46th week of 2016 patent applcation highlights part 62 |
Patent application number | Title | Published |
20160337006 | COMMUNICATION METHOD BETWEEN A DUAL INTERFACE NFC CARD INSERTED INTO AN NFC TERMINAL, AND AN NFC DEVICE - In a general aspect, a method for transmitting data between an NFC card and an external NFC device via a selected interface (e.g., contact or contactless), and further via a contactless interface of the NFC module when the contact interface of the NFC card is selected can include using an NFC card that includes an antenna circuit having an antenna coil with a magnetic axis and an electrically conductive screen extending near the antenna coil. The magnetic axis of the antenna coil can be substantially parallel to a plane defined by the NFC card and not cross the conductive screen. The contactless interface of the NFC card, when selected by the NFC card, can emit data by emitting bursts of magnetic field from the antenna coil, so as to compensate for effects of the conductive screen on a maximum distance for transmitting data by load modulation. | 2016-11-17 |
20160337007 | System and Method for Beamforming for Coordinated Multipoint Communications - In particular embodiments, a method for determining a beam-forming weight for coordinated multipoint communication with a first network node is performed by a wireless device in a cluster set of wireless devices configured to operate as a virtual device. The method includes receiving from a first network node, via a first channel, a first network RS coded with a first network beamforming weight associated with the cluster set. A second network RS is received from a second network node via the first channel. A device beamforming weight is calculated based on the first network RS received from the first network node and the second network RS received from the second network node. The calculation may be performed during a first iteration and may be independent of any channel information from any other wireless device in the cluster set of the wireless devices operating as a virtual device. The calculation of the first iteration may also be independent of any channel information associated with a second channel between the other wireless devices of the cluster set and the first network node. A first device RS coded with the device beamforming weight is sent to the first network node via the first channel. | 2016-11-17 |
20160337008 | Coordinated Beamforming Method and Apparatus Based on Partial Interference Alignment - A coordinated beamforming method and apparatus based on partial interference alignment, the method includes: selecting an optimal partial interference alignment mode from selectable partial interference alignment modes of terminals covered by base stations in a coordinating cluster of a coordinated multiple points transmission according to a chordal distance criterion; and transmitting, by the base stations, signals to the terminals by adopting the optimal partial interference alignment mode. | 2016-11-17 |
20160337009 | RADIO BASE STATION, MASTER STATION APPARATUS, SLAVE STATION APPARATUS, AND CONTROL METHOD - A master station apparatus modulates downlink digital control data that includes at least a synchronization signal and a control signal, adds resource element information to the modulated control data, and composites downlink digital frequency-domain user data that has not been modulated and data originating from the modulated control data to which the resource element information has been added. A slave station apparatus converts a received optical signal into an electrical signal, separates, from the electrical signal, the frequency-domain user data and the data originating from the modulated control data, modulates the frequency-domain user data, adds resource element information to the modulated user data, and transmits time-domain composite data including a component originating from the modulated user data and a component originating from the modulated control data by radio waves. | 2016-11-17 |
20160337010 | REDUCING INTERNAL SIGNALING BURDEN IN THE DISTRIBUTED ANTENNA SYSTEM - The present document is for a wireless communication with reduced internal signaling burden in the distributed antenna system (DAS). In the proposed method, a user equipment (UE) receives a first information unit from the network by a first distributed unit (DU) among multiple DUs distributed within the UE. The first DU reports reception information of the first information unit to a central unit (CU) of the UE, wherein the CU controls the multiple DUs. The first DU receives, from the CU, a direction regarding a transfer of the first information unit to the CU, and transfers the first information unit to the CU when the direction indicates a specific value. | 2016-11-17 |
20160337011 | METHOD FOR OPERATING A BASE STATION COMPRISING A PLURALITY OF ANTENNAS IN A WIRELESS RADIO NETWORK - The present invention relates to a method for operating a base station ( | 2016-11-17 |
20160337012 | TRANSMISSION DEVICE, TRANSMISSION METHOD, RECEPTION DEVICE, AND RECEPTION METHOD - By a transmission method according to one aspect of the present disclosure, in a broadcasting system that generates a first broadcasting signal and a second broadcasting signal by performing multi-antenna encoding on program data, and wirelessly transmits a first broadcasting signal and a second broadcasting signal, a first transmit station transmits the first broadcasting signal, a second transmit station transmits the second broadcasting signal, the first transmit station and the second transmit station transmit the first broadcasting signal and the second broadcasting signal to an overlapping area at an identical time using an overlapping frequency band, polarized wave transmitted from the first transmit station differs from polarized wave transmitted from the second transmit station, and arrangement of the first transmit station differs from arrangement of the second transmit station. | 2016-11-17 |
20160337013 | MOBILE STATION AND RECEPTION METHOD - Provided is a radio communication device which can separate propagation paths of antenna ports and improve a channel estimation accuracy even when using virtual antennas. The device includes: a mapping unit which maps a data signal after modulation to a virtual antenna and a virtual antenna; a phase inversion unit which inverts the phase of S0 transmitted from an antenna port in synchronization with a phase inversion unit between the odd-number slot and the even-number slot; the phase inversion unit which inverts the phase of R0 transmitted from the antenna port; a phase inversion unit which inverts the phase of S1 transmitted from an antenna port in synchronization with a phase inversion unit; and the phase inversion unit which inverts the phase of R1 transmitted from an antenna port. | 2016-11-17 |
20160337014 | Acknowledgment and/or receiver recovery mechanisms for scheduled responses within multiple user, multiple access, and/or MIMO wireless communications - Acknowledgment and/or receiver recovery mechanisms for scheduled responses within multiple user, multiple access, and/or MIMO wireless communications. Explicit scheduling information is provided from a first wireless communication device (e.g., an access point (AP), a transmitting wireless communication device) to a number of other wireless communication devices (e.g., wireless stations (STAs), receiving wireless communication devices) directing those other wireless communication devices a manner by which responses (e.g., acknowledgments (ACKs), block acknowledgments (BACKs), training feedback frames, etc.) are to be provided to the first wireless communication device there from. Such direction may include the order, timing, cluster assignment, etc. by which each respective wireless communication device is to provide its respective response to the first wireless communication device. In the event of the first wireless communication device failing to receive at least one response from at least one of the other wireless communication devices, various communication medium recovery mechanisms may be performed. | 2016-11-17 |
20160337015 | Multi-User Multiple-Input And Multiple-Output For Digital Subscriber Line - A method implemented in a network element (NE), comprising obtaining, via a processor of the NE, a plurality of encoded signals associated with a plurality of downstream (DS) channels in a network, wherein the plurality of DS channels form a plurality of DS multiple-input and multiple-output (MIMO) groups, performing, via the processor, MIMO pre-coding on the plurality of encoded signals according to the plurality of DS MIMO groups, performing, via the processor, crosstalk pre-coding on the plurality of encoded signals jointly after performing the MIMO pre-coding to produce a plurality of output signals, and transmitting, via transmitters of the NE, synchronously the plurality of output signals to a plurality of remote NEs via the plurality of DS channels. | 2016-11-17 |
20160337016 | SYSTEMS AND METHODS OF BEAM TRAINING FOR HYBRID BEAMFORMING - Systems and methods of beam training for hybrid beamforming are disclosed. In some embodiments, a method of operation of a receiver includes identifying multiple sets of beam indices for use with transmissions from a transmitter using hybrid precoding. The method also includes communicating the sets of beam indices to the transmitter for use with transmissions using hybrid precoding and receiving a transmission from the transmitter using one of the sets of beam indices. In some embodiments, each set of beam indices is for a different transmission mode. In this way, a transmission mode may be changed without the need to perform re-training of beams which is typically a time consuming process. | 2016-11-17 |
20160337017 | METHOD AND APPARATUS FOR VIRTUALIZING ANTENNA IN MULTI-ANTENNA SYSTEM, AND METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNAL USING THE SAME - The transmitter maps an antenna port to a logical antenna port through a first virtualization. The transmitter maps the logical antenna port to a transceiver unit (TXRU) through a first operation. The transmitter maps the TXRU to a logical TXRU through a second operation. The transmitter maps the logical TXRU to a physical antenna element through a second virtualization. | 2016-11-17 |
20160337018 | Use of Different Precoders for Superposed Signals in Downlink Multiuser Superposition Transmission - A method of performing downlink multiuser superposition transmission (MUST) when different precoders are applied to superposed signals is proposed. For demodulation reference signal (DM-RS) transmission mode, the near-user can estimate the far-user's channel by means of separate DM-RS symbols. For common reference signal (CRS) transmission mode, the near-user can blindly detect code far-user's precoder that is not signaled to the near-user. As a result, even the downlink control information (DCI) format is designed for the situation using the same precoder for superposed signals, the MUST scheme works and the near-user receiver can separate the superposed signal for the far-user. | 2016-11-17 |
20160337019 | METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL - The present invention relates to a wireless communication system, and more specifically, to a method and an apparatus for transmitting an RS (Reference Signal) from a transmission end. The present invention relates to an RS transmission method and an apparatus therefore, comprising the steps of: confirming RS resources which are defined according to each layer; and transmitting the precoded RS for the layers to a receiving end through a multiple antenna, wherein the RS resource includes a 1 | 2016-11-17 |
20160337020 | MANAGING BEAMFORMED SIGNALS TO OPTIMIZE TRANSMISSION RATES OF SENSOR ARRAYS - Technology for managing beamformed signals. A method includes: receiving beamformed signals from one or more arrays of receiving elements, which one or more arrays of receiving elements send beamformed signals at given transmission rates; recovering information from the received beamformed signals; measuring a quality of the recovered information, using a metric that estimates a distance between the recovered information and reference information; and, based on the measured quality, instructing the one or more arrays of receiving elements to change the transmission rates at which they send beamformed signals. | 2016-11-17 |
20160337021 | WIRELESS COMMUNICATION DEVICE CONTROL OVER WIRELESS NETWORK ANTENNA CONFIGURATIONS - A wireless communication device receives wireless communications comprising omnidirectional reference signals, beam-formed reference signals, and beam-formed user data. The wireless communication device determines a difference between omnidirectional reference signal quality and beam-formed reference signal quality. The wireless communication device selects an omnidirectional network antenna configuration based on the difference between the omnidirectional reference signal quality and the beam-formed reference signal quality. The wireless communication device transmits wireless signaling indicating the selected omnidirectional network antenna configuration. Responsive to the wireless signaling, the wireless communication device receives additional wireless communications comprising omnidirectional reference signals and omnidirectional user data. In some examples, the network antenna configurations comprise Long Term Evolution (LTE) Transmission Modes (TMs). | 2016-11-17 |
20160337022 | Hierarchically Elaborated Phased-Array Antenna Modules and Faster Beam Steering Method of Operation - A system substantially updates all the phase shifter values of a phased array antenna by using two “global writes” to update these parameters to all phased-array transformation circuits simultaneously via a serial bus. Antenna elements, each controlled by a phased-array transformation circuit, are individually configured to transform phase and gain according to a register array. The register array has a local register group and a central register group, the local registers physically placed close in proximity to RF chains which each correspond to an element of array antenna, whereby each set of local registers control an individual antenna element and a central register controlling overall beam steering function. Gain values are hierarchically distributed. The apparatus is configured to efficiently elaborate phase shift weights into a submodule of a phase array antenna system with low noise and bandwidth. | 2016-11-17 |
20160337023 | METHOD AND APPARATUS FOR REPORTING CHANNEL STATE INFORMATION - The method and the apparatus for reporting CSI are provided. The method comprises receiving reference signal on downlink channel, selecting CQI corresponding to a channel state based on the reference signal and transmitting CSI report comprising the selected CQI, wherein the step of selecting CQI includes selecting CQI index on a CQI table where the CQI index specifies modulation. | 2016-11-17 |
20160337024 | BASE STATION, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - A base station of a communication system including the base station forming a communication area partly overlapping a communication area of another station and a control station controlling the base station includes: a data reception unit that receives same data as data transmitted from the control station to the another station from the control station; a phase rotation amount information reception unit that receives phase rotation amount information from the control station; a phase offset unit that assigns phase rotation to the data on a basis of the phase rotation amount information input from the phase rotation amount information reception unit; and a transmission unit that transmits the data to which the phase rotation is assigned. | 2016-11-17 |
20160337025 | Antenna Switching System and Method - The present invention is applicable to the field of mobile terminals and provides an antenna switching system and method. The antenna switching system includes a radio-frequency transceiver circuit, a primary antenna, and a parasitic antenna, where the primary antenna is connected to the radio-frequency transceiver circuit, and further includes a switch circuit, configured to connect, when the parasitic antenna is used to receive or send a radio-frequency signal, the parasitic antenna and the radio-frequency transceiver circuit. If the parasitic antenna is grounded, the parasitic antenna may be configured to spread a spectrum. In addition, when carrier aggregation is needed, the parasitic antenna is connected to the radio-frequency transceiver circuit, so as to become an independent receive or transmit antenna. | 2016-11-17 |
20160337026 | METHODS AND APPARATUS FOR REORDERING DATA IN AN EVOLVED HIGH SPEED PACKET ACCESS SYSTEM - Method and apparatus for receiving high speed downlink shared channel (HS-DSCH) transmissions are disclosed. An HS-DSCH medium access control (MAC-ehs) entity receives MAC-ehs protocol data units (PDUs) via a high speed downlink shared channel (HS-DSCH) while in one of Cell_FACH, Cell_PCH, and URA_PCH states. The reordering PDUs included in the MAC-ehs PDUs may be sent to a next processing entity without performing reordering of the PDUs. A certain reordering queue may enter a suspend state upon occurrence of a triggering event and MAC-ehs PDUs distributed to the reordering queue in the suspend state may be forwarded to the next processing entity without performing reordering. MAC-ehs reset procedure may be extended for a certain transmission such that the MAC-ehs reset is performed after receiving a MAC-ehs PDU in a target cell. | 2016-11-17 |
20160337027 | GROUND TERMINAL AND GATEWAY BEAM POINTING TOWARD AN UNMANNED AERIAL VEHICLE (UAV) FOR NETWORK ACCESS - Systems and methods for detecting an unmanned aerial vehicle (UAV). Network access (for example, to the Internet) may be provided by detecting a UAV and fixing one or more beams from one or more ground terminals to the UAV. In one embodiment, the detection of a UAV includes forming and pointing beams from a ground terminal and ground gateways toward the UAV. The ground terminal may be configured to autonomously steer its antenna beam during initial installation to detect the reference signal from a UAV. In one variant, the ground terminals are steered to more finely track the position of the UAV based on a signal quality metric such as received signal strength. In one embodiment, the ground terminal antenna is initially manually pointed toward the UAV, and thereafter allowed to automatically steer to track the position of the UAV. | 2016-11-17 |
20160337028 | METHOD AND APPARATUS FOR IMPROVED NON-GEOSTATIONARY COMMUNICATIONS - The present disclosure presents a method and an apparatus for communications in a non-geostationary orbit (NGSO) satellite network. For example, the method may include receiving data, at a relay node, from a first NGSO satellite of the NGSO satellite network, wherein the relay node is located at a boundary or a common beam area associated with the first satellite and a second satellite of the NGSO satellite network, and wherein the data is received at the relay node in response to identifying by the first NGSO satellite that an internet point of presence (IPP) is not available in at least one of a plurality of beams associated with the first NGSO satellite, and relaying the data from the relay node to a second NGSO satellite of the NGSO satellite network, wherein an IPP is available in at least one of a plurality of beams associated with the second NGSO satellite. As such, communications in a non-geostationary orbit (NGSO) satellite network may be achieved. | 2016-11-17 |
20160337029 | MULTIPLE MODEM COMMUNICATION SYSTEM AND METHOD FOR A MOBILE PLATFORM - A system, method, and device to enable communication between a first and second satellite station and a controller of a mobile platform. The controller includes a processor, a first modem facilitating communication with the first satellite station via a first frequency over a first communication link, and a map of the one or more networks of satellite stations including the second satellite station. The controller utilizes the map of the one or more networks of satellite stations to determine the second satellite station for communicating with the controller. A second modem is coupled to the controller and facilitates communication with the second satellite station via a second frequency over a second communication link, wherein the controller is configured to calculate a time to handoff communication with the mobile communicator from the first communication link to the second communication link. | 2016-11-17 |
20160337030 | METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL, AND APPARATUS THEREFOR - A method and a user equipment (UE) for transmitting an uplink (UL) signal in a wireless communication system supporting carrier aggregation are discussed. The UE is configured with a plurality of cells. A first cell and a second cell operate in time division duplex (TDD) and have different TDD uplink-downlink (UL-DL) configurations. The method according to an embodiment includes determining a specific TDD UL-DL configuration having a smallest number of D subframes from among one or more TDD UL-DL configurations, each of the one or more TDD UL-DL configurations being configured as a D subframe in each D subframe of the first cell and the second cell, the D subframe indicating a downlink (DL) subframe or a subframe comprising a downlink period, a guard period, and an uplink period; and transmitting a control signal in a UL subframe in response to at least one downlink signal. | 2016-11-17 |
20160337031 | COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, AND TRANSMISSION APPARATUS - A communication system includes a source node and an end node of a first working path, a source node and an end node of a second working path, and a source node and an end node of a common path serving as a protection path shared by the first and second working paths. The source node of the common path transfers one of signals received from the source nodes of the first and second working paths to the common path, and the end node of the common path transmits the signal received through the common path to each of the end nodes of the first and second working paths. | 2016-11-17 |
20160337032 | Apparatus and Method for Providing Eavesdropping Detection of an Optical Fiber Communication - A method for providing eavesdropping detection of an optic fiber communication between two users includes the steps of exchanging both data and probe signals through at least two channels ( | 2016-11-17 |
20160337033 | TRANSMISSION APPARATUS AND TRANSMISSION METHOD - A transmission apparatus includes: a generator configured to generate position information indicating a position of header information of each of a plurality of first signals from a second signal nesting the plurality of first signals; a storage configured to store the position information generated by the generator and the plurality of first signals; a monitor configured to read the position information and the plurality of first signals stored in the storage, and to monitor the header information of each of the plurality of first signals based on the position information; and an output unit configured to output the plurality of first signals after monitoring the contents of the header information. | 2016-11-17 |
20160337034 | METHOD AND SYSTEM FOR MEASURING AN OPTICAL POWER ATTENUATION VALUE OF A MULTIMODE DEVICE UNDER TEST, RECEIVE DEVICE AND COMPUTER-READABLE MEMORY - There is provided a method for measuring an optical power attenuation value of a multimode DUT. The method generally has, using an optical source, propagating test light along a multimode device link having a first multimode device, the multimode DUT and a second multimode device serially connected to one another; said propagating including inducing a preferential attenuation of high-order optical fiber modes of the test light along the first multimode device and along the second multimode device; using an optical power detector, detecting an optical signal resulting from the propagation of the test light along the multimode device link and transmitting an output signal based on the detected optical signal; and using a processor, determining the optical power attenuation value of the multimode DUT based on the output signal. | 2016-11-17 |
20160337035 | METHODS AND APPARATUSES INVOLVING FLEXIBLE CABLE/GUIDEWIRE/INTERCONNECTS - Various embodiments of the present disclosure are directed toward apparatus and methods including communication circuits for communicating between a plurality of compartments in a vehicle. An array of flexible cables provides signal-communication paths between the plurality of compartments in the vehicle, with each cable having a glass or silica core region for conveying optical signals, and communicating signals (electrical signals and optical signals) along at least one of the signal-communication paths and between the plurality of compartments in the vehicle. The apparatus and methods also include a plurality of circuits that communicate status-indication signals between locations along the array of flexible cables. The status-indication signals are communicated via the signal-communication paths in the flexible array of cables and are indicative of vehicle-travel modes for reporting a status of the vehicle in a mode relative to travel of the vehicle. | 2016-11-17 |
20160337036 | OPTICAL TRANSMISSION APPARATUS AND OPTICAL TRANSMISSION METHOD - An optical emission unit includes a signal arrangement unit that generates respective pairs of phase-conjugate signals of a plurality of systems on the basis of externally input signals of a plurality of systems, mixes together the pairs of phase-conjugate signals, and then arranges the pairs of phase-conjugate signals discretely in orthogonally polarized electric fields, and an optical modulation unit that converts electric signals from the signal arrangement unit into optical signals and outputs the optical signals to the optical transmission unit, and the optical reception unit includes a photoelectric conversion unit that converts the optical signals transmitted by the optical transmission unit into electric signals, and a signal reconstruction unit that reconstructs the original signals of the plurality of systems by synthesizing the intermixed and discretely arranged signals from the photoelectric conversion unit. | 2016-11-17 |
20160337037 | OPTICAL NETWORKING WITH SUPPORT FOR UNIDIRECTIONAL OPTICAL LINKS - An apparatus includes bidirectional communication equipment for communicating information along optical fibers, where the bidirectional communications equipment is configured to provide a first unidirectional communication link from the equipment to a first location and a second unidirectional communication link to the equipment from a different second location. | 2016-11-17 |
20160337038 | TUNING DEVICE FOR PLUGGABLE OPTICAL TRANSCEIVERS - A tuning device for a pluggable XFP and SFP+ and DWDM transceiver devices. Also provided are applications for CWDM XFP, and SFP+ and future form factors as well as DWDM and CWDM SFP. This tuning device is for use with tunable DWDM and CWDM transceivers, and provides the ability to lock the tune of the transceiver to prevent a host device from automatically retuning the transceiver. | 2016-11-17 |
20160337039 | OPTICAL TRANSMITTING DEVICE AND OPTICAL RECEIVING DEVICE - An optical transmitting device includes: an optical modulator configured to modulate light output from a light source with a drive signal generated by controlling a frequency of a first signal based on a second signal; and an amplitude controller configured to control amplitude of the first signal based on a control signal, wherein signal light modulated by the optical modulator is transmitted to an optical receiving device. | 2016-11-17 |
20160337040 | ADAPTIVE MACH ZEHNDER MODULATOR LINEARIZATION - The present invention is directed to optical communication systems and methods thereof. In various embodiments, the present invention provides method for linearizing Mach Zehnder modulators by digital pre-compensation and adjusting the gain of the driver and/or the modulation index. The pre-compensation can be implemented as a digital pre-compensation algorithm, which is a part of an adaptive feedback loop. There are other embodiments as well. | 2016-11-17 |
20160337041 | Polarization Independent Reflective Modulator - An apparatus comprising an optical input configured to receive an optical carrier, an polarization beam splitter configured to forward a first polarized component of the optical carrier along a first light path, and forward a second polarized component of the optical carrier along a second light path, wherein the first polarized component comprises a first polarization that is perpendicular to a second polarization of the second polarized component upon exiting the optical splitter, and an optical modulator coupled to the first light path and the second light path, the modulator configured to modulate the first polarized component of the optical carrier and the second polarized component of the optical carrier. | 2016-11-17 |
20160337042 | MINIMIZING POLARIZATION-DEPENDENT OPTICAL POWER FOR PM-M-QAM TRANSMITTERS - A system is configured to determine a first power level of a first signal output from a first modulator, and determine a second power level of a second signal output from a second modulator. The first signal may include a first optical signal associated with a particular polarization orientation, and the second signal may include a second optical signal associated with the particular polarization orientation. The system is configured to determine a relationship between the first power level and the second power level, and to set, based on the relationship between the first power level and the second power level, a reverse bias voltage associated with the first modulator, where the reverse bias voltage may be used to control the first power level of the first signal. | 2016-11-17 |
20160337043 | RADIO COMMUNICATION DEVICE AND FREQUENCY ERROR MEASUREMENT METHOD - A radio communication device includes a transmission unit that performs a radio transmission process on a baseband signal in which transmission data is included and that transmits a signal in which the baseband signal is superimposed on a carrier wave; a feedback unit that feeds back the signal transmitted by the transmission unit; a detecting unit that detects a carrier wave component by removing a component corresponding to the baseband signal from a feedback signal that is fed back by the feedback unit; a counting unit that counts the pulses of the carrier wave component detected by the detecting unit; and a calculating unit that calculates a frequency error of the carrier wave by using a count value obtained by the counting unit. | 2016-11-17 |
20160337044 | OPTICAL RECEIVER - An optical receiver including: a phase modulation unit that generates local oscillation light and modulates a phase of the local oscillation light; a coherent detection unit that causes a received optical signal and the local oscillation light phase-modulated by the phase modulation unit to interfere and converts the optical signal to an electrical signal; a polarization separation/adaptive equalization unit that performs polarization separation and adaptive equalization on the electrical signal after coherent detection; and decoding units that decode the polarization-separated electrical signals outputted from the polarization separation/adaptive equalization unit. | 2016-11-17 |
20160337045 | RECEPTION AND GENERATION OF LIGHT - A light input is divided into a plurality of light outputs by a structure comprising a first beam splitter configured to divide the light Input into a first part and a second part, a first polarization beam splitter configured to provide from the first part a first polarized part and a second polarized part, wherein the first polarized part is for providing a first output and the second polarized part for providing a second output, at least one polarization altering device configured to alter the polarization of light in the second part, and at least one second polarization beam splitter configured to receive light altered by respective at least one polarization altering device and provide therefrom at least one third polarized part for providing at least one third output. A light output can be generated based on similar principles in reverse. | 2016-11-17 |
20160337046 | BUILT-IN REDUNDANCY SCHEME FOR COMMUNICATION SYSTEM ON CHIP - In an example, the present invention includes an integrated system on chip device. The device has a redundancy block is configured to add at least redundancy bit as a function of one or more data bits associated with data for data error detection and correction data. In an example, the driver module is coupled to the signal processing blocking using a uni-directional multi-lane bus configured with N lanes, whereupon N is greater than M such that a difference between N and M represents a redundant lane or lanes. The device also has a mapping block configured to associate the M lanes to a plurality of selected laser devices for a silicon photonics device. | 2016-11-17 |
20160337047 | TECHNIQUES FOR MITIGATING CROSS DEVICE CO-EXISTENCE INTERFERENCE - The disclosure provides techniques for reducing interference caused by a first device to a second device receiving a satellite-based positioning signal. A device such as a user equipment (UE) or base station (eNB) determines a threshold transmission power for a transmission frequency of the device. The device also determines a signal strength of the satellite-based positioning system signal at the device. The device then controls a transmission property of the device based on the signal strength of the satellite-based positioning system signal when a transmission power of the device at the transmission frequency satisfies the threshold. The device may also determine that reception of the satellite-based positioning system signal by the second device is likely to be affected by a transmission from the device at a transmission power that satisfies the threshold and control the transmission property when reception of the satellite-based positioning system signal is likely to be affected. | 2016-11-17 |
20160337048 | APPARATUS AND METHOD FOR MEASURING POWER SUPPLY NOISE - Described is an apparatus which comprises: a power delivery distribution network (PDN) to provide a power supply to at least one circuit; and an on-die synchronous power supply noise injector to inject noise to the power supply on the PDN. Described is another apparatus which comprises: a PDN to provide power supply to various circuits; an on-die power supply noise (PSN) sampler to sample the power supply with an injected noise, wherein the PSN sampler to sample the power supply with at least two different clock signals; and a phase noise accumulator to randomize the periods of the at least two different clock signals. | 2016-11-17 |
20160337049 | Methods, Systems, And Computer Program Products For Calibrating Hardware-Induced Distortion In A Communication System - Methods and systems are described for calibrating hardware-induced distortion in a communication system. In one aspect, a calibration signal is transmitted from a base station (BS) to a user equipment (UE). A corresponding amplified version of the transmitted calibration signal is received by the BS from the UE. A composite downlink-uplink channel state information (CSI) is estimated based on the received corresponding amplified version of the transmitted calibration signal. Uplink CSI is estimated based on a reference signal received from the UE. At least one of a phase hardware-induced distortion and an amplitude hardware induced distortion is determined based on the estimated composite downlink-uplink CSI and the estimated uplink CSI. | 2016-11-17 |
20160337050 | CONFIGURATION SUB-SYSTEM FOR TELECOMMUNICATION SYSTEMS - Certain aspects are directed to a configuration sub-system for telecommunication systems. The configuration sub-system can include a test signal generator, a power measurement device, at least one additional power measurement device, and a controller. The test signal generator can be integrated into components of a telecommunication system. The test signal generator can provide a test signal to a signal path of the telecommunication system. The power measurement device and the additional power measurement device can respectively be integrated into different components of the telecommunication system. The power measurement device and the additional power measurement device can respectively measure the power of the test signal at different measurement points in the signal path. The controller can normalize signals transmitted via the telecommunication system by adjusting a path gain for the signal path based on measurements from the power measurement device and the additional power measurement device. | 2016-11-17 |
20160337051 | Technique For Monitoring And Managing Output Power - An apparatus is disclosed configured for receiving a first alternating signal and for transmitting a second alternating signal. A detector is configured to receive a third alternating signal which is a reflection of at least a portion in power of the second alternating signal. The detector is further configured to convert the third alternating signal into a rectified signal and measure the power of said rectified signal. The measured power of the rectified signal is indicative of a power of the reflected third signal. | 2016-11-17 |
20160337052 | SYSTEM AND METHOD FOR TEST AND/OR CALIBRATION OF MULTI-CHANNEL RF COMMUNICATION DEVICES - A test system includes a single-channel signal generator configured to generate an autocorrelation test signal to be distributed to each of a plurality of RF channels of a device under test (DUT). A time offset network includes a plurality of time offset channels each corresponding to one of the plurality of RF channels of the DUT, and is configured to, in combination with the DUT, provide corresponding autocorrelation test signals each with a different time delay as respective RF channel test signals. A single-channel measurement instrument is configured to process a single-channel test signal, based upon a combination of the RF channel test signals, to independently measure at least one characteristic of each of the RF channels of the DUT. The time offset network may be configured to be coupled between the single-channel signal generator and the DUT. Or, the time offset network may be configured to be coupled between the DUT and the single-channel measurement instrument. | 2016-11-17 |
20160337053 | SMART BOX FOR AUTOMATIC FEATURE TESTING OF SMART PHONES AND OTHER DEVICES - An automatic system level testing (ASLT) system for testing smart devices is disclosed. The system comprises a system controller operable to be coupled with a smart device in an enclosure, wherein the system controller comprises a memory comprising test logic and a processor. The system also comprises the enclosure, wherein the enclosure comprises a plurality of components, the plurality of components comprising: (i) a robotic arm comprising a stylus, wherein the stylus is operable to manipulate the smart device to simulate human interaction therewith; and (ii) a platform comprising a device holder, wherein the device holder is operable to receive a smart device inserted there into. The processor is configured to automatically control the smart device and the plurality of components in accordance with the test logic. | 2016-11-17 |
20160337054 | Data Transmission Over a Reduced Number of Physical Antennas - The disclosure relates to a method, performed in a multi-antenna radio access node comprising four logical antenna ports mapped to corresponding physical antennas, of transmitting data using three physical antennas. The method comprises determining (S | 2016-11-17 |
20160337055 | FEEDBACK CALIBRATION OF DIGITAL TO TIME CONVERTER - This document discusses apparatus and methods for compensating non-linearity of digital-to-time converters (DTCs). In an example, a wireless device can include a digital-to-time converter (DTC) configured to receive a phase data information from a baseband processor and to provide a first modulation signal for generating a wireless signal, a detector configure to receive the first modulation signal and provide an indication of nonlinearities of the DTC, and a pre-distortion module configured to provide pre-distortion information to the DTC using the indication of nonlinearities. | 2016-11-17 |
20160337056 | WIRELESS DEVICE, NETWORK NODE, METHODS THEREIN, FOR RESPECTIVELY SENDING AND RECEIVING A REPORT ON QUALITY OF TRANSMITTED BEAMS - Embodiments herein relate to methods performed by a wireless device for sending a report on channel information to a network node, methods performed by a network node for receiving a report on channel information, and corresponding wireless devices and network nodes. A network node controls at least one Transmission Point (TP) that transmits TP beams. Each TP beam is associated with respective beamformed Beam-specific Reference Signal (BRS) for channel information measurements. The wireless device sends the report, which comprises a number of sub-reports, to the network node. Each sub-report is associated with a TP beam. Each associated TP beam comprises at least one BRS and is selected by the device. Each sub-report is also associated with an indicator of channel quality value for one code word transmitted by the network node on the associated TP beam. | 2016-11-17 |
20160337057 | METHOD AND APPARATUS FOR SELECTIVELY RECEIVING RADIO SIGNALS - A method, performed in a network node, for selectively receiving radio signals received in a plurality of remote radio head devices connected to the network node. The method comprises determining that a power level of a received radio signal for a first remote radio head device exceeds a threshold power and blocking received radio signals from the first remote radio head device when the power level exceeds the threshold power. A corresponding network node, remote radio head device, computer program and computer program product are also presented. | 2016-11-17 |
20160337058 | TRANSMISSION METHOD AND SYSTEM FOR GROUPCAST MESSAGE AND STORAGE MEDIUM ACCESSIBLE BY ELECTRONIC DEVICES - The present invention relates to a transmission method and system for groupcast message and a storage medium accessible by electronic devices applicable to a first electronic device transmitting a groupcast message to a plurality of remote second electronic devices. The method comprises steps of: acquiring a piece of communication quality information for each said second electronic device and each said piece of communication quality information representing the connection quality between each said second electronic device and nearby devices; the first electronic device selecting one of the plurality of second electronic devices as a broadcast transmitter according to the plurality pieces of communication quality information; the first electronic device transmitting the groupcast message to the broadcast transmitter; and the broadcast transmitter transmitting a broadcast message to the plurality of second electronic devices. Thereby, transmission of a groupcast message to the second electronic devices can be ensured without adding extra transmission cost. | 2016-11-17 |
20160337059 | AUDIO BROADCASTING CONTENT SYNCHRONIZATION SYSTEM - The present disclosure relates to methods, techniques and systems for dynamically synchronizing complementary broadcasting content for supplementing audio broadcasting with audio context sensitively synchronized complementary broadcasting content items. An audio broadcasting content, e.g. a radio broadcast by a radio station is supplemented by complementary broadcasting content, e.g. still or moving images such that the transmission and playback of the complementary broadcasting content (e.g. a video) is synchronized with a current audio broadcasting (e.g. a piece of music) by dynamically taking into account the audio context of a user listening to the current audio broadcasting. | 2016-11-17 |
20160337060 | DISCOVERY OF MUSIC ARTIST AND TITLE FOR SYNDICATED CONTENT PLAYED BY RADIO STATIONS - Systems at a radio station provide representations to an acoustic fingerprinting service of audio content being broadcast for the provision of metadata identifying the audio content by the acoustic fingerprinting service back to the radio station for transmitting over the air or over the Internet simultaneously with the broadcast audio. | 2016-11-17 |
20160337061 | ACCESS POINT SYNCHRONIZATION IN SHARED SPECTRUM - Techniques for managing communication in accordance with a second radio access technology on a channel shared with a first radio access technology are disclosed. The management may comprise, for example, operating in accordance with a first radio access technology and monitoring the medium for first radio access technology signaling, determining a utilization metric associated with utilization of the medium by the first radio access technology signaling, determining whether absolute timing information is available, setting one or more parameters of a time division multiplexing communication pattern based on the utilization metric and the availability of the absolute timing information, and operating in accordance with a second radio access technology and cycling between activated periods and deactivated periods of communication over the medium in accordance with the time division multiplexing communication pattern. | 2016-11-17 |
20160337062 | SYSTEMS AND METHODS OF TRANSPORTING INTERNAL RADIO BASE STATION (RBS) INTERFACE INFORMATION OVER A PACKET SWITCHED NETWORK - Systems and methods of transporting internal radio base station (RBS) interface information over a packet network are presented. In one exemplary embodiment, in an interworking function (IWF) for communicating packets between a radio equipment (RE) and a radio equipment controller (REC) of a radio base station (RBS), a method may include receiving a packet sent from another IWF and having internal RBS interface information and residence time measurement (RTM) information that characterizes an asymmetry between processing times on links in different directions between the RE and the REC. Further, the method may include determining an asymmetry compensation that compensates for the asymmetry using the RTM information. Also, the method may include applying the asymmetry compensation to a timestamp of the internal RBS interface information to obtain an updated internal RBS interface information. In addition, the method may include transmitting the updated internal RBS interface information to one of the RE and the REC that is attached to the IWF. | 2016-11-17 |
20160337063 | CO-EXISTENCE-AWARE COMMUNICATION IN SHARED SPECTRUM - Techniques for co-existence between wireless Radio Access Technologies (RATs) and related operations in shared spectrum are disclosed. Operation on a communication medium shared between RATs may be managed by a transceiver configured to operate in accordance with a first RAT and to monitor the medium for signaling associated with a second RAT. A medium analyzer may be configured to determine one or more Time Division Multiplexing (TDM) parameters of a TDM communication pattern associated with the second RAT based on the monitored signaling. A transmission controller may be configured to set one or more transmission parameters for the first RAT based on the determined one or more TDM parameters. The transceiver may be further configured to transmit on the medium in accordance with the one or more transmission parameters. | 2016-11-17 |
20160337064 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNALS IN WIRELESS COMMUNICATION SYSTEM - An apparatus and a method for allocating resources for transmitting an HARQ ACK/NACK signal for a downlink subframe using a PUCCH format 3 in a time division duplex (TDD) system using a single carrier are provided. Since the resources are allocated through a resource indicator transmitted using a power control field transmitted on a PDCCH of the downlink subframe, the resources for transmitting the HARQ ACK/NACK signal may be allocated by effectively using resources allocated to a duplicately transferred control signal. | 2016-11-17 |
20160337065 | TERMINAL DEVICE, BASE STATION APPARATUS, AND INTEGRATED CIRCUIT - A terminal device acquires a parameter indispensable in canceling or suppressing an interference signal, cancels or suppresses interference with high precision, and reduces a degradation in reception performance due to the interference. There is provided a first terminal device that communicates with a base station apparatus, including: a higher layer processing unit that determines NAICS information indicating whether or not NAICS has to be used; a reception unit that receives downlink control information which is transmitted from the base station apparatus; and a control unit that changes interpretation of the downlink control information based on a configuration that is determined by the higher layer processing unit, in which, in a case where a result of determining the NAICS information that is determined in the higher layer processing unit indicates that the NAICS has to be used, the control unit interprets the second MCS field as information indicating a modulation scheme of a second terminal device, among a first MCS field for a transport block | 2016-11-17 |
20160337066 | Methods, Systems, And Computer Program Products For Calibrating Phase Hardware-Induced Distortion In A Long Term Evolution Communications System - Methods and systems are described for calibrating phase hardware-induced distortion in a long term evolution (LTE) communications system. In one aspect, an estimate of a phase difference at a user equipment (UE) between downlink channels including signals sent over two or more BS transmitter chains is received from the UE in an LTE communications system. A phase difference between uplink channels including signals received over two or more BS receiver chains is determined at a BS. A relative phase distortion induced by two or more BS transceiver chains is determined based on the received estimate of phase difference between downlink channels and the determined phase difference between uplink channels. | 2016-11-17 |
20160337067 | TERMINAL DEVICE, BASE STATION APPARATUS, AND INTEGRATED CIRCUIT - A terminal device acquires a parameter indispensable in canceling or suppressing an interference signal, cancels or suppresses interference with high precision, and reduces a degradation in reception performance due to the interference. There is provided a first terminal device that communicates with a base station apparatus, including: a higher layer processing unit that determines NAICS information indicating whether or not NAICS has to be used; a reception unit that receives downlink control information which is transmitted from the base station apparatus; and a control unit that changes interpretation of the downlink control information based on a configuration that is determined by the higher layer processing unit. | 2016-11-17 |
20160337068 | Transmission System and Method Using Mixed Modulation Formats - A system and method for transmitting a wavelength division multiplexed (WDM) signal on an optical transmission path. The system includes at least one first modulation format transmitter configured to generate an associated first modulation format signal on an associated signal wavelength using a first modulation format having a first spectral efficiency, and at least one second modulation format transmitter configured to generate an associated second modulation format signal on an associated signal wavelength using a second modulation format having a second spectral efficiency higher than the first spectral efficiency. The second modulation format signals having an optical power set nominally higher than the optical power of the first modulation format signals. The first and second modulation format signals are combined into an aggregate output signal on the optical transmission path. | 2016-11-17 |
20160337069 | OPTICAL LINE TERMINAL ARRANGEMENT, APPARATUS AND METHODS - A wavelength division multiplexed optical communication system includes a plurality of optical line terminals which may be part of separate in service networks, each having a line interface and an all-optical pass-through interface including a plurality of pass-through optical ports, and each also including a plurality of local optical ports which are connectable to client equipment and an optical multiplexer/demultiplexer for multiplexing/demultiplexing optical wavelengths. The optical multiplexer/demultiplexer may include one or more stages for inputting/outputting individual wavelengths or bands of a predetermined number of wavelengths, or a combination of bands and individual wavelengths. At least one of the pass-through optical ports of an optical line terminal of one network may be connected to at least one of the pass-through optical ports of an optical line terminal of another network to form an optical path from the line interface of the optical line terminal of the one network to the line interface of the optical line terminal of the another network to form a merged network. The use of such optical line terminals allows the upgrading and merging of the separate networks while in service. | 2016-11-17 |
20160337070 | OPTICAL RECEIVER AND SUPERIMPOSED SIGNAL DETECTING METHOD - An optical receiver includes: a tunable filter configured to partially transmit a wavelength-multiplexed optical-signal including a first optical-signal having a first wavelength, a second optical-signal having a second wavelength, and a third optical-signal having a third wavelength, with a frequency-modulated signal superimposed on each of the first to third optical-signals; a photo detector configured to detect an optical-power of the wavelength-multiplexed optical-signal transmitted through the tunable filter; and a superimposed signal detector configured to detect the frequency-modulated signal superimposed on the first optical-signal, based on an amplitude-modulated signal according to a variation in the optical-power on a first filter setting where both of the first optical-signal and the second optical-signal transmit through the tunable filter, and an amplitude-modulated signal according to a variation in the optical-power on a second filter setting where both of the first optical-signal and the third optical-signal transmit through the tunable filter. | 2016-11-17 |
20160337071 | Flexible Grid TWDM-PON Architecture and Intelligent Set-Up for TWDM-PON - An approach to proving a flexible grid architecture for time and wavelength division multiplexed passive optical networks is described. One embodiment includes an optical transmitter array configured to transmit an optical signal, an optical combiner coupled to the optical transmitter array configured to receive unlocked wavelengths from the optical transmitter array and output a single optical signal, and an optical amplifier coupled to the optical combiner configured to boost downstream optical power. In some embodiments, a WDM filter is coupled to the optical amplifier, and a tunable optical network unit (ONU) coupled to the WDM filter is configured to transmit and receive the optical signals. In still other embodiments, a cyclic demultiplexer is coupled to the optical splitter and connects to an optical receiver array configured to receive optical signals. | 2016-11-17 |
20160337072 | METHODS AND APPARATUS FOR ADJUSTING FLOW RATE OF TRANSMISSIONS RECEIVED BY A DEVICE - Certain aspects of the present disclosure relate to methods and apparatus for adjusting flow rate of transmissions received at a device. A user equipment (UE) determines, in response to detecting a trigger condition, a proposal to adjust feedback provided to a base station (BS) in order to adjust a flow rate of transmissions received at the UE from the BS. The UE adjusts the feedback based on the proposal and at least one additional condition and transmits the adjusted feedback to the BS. | 2016-11-17 |
20160337073 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING CHANNEL STATUS INFORMATION (CSI) FOR SUPPORTING 256QAM IN WIRELESS ACCESS SYSTEM - A method and an evolved Node B (eNB) for receiving Channel Status Information (CSI) in a wireless access system are discussed. The method according to an embodiment includes transmitting a Physical Downlink Shared Channel (PDSCH); and receiving CSI including a Channel Quality Indication (CQI) index associated with the PDSCH. The CQI index is selected from one of a first CQI table for supporting up to a 64 Quadrature Amplitude Modulation (QAM) scheme and a second CQI table for supporting up to a 256 QAM scheme. CQI indices 12 to 15 of the first CQI table are used for the 64 QAM scheme and CQI indices 12 to 15 of the second CQI table are used for the 256 QAM scheme. A size of each of the first and the second CQI tables is the same. | 2016-11-17 |
20160337074 | Energy Efficient Transmitter Power Control - A microwave transceiver comprising a data buffer, an ACM module, a PA, and an antenna. The ACM module configured to receive buffered data from the data buffer and to modulate the buffered data at a modulation format having a spectral efficiency, the PA configured to receive modulated buffered data from the ACM module, and to transmit amplified modulated buffered data, via the antenna, to a remote microwave transceiver at an output power. The modulation format is selected from a plurality of modulation formats based on a feedback signal from the remote microwave transceiver. The microwave transceiver further comprising a control module configured to monitor a buffer state of the data buffer, and to control the output power of the PA based on the buffer state. | 2016-11-17 |
20160337075 | METHOD FOR TRANSMITTING A DIGITAL SIGNAL FOR A MARC SYSTEM HAVING A DYNAMIC HALF-DUPLEX RELAY, CORRESPONDING PROGRAM PRODUCT AND RELAY DEVICE - A relaying method performed by a half duplex relay for a telecommunications system. The method includes a reception stage of receiving codewords transmitted by a source, the successive codewords corresponding to B blocks, the first of which can be decoded independently of the other blocks. This stage includes a decoding step of estimating a message from each source based on received codewords, the message being associated with the codewords transmitted by the source. The relay performs an error detection and decision-taking step on messages that are decoded without error. The relay encodes a signal and forwards it to the destination, wherein the signal is representative of only those messages that are decoded without error, such that the relay passes from non-selective reception to selective reception after receiving B | 2016-11-17 |
20160337076 | METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING PACKET IN COMMUNICATION SYSTEM - The present disclosure relates to a method and a device for transmitting and receiving a packet in a communication system. A method for transmitting a packet according to the present disclosure comprises the steps of: generating at least one source block including source packets for transmitting contents; performing forward error correction (FEC) encoding and generating at least one reconstructed block including reconstructed packets for restoring the source packets; and transmitting signaling information including packet identification information on the at least one source block and a packet stream including the source packets and the reconstructed packets, wherein header information of the reconstructed packets includes the number of source packets included in each source block according to the packet identification information, and information indicating the start numbers of the source packets included in the each source block. | 2016-11-17 |
20160337077 | APPARATUS FOR TRANSMITTING BROADCAST SIGNALS, APPARATUS FOR RECEIVING BROADCAST SIGNALS, METHOD FOR TRANSMITTING BROADCAST SIGNALS AND METHOD FOR RECEIVING BROADCAST SIGNALS - The present invention provides a method of transmitting broadcast signals. The method includes, formatting, by an input formatting block, input streams into plural PLPs (Physical Layer Pipes); encoding, by an encoder, data in the plural PLPs; time interleaving, by a time interleaver, the encoded data in the plural PLPs, wherein the time interleaving includes: cell interleaving, by a cell interleaver, the encoded data by permuting cells in a FEC (Forward Error Correction) block in the plural PLPs; frame mapping, by a framer, the time interleaved data onto at least one signal frame; and waveform modulating, by a waveform block, the mapped data in the at least one signal frame and transmitting, by the waveform block, broadcast signals having the modulated data. | 2016-11-17 |
20160337078 | DIGITAL BROADCASTING SYSTEM AND METHOD OF PROCESSING DATA IN DIGITAL BROADCASTING SYSTEM - The present invention provides a data processing method that includes receiving a broadcasting signal in which mobile service data are multiplexed with main service data, extracting transmission-parameter-channel signaling information and fast-information-channel (FIC) signaling information from a data group within the received mobile service data, parsing first program table information describing virtual channel information of an ensemble and a service provided by the ensemble using the FIC signaling information, the ensemble corresponding to a virtual channel group of the received mobile service data, obtaining information from the first program table information, the information representing that second program table information including a descriptor describing event information of the mobile service data is received, parsing the second program table information, storing the event information and displaying service guide information including the event information. | 2016-11-17 |
20160337079 | INCREASING COMMUNICATION SAFETY BY PREVENTING FALSE PACKET ACCEPTANCE IN HIGH-SPEED LINKS - Methods, apparatus, and systems for preventing false packet acceptance in high-speed links. Under one aspect, correctable symbol errors are detected, and determination is made to whether a symbol error rate or ratio (SER) exceeds an SER threshold. In response to detection of such a condition, the link is disconnected or temporarily paused. The value for the SER threshold is determined using a statistical analysis of various link parameters to meet desired performance levels, such as a mean time to false packet acceptance (MTTFPA) of >approximately 15 billion years while providing a mean time to disconnect of >100 years. | 2016-11-17 |
20160337080 | SYSTEMATIC CODE DECODING METHOD AND APPARATUS - Embodiments of the present invention disclose a systematic code decoding method and an apparatus. The method includes: extracting a non-erased original packet from an acquired encoded packet that has passed through an erasure channel; and then by using the erased original packet as an unknown variable, obtaining an erased original packet by parsing according to a first equation. Because a quantity F of erased original packets is far less than a total quantity K of original packets, a dimension of the first equation that includes F unknown variables is far lower than a dimension of an equation indicating a correspondence between an encoded packet and an intermediate packet. An operation amount required for parsing the relatively low-dimensional first equation is far smaller, thereby greatly reducing an operation amount required for decoding. | 2016-11-17 |
20160337081 | APPARATUS AND METHOD FOR SOFT-DECISION DEMODULATING IN NON-SQUARE QUADRATURE AMPLITUDE MODULATION - Disclosed are an apparatus and a method for soft-decision demodulating in non-square quadrature amplitude modulation. The apparatus includes: a signal receiving unit receiving a quadrature amplitude modulation (QAM) modulated signal at an m modulation degree at a transmitting side; a soft-decision bit calculating unit determining a soft-decision bit value by calculating log likelihood ratios (LLRs) for m bits of the received QAM modulated signal; and a signal decoding unit restoring the received QAM modulated signal based on the determined soft-decision bit value, in which the soft-decision bit calculating unit defines a log likelihood ratio calculation equation by approximating soft-decision boundary points of constellation points for m bits of non-square QAM having odd bits, respectively. | 2016-11-17 |
20160337082 | VITERBI DECODING APPARATUS AND VITERBI DECODING METHOD - A Viterbi decoding apparatus includes a main decoder, a re-encoder, an adjusting module, a secondary decoder and a secondary result generating module. The main decoder performs a Viterbi decoding process on input data to generate a set of main decoded results. The re-encoder performs a convolutional encoding process on the set of main decoded results to generate a set of re-encoded results. The adjusting module adjusts the input data according to the set of re-encoded results to generate adjusted input data corresponding to a predetermined path in a Viterbi trellis diagram. The secondary decoder generates a plurality of symbols according to the adjusted input data. The secondary result generating module generates a set of secondary decoded results according to the plurality of symbols and the set of main decoded results. | 2016-11-17 |
20160337083 | Method of Offloading Cyclic Redundancy Check on Portions of a Packet - A method and apparatus are provided for computing a CRC value for a packet containing a data stream with a modified data unit data and one or more additional data units extending to the end of the data stream by computing a first CRC value from the one or more additional data units, computing a second CRC value from the modified data unit, adjusting the second CRC value based on a shift length equal to a distance of the one or more additional data units to compute a perspective shifted second CRC value by using fixed number of distance lookup table operations, and generating an updated CRC value from the first CRC value and perspective shifted second CRC value, thereby avoiding recalculating a complete CRC value based on an entirety of the modified data stream. | 2016-11-17 |
20160337084 | METHOD AND DEVICE FOR HANDLING EXCEPTION EVENT IN TELECOMMUNICATION CLOUD - The present invention discloses a method and a device for handling an exception event in a telecommunication cloud to shorten the notification path and increase the reliability. The method of the present invention includes: detecting a resource state; transmitting a detected resource state exception event to the application layer agent process via a failure notification channel between an infrastructure as a service (IaaS) agent process and an application layer agent process as pre-established inside a host machine Host, and/or transmitting a detected resource state exception event to the application layer management process via a failure notification channel between the IaaS agent process and an application layer management process as pre-established inside the host machine Host. By means of the present invention, the notification path is shortened and the reliability is increased. | 2016-11-17 |
20160337085 | ENHANCED PHYSICAL CHANNEL TRANSMISSION METHOD, COMMUNICATIONS DEVICE, USER EQUIPMENT, AND BASE STATION - The present disclosure provides an enhanced physical channel transmission method. The method includes: determining first information corresponding to each of one or more enhanced physical channel transmission levels, where the first information includes repetition configuration information and enhanced transmission configuration information that are of enhanced transmission of a physical channel; determining, according to the first information, a start radio frame of an enhanced physical channel transmission opportunity corresponding to each enhanced physical channel transmission level and a start position, in the start radio frame, of the enhanced physical channel transmission opportunity, where the start position is a start subframe, or the start position is a start physical channel transmission opportunity; and performing the enhanced transmission of the physical channel by using the start position in the start radio frame as a start point. Therefore, enhanced transmission of a physical channel for terminals of different levels is implemented. | 2016-11-17 |
20160337086 | METHOD FOR CONFIGURING PHYSICAL UPLINK CHANNEL, BASE STATION AND USER EQUIPMENT - The present disclosure provides a method performed by a base station, comprising: determining whether repetitive transmission of a Hybrid Automatic Repeat reQuest (HARQ)-Acknowledgement (ACK) is enabled; determining whether Physical Downlink Control Channel (PDCCH)/Extended Physical Downlink Control Channel (EPDCCH), or Physical Downlink Shared Channel (PDSCH) is configured for repetitive transmission; and configuring for a User Equipment (UE) a Physical Uplink Control Channel (PUCCH) resource for transmission of the HARQ-ACK. A method performed by a UE, a corresponding base station and a corresponding UE are also provided. With the present disclosure, it is possible to improve resource utilization and spectrum/energy efficiency of MTC UEs supported by the LTE and reduce inter-cell time/frequency resource collisions. | 2016-11-17 |
20160337087 | TWO-STAGE TRANSMISSION OF FEEDBACK FOR A DOWNLINK TRANSMISSION - Methods, systems, and devices for wireless communication are described. A user equipment (UE) may receive a downlink transmission from a base station, transmit a first stage of feedback for the downlink transmission, identify a condition associated with the downlink transmission, and determine whether to transmit a second stage of feedback for the downlink transmission based at least in part on the identified condition associated with the downlink transmission. The second stage of feedback for the downlink transmission may be transmitted (or not transmitted) based at least in part on the identified condition associated with the downlink transmission. | 2016-11-17 |
20160337088 | User Equipment, Base Station, and Uplink Data Scheduling Method - A user equipment includes an acquiring unit configured to record a current quantity of transmission times for performing synchronous hybrid automatic repeat request (HARQ) transmission on data. The user equipment also includes a determining unit, connected to the acquiring unit, and configured to determine, according to the current quantity of transmission times and a maximum quantity of transmission times that is configured by a base station, a manner of the HARQ transmission performed on the data at a current time point. The HARQ transmission manner includes adaptive retransmission and non-adaptive retransmission. | 2016-11-17 |
20160337089 | Method, System, Terminal and Base Station for Transmitting Hybrid Automatic Repeat Request Acknowledgement (HARQ-ACK) Feedback Information - The embodiments of the present document disclose a transmission method and system for HARQ-ACK feedback information, a terminal and a base station, herein the transmission method includes: determining, by a base station, a PUCCH corresponding to a terminal according to a preset transmission policy, herein the transmission policy is: transmitting, by the base station, PUCCH indication signaling to the terminal, the indication signaling carrying information of one PUCCH of preset N PUCCHs, the one PUCCH being a PUCCH corresponding to the terminal; or determining a PUCCH corresponding to the terminal according to preset resources; or determining a preset terminal-specific PUCCH to be a PUCCH corresponding to the terminal; and receiving by the base station, HARQ-ACK feedback information through the determined PUCCH. | 2016-11-17 |
20160337090 | METHOD AND APPARATUS FOR OPERATING SUPPLEMENTARY CELLS IN LICENSED EXEMPT SPECTRUM - A method and apparatus for operating supplementary cells in licensed exempt (LE) spectrum. An aggregating cell operating in a frequency division duplex (FDD) licensed spectrum is aggregated with a LE supplementary cell operating in a time sharing mode for uplink (UL) and downlink (DL) operations. The LE supplementary cell may be an FDD supplementary cell dynamically configurable between an UL only mode, a DL only mode, and a shared mode, to match requested UL and DL traffic ratios. The LE supplementary cell may be a time division duplex (TDD) supplementary cell. The TDD supplementary cell may be dynamically configurable between multiple TDD configurations. A coexistence capability for coordinating operations between the LE supplementary cell with other systems operating in the same channel is provided. Coexistence gaps are provided to measure primary/secondary user usage and permit other systems operating in the LE supplementary cell channel to access the channel. | 2016-11-17 |
20160337091 | METHOD AND DEVICE FOR RETRANSMITTING PACKET OF MMT SERVICE, AND RETRANSMISSION REQUEST METHOD AND DEVICE - The present invention discloses a method of re-transmission of a lost MMT packet by a packet transmission apparatus. The method includes generating a media processing unit (MPU) based on a media fragment unit (MFU) and generating an MMT asset by encapsulating the MPU; generating an MMT packet based on the MPU included in the generated MMT asset; and transmitting the generated MMT packet, wherein the method further comprises adding, in a signaling message related to re-transmission of the MMT packet, delay_constrained_ARQ_flag to indicate whether or not the MMT packet transmission apparatus supports a delay-constrained automatic repeat request (ARQ) function. | 2016-11-17 |
20160337092 | DATA TRANSMISSION METHOD, DEVICE, AND SYSTEM - The present invention provides a data transmission method, device, and system, and relates to the communications field, which can improve data transmission efficiency. The method includes: determining, by a second base station, that statuses of all HARQ processes in a first hybrid automatic repeat request HARQ buffer are occupied states; and sending, by the second base station, a second data block to a user equipment UE by using an HARQ process in an idle state in a second HARQ buffer, where the first HARQ buffer and the second HARQ buffer are different HARQ buffers disposed in the second base station. The data transmission method, device, and system are applicable to data transmission in carrier aggregation. | 2016-11-17 |
20160337093 | BASE STATION APPARATUS, TERMINAL APPARATUS, TRANSMISSION METHOD, AND RECEPTION METHOD - Disclosed is a base station apparatus in which a configuration section ( | 2016-11-17 |
20160337094 | PRIORITY BASED SCHEDULING FOR LTE UPLINK TRANSMISSIONS - Systems and methods presented herein provide for an eNodeB operating in an RF band comprising a conflicting wireless technology. One exemplary eNodeB assigns an ID to a UE, processes a scheduling request for UL data from the UE, processes another scheduling request for second UL data from the UE, determines priorities of the first and second UL data based on priority indicators in the scheduling requests, and grants time and frequency for the UE to transmit the first and second UL data. The eNodeB also waits until the UE performs an LBT operation. The LBT determines whether the granted time and frequency are occupied by another wireless system comprising a different wireless technology. The eNodeB also determines that the first UL data is stale, and transmits the ID to the UE to reserve the granted time and frequency for the second UL data when unoccupied by the other wireless system. | 2016-11-17 |
20160337095 | COMMUNICATION APPARATUS AND COMMUNICATION METHOD - Disclosed is a transmission apparatus capable of properly performing cross carrier scheduling in ePDCCHs. In this apparatus, when communication is performed using a plurality of component carriers (CCs), configuration section | 2016-11-17 |
20160337096 | Selective Sub-carrier Processing - Apparatuses, methods, apparatuses, and systems for selective subcarrier processing are disclosed. One embodiment of a method includes determining whether a signal quality of a received multi-carrier signal is better than a predetermined signal quality, wherein the predetermined signal quality is selected to ensure that a probability of error free decoding of the received signal is greater than a predetermined threshold, and after determining that the signal quality of the received multi-carrier signal is better than the predetermined signal quality, determining which of subcarriers of the multi-carrier signal to perform receive signal processing based on a relative signal quality of each of the subcarriers. | 2016-11-17 |
20160337097 | COMMUNICATIONS DEVICE - A communications device including a transmitter transmitting data signals to a network element of a wireless communications system using shared resources of an uplink of a first wireless access interface included in the network element, a receiver receiving data signals from the network element using shared resources of a downlink of the first wireless access interface, allocations of the shared resources being made by the network element and the uplink of the first wireless access interface is within a first set of resources, and a controller controlling the transmitter and receiver to transmit/receive signals representing data to/from another communications device using a second wireless access interface within a second set of resources formed from resources of the first set of resources for preferable allocation for device-to-device communications by the network element, resources of the second wireless access interface being time divided into at least a data and control regions. | 2016-11-17 |
20160337098 | DATA TRANSMISSION METHOD, APPARATUS, AND SYSTEM - The present invention provides a data transmission method, apparatus, and system. The method includes: performing coding and modulation on data; mapping the modulated data onto M carriers, where M is an integer greater than 1, a carrier spacing of the M carriers is greater than or equal to a data rate, and the carrier spacing is a spacing between center frequencies of two carriers; performing spectrum spreading, scrambling, and precoding processing on data mapped onto each carrier; performing multi-carrier modulation on the spread, scrambled, and precoding processed data; and sending the multi-carrier modulated data to a receiving apparatus. According to the data transmission method, apparatus, and system provided by the present invention, a carrier frequency offset sensitivity problem may be resolved, thereby improving reliability of a communications system. | 2016-11-17 |
20160337099 | COORDINATED COMMUNICATION METHOD AND SYSTEM AND APPARATUS - Embodiments of the present disclosure provide a coordinated communication method which can reduce a transmission delay in inter-base-station coordinated communication when reliability of the inter-base-station coordinated communication is ensured. The method may include: sending first instruction information and second instruction information to each of n first base stations, so that each of the n first base stations establishes a first interface and a second interface according to the first instruction information and the second instruction information; receiving, by using the second interface, measurement information reported by each of the n first base stations, where the measurement information is a measurement results of m cells; determining resource configuration information of the m cells according to the measurement information; and sending the resource configuration information of the m cells to each of the n first base stations by using the first interface. | 2016-11-17 |
20160337100 | DATA TRANSMISSION INDICATION METHOD, ACCESS POINT AND TERMINAL - The present invention provides a data transmission indication method, an access point and a terminal. The method includes: sending, by an access point, orthogonal frequency division multiple access (OFDMA) physical layer signaling to a terminal. The OFDMA physical layer signaling indicates, to the terminal, a subchannel allocated for the terminal, so that the terminal determines the subchannel according to the OFDMA physical layer signaling. The OFDMA physical layer signaling includes an identifier of the terminal and subchannel information corresponding to the identifier of the terminal. In the method provided in an embodiment of the present invention, a manner in which the access point allocates a subchannel for each terminal according to OFDMA physical layer signaling enables the access point to indicate subchannels for more terminals. | 2016-11-17 |
20160337101 | SIGNAL TRANSMISSION METHOD AND SIGNAL TRANSMISSION APPARATUS - The present disclosure provides a signal transmission method and a signal transmission apparatus. The signal transmission method includes steps of receiving, by a UE, a signal on a carrier or cell which uses a predetermined spectrum resource, and determining whether or not the received signal belongs to a serving carrier or serving cell of the UE; and in the case that the received signal belongs to the serving carrier or serving cell of the UE, performing measurement and/or data transmission by the UE in accordance with the received signal and/or a subsequently-received signal. | 2016-11-17 |
20160337102 | Overhead information transmission method, base station, terminal and system - Disclosed is an overhead information transmission method. The method comprises: sending, by a base station, downlink control information (DCI) to a terminal through a downlink control channel, X bits in the DCI being used for indicating M sets of downlink reference information about other terminals except the terminal, where X is a positive integer, and M is a positive integer which is less than a numerical value expressed by a downlink data processing capability parameter of the terminal. Also disclosed at the same time are a base station, a terminal and a system corresponding to the method. | 2016-11-17 |
20160337103 | SIGNAL TRANSMITTING METHOD FOR DEVICE-TO-DEVICE (D2D) COMMUNICATION IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR - The present invention relates to a method and a device for transmitting a device-to-device (D2D) signal of a first terminal in a wireless communication system. Particularly, the method comprises the steps of: receiving at least one parameter for D2D communication which includes a scheduling assignment identity (ID); and transmitting a D2D signal generated by using the scheduling assignment ID to a second terminal through an uplink subframe, wherein the scheduling assignment ID is associated with the second terminal for the D2D communication. | 2016-11-17 |
20160337104 | Micro VPN Tunneling for Mobile Platforms - Methods and systems for providing a virtual private network service on a per mobile application basis are presented. In some embodiments, a mobile device that is connected to private network may determine that one of its mobile applications is requesting to communicate with a private network. The mobile device may intercept one or more system calls to communicate with the private network issued by the mobile application. The mobile device may generate a communication link to a virtual private network (VPN) server on a port of the mobile device through which to transmit communications from the mobile application to the private network. The mobile device may instruct the VPN server to transmit one or more messages from the mobile application to an access gateway for forwarding to the private network. | 2016-11-17 |
20160337105 | CHANNEL AND NOISE ESTIMATION FOR DOWNLINK LTE - Systems, methods, and instrumentalities for a WTRU to perform channel estimation and/or noise estimation are provided. The techniques described herein may be used to perform channel estimation and/or noise estimation that meet certain performance and latency goals while utilizing a lower cost design than previous channel/noise estimation techniques. For example, the channel estimation/noise estimation techniques described herein may be implemented using less memory (e.g., less memory for storing filter coefficients) while still achieving the desired latency and performance goals. The techniques described herein may be implemented by any WTRU and/or by a WTRU specifically designed to be low-cost. | 2016-11-17 |