52nd week of 2015 patent applcation highlights part 67 |
Patent application number | Title | Published |
20150372736 | BEAM-FORMING IN A COMBINED RADIO CELL - The present disclosure relates to radio communication and, more particularly, to beam-forming in a combined radio cell deployment. In one example embodiment, the disclosure presents a method performed by a network node operating in a combined radio cell, wherein the method comprises creating a probing pilot (e.g., a F-CPICH) which is multiplied with a beam-forming vector weight; and transmitting a first radio signal to a UE, the first radio signal comprising the created probing pilot multiplied with the beam-forming vector weight. | 2015-12-24 |
20150372737 | METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK DATA ON BASIS OF BEAM RESTRICTED SUB-FRAME - The method comprises: a step in which the base station transmits to a terminal configuration information related to the beam restricted sub-frame; and a step in which the base station transmits downlink data to the terminal via a sub-frame. The sub-frame includes the beam restricted sub-frame and a normal sub-frame, setting information includes information indicating a sub-frame set as the beam restricted sub-frame among multiple sub-frames, the beam restricted sub-frame is a sub-frame transmitted only based on a first beam subset, the normal sub-frame is a sub-frame transmitted based on the first beam subset and a second beam subset, the first beam subset is the set of beams generated based on a first precoding matrix set, and the second beam subset is the set of beams generated based on a second precoding matrix set including the first precoding matrix set. | 2015-12-24 |
20150372738 | TRANSMIT CO-CHANNEL SPECTRUM SHARING - An intelligent backhaul system is disclosed for deployment in the presence of existing radio systems. A backhaul system for co-channel deployment with existing licensed and unlicensed wireless networks, including conventional cellular backhaul radios, Common Carrier Fixed Point-to-Point Microwave Service, Private Operational Fixed Point-to-Point Microwave Service and other FCC 47 C.F.R. ยง101 licensed microwave networks is disclosed. Processing and network elements to manage and control the deployment and management of backhaul of radios that connect remote edge access networks to core networks in a geographic zone which co-exist with such existing systems or other sources of interference within a radio environment are also disclosed. | 2015-12-24 |
20150372739 | SUPPORTING HIGH DIMENSIONAL MU-MIMO BEAMFORMING BY SOUNDING MULTIPLE FRAMES WITH DIFFERENT SETS OF ANTENNA PATTERNS - In some aspects, the disclosure is directed to methods and systems for performing channel estimation between a beamformer and a beamformee. A beamformer can determine that a beamformee is configured to perform channel estimation for up to a pre-configured number of transmit spatial streams from the beamformer. The pre-configured number of transmit spatial streams can be less than a plurality of transmit spatial streams of the beamformer. The beamformer can determine a plurality of subsets of transmit spatial streams from the plurality of transmit spatial streams. The beamformer can send a plurality of sounding frames to the beamformee for channel estimation based at least on the determined plurality of subsets of transmit spatial streams. | 2015-12-24 |
20150372740 | METHOD AND APPARATUS FOR REPORTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system and, more specifically, to a method and apparatus for reporting channel state information (CSI). According to one embodiment of the present invention, the method by which a terminal of the wireless communication system reports the CSI comprises: a step of receiving a reference signal from a base station; and reporting the CSI generated using the reference signal to the base station. The CSI can include a report type indicator (RTI) for indicating whether a second domain pre-coding matrix indicator (PMI) indicating a second pre-coding matrix for a second domain is reported in a two-dimensional antenna structure defined by a first domain and the second domain is reported. | 2015-12-24 |
20150372741 | METHOD AND APPARATUS FOR FEEDING BACK CHANNEL ESTIMATION IN MULTI-INPUT MULTI-OUTPUT SYSTEM - Disclosed are a method and an apparatus for feeding back channel estimation in a MIMO system. A terminal receives a reference signal for estimating a channel from a base station; estimates the channel based on the reference signal; generates channel estimation information according to the channel estimation result and generates error information indicating an error of the channel estimation; and transmits feedback information including the channel estimation information and the error information to the base station. | 2015-12-24 |
20150372742 | CHANNEL STATE INFORMATION TRANSMISSION/RECEPTION METHOD AND APPARATUS OF DOWNLINK COORDINATED MULTI-POINT COMMUNICATION SYSTEM - A Channel State Information (CSI) transmission/reception method and an apparatus for transmitting/receiving CSI efficiently in a Coordinated Multi-Point (CoMP) communication system are provided. The CSI transmission method of a terminal for receiving Joint Transmission (JT) from a first Transmission Point (TP) and a second TP includes receiving a first CSI Reference Signal (CSI-RS) corresponding to the first TP, receiving a second CSI-RS corresponding to the second TP, generating an aggregated CSI corresponding to the first and second CSI-RSs, and transmitting the aggregated CSI, wherein generating an aggregated CSI comprising creating the aggregated CSI with a transmission timing of the aggregated CSI. The CSI transmission/reception method and apparatus is capable of transmission CSI efficiently in the CoMP system. | 2015-12-24 |
20150372743 | INTERFERENCE ALIGNMENT IN A NETWORK WITH ASYMMETRICAL CHANNEL DIMENSIONS - Systems and methods for full-duplex communication in a communications network, including generating a combined channel matrix including two or more channel matrices and determining a null space and a basis for the combined channel matrix. Common, individual, and disjoint vector spaces are determined, and common vector space is determined for each of one or more receiving nodes and each or one or more transmitting nodes, disjoint vector spaces for each of the one or more nodes are determined based on the common vector space for each of the one or more nodes, and individual vector spaces are determined based on the common and the disjoint vector spaces. Signals are mapped at each of the nodes to determine corresponding vector spaces; and interference alignment is performed in common vector spaces and zero forcing in disjoint vector spaces using a hardware processor. | 2015-12-24 |
20150372744 | Method and Arrangement for Operating a Phased Antenna Array - An antenna unit is used in an antenna array. It comprises a measurement signal receiver for receiving and digitizing a measurement signal from an antenna. A time delay unit delays the digitized measurement signal. A data collection receiver receives a data collection frame, and a data collection transmitter is configured to sum the delayed digitized measurement signal with pre-existing data in the received data collection frame and to transmit the so constructed updated data collection frame further. | 2015-12-24 |
20150372745 | DIVERSITY RECEPTION APPARATUS, DIVERSITY RECEPTION METHOD, RECEPTION PROGRAM, AND RECORDING MEDIUM - An RSS calculation unit ( | 2015-12-24 |
20150372746 | METHOD AND APPARATUS FOR TRANSMITTING DATA USING RELAY DEVICE - A relay device is provided, which includes a short distance wireless communicator configured to establish a short distance wireless communication connection between the relay device and a first communication device; and a processor configured to transmit to the first communication device information regarding at least one device connectable to the relay device, receive from the first communication device a data relay request requesting a transmission of data to a second communication device selected by a user of the first communication device from the at least one device connectable to the relay device, and control the short distance wireless communicator to transmit the data from the first communication device to the second communication device in response to the data relay request. | 2015-12-24 |
20150372747 | RELAY DEVICE AND ASSOCIATED VEHICLE AND METHOD - It is presented a relay device arranged to act as a relay to provide relayed access for at least one wireless device within a vehicle to a cellular radio communication network. The relay device comprises: a relay node device comprising a vehicle antenna for communicating with the at least one wireless device; a first directional antenna directed in a first direction, the first directional antenna being connected to the relay node device; and a second antenna which is not directed in the first direction, the second antenna being connected to the relay node device. The first directional antenna and second antenna are arranged to communicate with fixed radio base stations of the cellular radio communication network; and the first direction is essentially parallel to a direction of travel of the vehicle. A corresponding vehicle and method are also presented. | 2015-12-24 |
20150372748 | NETWORK-CODING BUILDING BLOCKS AND DECOMPOSITION SCHEDULING BASED THEREON - Methods and systems involving network coding (NC) atoms as building blocks of NC networks solve the scheduling problem in NC networks using a decomposition framework based on NC atoms. Ten physical-layer network coding (PNC) atoms and their straightforward network coding (SNC) counterparts are disclosed. SNC network can generate a transmission schedule based on SNC atoms. PNC network can generate transmission schedule based on PNC atoms. Performance evaluation results indicate that decomposition based on PNC atoms outperforms the traditional multi-hop (non-NC) scheduling by about 100% and can yield performance gain of 40% or more compared with decomposition based on the PNC TWRC atom alone. Further performance evaluation results indicate that decomposition based on SNC atoms outperforms the traditional multi-hop (non-NC) scheduling by about 33% and can yield performance gain of 14% or more compared with decomposition based on the SNC TWRC atom alone. | 2015-12-24 |
20150372749 | WIRELESS SOFTWARE DIALER AND MESSAGING HEAD - Provided is a system and device, and for use with a satellite for communicating between a vehicle and a base station. The system comprises a peripheral device, an access point to link the peripheral device to an onboard satellite communication device, and the onboard satellite communication device. The device is programmable, has a software dialer, and a messaging controller for the onboard satellite communication device. Also provided is a method for communicating between a vehicle and a base station. | 2015-12-24 |
20150372750 | Profile-Based Bandwidth Scheduler - A profile-based scheduler is disclosed. In other embodiments, the profile-based scheduler may profile previously accessed websites and/or FTP sites. In doing so, the profile may compile bandwidth requirements for all such profiled websites and/or FTP sites within a lookup table. When a website and/or FTP site is accessed, the profiler may grant the bandwidth associated with the website or FTP site within the lookup table. In some embodiments, the profiler may create entries not only based on websites and/or FTP sites but may also profile users, TCP connections, web browser configurations and/or web browser types. | 2015-12-24 |
20150372751 | COMMUNICATION APPARATUS USING RADIO WAVES BETWEEN ROTATOR AND STATOR - An issue is to fabricate an insulating transmission medium with high insulation reliability, which transmits electromagnetic energy between circuits having different reference voltages, with low loss, in small size, and at low cost. | 2015-12-24 |
20150372752 | Optical Path Processing Method And Apparatus - The present invention provides an optical path processing method and apparatus. The apparatus includes an FA, an LA, an aspheric lens, a filter, and a reflector, where the FA includes a test optical channel, where the test optical channel is configured to receive test light, and enable the test light to be incident through the LA and the aspheric lens to a surface of the filter; the filter is located between the aspheric lens and the reflector, and is configured to perform transmission on the test light; and the reflector is at a distance of less than or equal to a first preset value away from a focus of light transmitted through the aspheric lens, and is configured to reflect, at a preset angle, the test light transmitted through the filter to a specular surface of the reflector. | 2015-12-24 |
20150372753 | TRANSMISSION OF IDENTIFIERS USING VISIBLE LIGHT COMMUNICATION - Methods, systems, and devices are described for transmitting an identifier using visible light communication (VLC) and for generating a plurality of identifiers for transmission using VLC. Input identifying an illumination factor associated with a light source is received. A first set of modulation parameters is modified for transmitting the identifier using VLC. The first set of modulation parameters is modified based on the illumination factor. A signal, in which the identifier is encoded, is applied to the light source. The signal is applied according to the first set of modulation parameters. Another method includes identifying a number of light transmitting devices, generating a plurality of identifiers based on the identified number of light transmitting devices, storing the generated identifiers, determining a plurality of cyclic shifts for each identifier in the plurality of identifiers, and removing identifiers from the plurality of identifiers that match the identified cyclic shifts. | 2015-12-24 |
20150372754 | METHOD AND APPARATUS FOR PAIRING ELECTRONIC DEVICE AND LIGHTING DEVICE - The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method of an electronic device for pairing with a lighting device is provided. The method includes acquiring an image photographing the lighting device, acquiring identification data of the lighting device from the image, and pairing with the lighting device by transmitting the identification data to the lighting device. Further, a method of a lighting device for pairing with an electronic device is provided. The method includes outputting light based on first identification data, receiving second identification data, determining whether to pair with the electronic device, and pairing with the electronic device. | 2015-12-24 |
20150372755 | OPTICAL TRANSMITTING AND RECEIVING APPARATUS AND METHOD THEREOF BASED ON MULTICARRIER DIFFERENTIAL PHASE SHIFT KEYING - An optical transmitting apparatus based on multicarrier differential phase shift keying. The optical transmitting may include a multicarrier generator to output two or more optical signals, each of which has a different wavelength; two or more optical modulators to receive the two or more optical signals, respectively, which have been output from the multicarrier generator, wherein each of the two or more optical modulators modulates phases of the two or more received optical signals by electrical signals that are applied in pairs. | 2015-12-24 |
20150372756 | Optical Spectral-Temporal Connector - An optical spectral-temporal connector, having multiple connector modules, interconnects a large number of nodes in a full-mesh structure. A wavelength-division-multiplexed link from each node is de-multiplexed into wavelength channels individually directed to different connector modules. Each connector module has a set of star couplers, each star coupler connecting to wavelength channels from a respective set of nodes through spectral translators. Each spectral translator cyclically shifts a spectral band of a wavelength channel so that, at any instant of time, spectral bands of signals at inlets of any star coupler are disjoint. A spectral router connects outlets of the set of star couplers to a respective set of nodes. A spectral-translation controller prompts each spectral translator to shift to a new spectral band. Several arrangements for time-aligning all the nodes to the connector modules are disclosed. | 2015-12-24 |
20150372757 | ALIGNING OPTICAL ELEMENTS OF AN OPTICAL TRANSCEIVER SYSTEM - In a method for making an optical communications module, elements in the optical signal path are aligned relative to a lens mounting frame. The frame is attached to the surface of a printed circuit board. The frame bears fiducial markings. An opto-electronic device is then aligned relative to the frame using the fiducial markings. One or more bottom lens devices are aligned relative to the lens mounting frame using the fiducial markings. Finally, a top lens device is attached to the lens mounting frame over the bottom lens devices. | 2015-12-24 |
20150372758 | TRANSMITTING AND RECEIVING APPARATUS USING WAVELENGTH-TUNABLE FILTER AND METHOD THEREOF - A transmitting and receiving apparatus using a wavelength-tunable filter according to an exemplary embodiment may include: a filter to generate a filtered optical-reception signal by passing only an allowed-to-be-passed wavelength by using Bragg grating filter; a wavelength setter to set the allowed-to-be-passed wavelength of the filter; and a photoelectric converter to perform photoelectric conversion on the filtered optical-reception signal into an electrical signal. | 2015-12-24 |
20150372759 | BIDIRECTIONAL OPTICAL TRANSCEIVER MODULE AND METHOD OF ALIGNING THE SAME - Disclosed are a bidirectional optical transceiver module and a method of aligning the same. The bidirectional optical transceiver module includes: a package having on one side a cavity; a platform mounted on the package; a transmitter which generates output light; a holder which includes the horizontal portion having the through-hole and disposed on the package to cover the cavity, and the vertical portion which has the inclined surface on one side and the connection hole connected to the through-hole; a receiver which generates an electric signal that corresponds to input light incident into the cavity; and a WDM filter that delivers the output light and the input light. | 2015-12-24 |
20150372760 | OPTICAL TRANSCEIVER - An optical transceiver is configured to use, as an electric signal, a digital modulation signal having a predetermined bit rate. The optical transceiver includes a case having a space for storing a component therein and a resistor being arranged between upper and lower surfaces of the space and having conductance of from 1 S/m to 1,000 S/m. The space has a height equal to or less than a wavelength in a free space of an electromagnetic wave of a frequency corresponding to the predetermined bit rate. At least a part of the height of the space is larger than a half of the wavelength. The height of the space is smaller than a width of the space. The width of the space is smaller than a depth of the space. | 2015-12-24 |
20150372761 | PHOTOELECTRIC SENSOR WITH TONE MODULATION - A photoelectric sensor comprises an emitter that generates a light beam modulated using a single-tone or multi-tone continuous wave signal (e.g., a sine wave, square wave, or triangular wave) rather than emitting a high-bandwidth pulsed light signal. Since the light beam is modulated using a single tone signal, the receiver is able to demodulate and evaluate the received optical signal within a narrow band around the fundamental frequency of the signal, thereby achieving greater noise rejection relative to light pulse modulation techniques, which require evaluation over a larger bandwidth. The photoelectric sensor also consumes relatively low power, since the single-tone signal requires less power to generate relative to light pulse modulation techniques. | 2015-12-24 |
20150372762 | Single Carrier Flexible Bit Rate Transceiver for Coherent Optical Network - An apparatus comprising a digital signal processor (DSP) configured to code a plurality of data sub-streams using a plurality of modulation formats to generate a plurality of coded data symbols, wherein each modulation format leads to a unique bit rate for coded data symbols associated with a modulation format, transform the coded data symbols into a frequency domain by applying Fourier transform on each coded data symbol, map the frequency-transformed data symbols onto a plurality of subcarrier signals associated with a plurality of frequency tones, wherein at least two of the subcarrier signals correspond to different modulation formats, and generate an electrical signal in a time domain based on the subcarrier signals. | 2015-12-24 |
20150372763 | LASER TRANSCEIVER WITH IMPROVED BIT ERROR RATE - An optical transceiver generally includes an injection locked (IL) laser configured to generate a transmit (Tx) optical signal for transmission over an optical network and a laser driver circuit configured to modulate the IL laser based on a Tx data signal. The Tx data signal may be provided to the optical transceiver for transmission over the optical network. The Tx data signal may include a crossing point level associated with a transition between a first signal level and a second signal level. The optical transceiver may also include a crossing point control circuit configured to apply distortion to the Tx data signal, the distortion to increase the crossing point level. | 2015-12-24 |
20150372764 | OPTICAL RECEIVER HAVING AN EQUALIZATION FILTER WITH AN INTEGRATED SIGNAL RE-SAMPLER - We disclose an optical receiver having a digital filter with an integrated signal re-sampler that enables the receiver to both equalize and re-sample the digital signals generated by the receiver's ADCs configured to run at a fractional sampling frequency. In an example embodiment, the digital filter performs both signal equalization and signal interpolation in the frequency domain by applying an appropriate discrete spectral transfer function to a fractionally oversampled signal and then zero-padding the resulting equalized set of spectral samples. The digital filter re-samples the signal by applying an inverse Fourier transform to the zero-padded set of spectral samples and then truncating and decimating the resulting interpolated set of time-domain samples. | 2015-12-24 |
20150372765 | SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD - A nonlinear compensation unit ( | 2015-12-24 |
20150372766 | OPTICAL TRANSMISSION SYSTEM, PHASE COMPENSATION METHOD, AND OPTICAL RECEPTION APPARATUS - An increase in circuit scale is suppressed and a phase variation caused in a transmission path or the like is compensated for. An optical transmission system includes: a pilot symbol detection unit which detects a plurality of pilot symbols intermittently inserted into a received complex electric field signal that is obtained through coherent detection for a received optical signal; an error signal computation unit which calculates a complex electric field error signal indicating a phase variation at each pilot symbol based on the pilot symbols detected by the pilot symbol detection unit and a predetermined reference symbol; a compensation electric field signal generation unit which estimates a phase variation between the pilot symbols in the received complex electric field signal using filter processing based on the complex electric field error signal calculated by the error signal computation unit; and a phase noise compensation unit which performs phase compensation for the received complex electric field signal based on the phase variation between the pilot symbols estimated by the compensation electric field signal generation unit. | 2015-12-24 |
20150372767 | OPTICAL RECEIVER - A filter is supplied with a waveform signal generated based on an output from the light receiving element. At a subsequent stage of the filter, a voltage generation circuit and a variable gain amplifier are provided. The voltage generation circuit generates a reference voltage to regulate a bias voltage for an output waveform. The variable gain amplifier amplifies a filter output waveform using a variable gain. The control circuit controls a reference voltage based on an output from the variable gain amplifier and performs automatic gain control for the variable gain amplifier. The control circuit boosts a bias voltage for a filter output waveform based on the reference voltage according to an unnecessarily dull output waveform from the variable gain amplifier. In addition, the control circuit performs control so that a gain of the variable gain amplifier is smaller than a present gain. | 2015-12-24 |
20150372768 | QUANTUM COMMUNICATION SYSTEM - A transmitter for a quantum communication system, the transmitter comprising an interferometer, the interferometer having a first path with a phase modulator and a second path configured such that light pulses entering the interferometer follow either the first path or the second path, the output of the first and second paths being combined, the transmitter further comprising an optical filter positioned such that photons exiting the interferometer pass through the optical filter, the optical filter being configured to restrict the frequency range of pulses passing through the optical filter and temporally broaden the pulses. | 2015-12-24 |
20150372769 | Optical Communication Systems and Methods - An underwater system including at least one input device that is in sensory communication with water and generates input signals. The system further includes at least one optical transmitter and at least one optical receiver that allow omni-directional transmission and reception through water of optical signals representing the input signals, and allow data rates greater than 1 Mbps. | 2015-12-24 |
20150372770 | BODY COUPLED COMMUNIICATION SYSTEM - A body communication system ( | 2015-12-24 |
20150372771 | MAGNETIC ANTENNAS FOR ULTRA LOW FREQUENCY AND VERY LOW FREQUENCY RADIATION - A communication system and a method of fabricating a communication system are described. The communication system includes a transmit antenna including two or more symmetric coils wound around a closed-loop magnetic transmitter core, the transmit antenna configured to transmit an outgoing signal of very low frequency (VLF) or ultra low frequency (ULF) energy. The communication system also includes a receive antenna including two or more coils formed from two or more wires wound around a closed-loop magnetic receiver core, the receive antenna configured to receive transmitted VLF or ULF energy as an incoming signal. The communication system also includes a processor to process the outgoing signal and the incoming signal. | 2015-12-24 |
20150372772 | METHOD AND APPARATUS FOR RECEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a wireless communication system. A method for receiving a signal using NAICS (Network Assisted Interference Cancellation and Suppression) in a wireless access system supporting eIMTA (Enhanced Interference Management and Traffic Adaptation) includes receiving first information on uplink and downlink configuration of a neighbor cell and second information related with a flexible subframe of the neighbor cell, and receiving the signal based on the first information and the second information. | 2015-12-24 |
20150372773 | BUILT-IN SELF-TEST FOR RECEIVER - Representative implementations of devices and techniques provide a built-in self-test for a RF communication device. The communication device self-generates a test signal and processes the test signal through the communication device to determine an operational state of the communication device. | 2015-12-24 |
20150372774 | OPERATING A USER EQUIPMENT IN A WIRELESS COMMUNICATION NETWORK - A method for operating a user equipment in a wireless communication network and a user equipment are described. | 2015-12-24 |
20150372775 | APPARATUS FOR PROVIDING URGENT ALARM SERVICE THROUGH BROADCAST SYSTEM AND METHOD THEREFOR - The present invention relates to a method for receiving urgent alarm contents through a broadcast system. According to an embodiment of the present invention, a method for receiving urgent alarm contents through a broadcast system includes the steps of: receiving a broadcast signal; parsing an urgent alarm table contained in the broadcast signal, the urgent alarm table containing an urgent alarm message and an urgent alarm contents transmission structure descriptor for signaling the information of the urgent alarm contents concerning the urgent alarm message, and the urgent alarm contents transmission structure descriptor containing the IP address of an IP datagram for transmitting the urgent alarm contents; receiving the IP datagram of the IP address; and decoding the IP datagram so as to reproduce the urgent alarm contents. | 2015-12-24 |
20150372776 | Synchronization system, method and master/slave optical module device for detecting asymmetry of optical fibers - A synchronization system for detecting asymmetry of optical fibres is provided, which includes a time synchronization correction device, a time delay compensation unit and an optical module device, wherein the optical module device is configured to detect a pulse transmission time delay difference and an asymmetry distance of bidirectional optical fibres between network elements on two sides and to obtain an asymmetry time delay of the bidirectional optical fibres according to the asymmetry distance of the bidirectional optical fibres and the pulse transmission time delay difference. A synchronization method for detecting asymmetry of optical fibres is also provided, which includes obtaining an asymmetry time delay of bidirectional optical fibres according to an asymmetry distance of the bidirectional optical fibres and a pulse transmission time delay difference. A master optical module device and a slave optical module device for detecting asymmetry of optical fibres are also provided. | 2015-12-24 |
20150372777 | USER APPARATUS, BASE STATION, INTERFERENCE REDUCING METHOD AND INTERFERENCE REDUCING CONTROL INFORMATION NOTIFICATION METHOD - A user apparatus in a radio communication system including a plurality of base stations, including a reception unit that receives, from a connecting base station, control information to be used for reducing a signal of a control channel, that causes interference, sent from an interference base station for the user apparatus, and an interference reducing unit that reduces the signal of the control channel that causes the interference by using the control information to obtain a desired signal sent from the connecting base station. | 2015-12-24 |
20150372778 | NAICS SIGNALING FOR ADVANCED LTE FEATURES - A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus may be a user equipment that receives interference cancelation information from a base station. Various aspects are described for employing interference cancelation information perform interference suppression in the presence of interference associated with different component carriers when employing carrier aggregation, small cell discovery signals, variations in data channel transmissions associated with certain transmission modes, and higher order QAM rates. | 2015-12-24 |
20150372779 | METHOD FOR TRANSMITTING SUPPORT INFORMATION FOR REMOVING INTERFERENCE OF TERMINAL, AND SERVING CELL BASE STATION - One embodiment of the present specification discloses a method by which a serving cell transmits support information for removing interference of a terminal. The method comprises: a step for determining, by the serving cell, a downlink timing offset with neighboring interference cells; and a step for to determining, by the serving cell, a channel corresponding to an interference removal target among neighboring interference cells according to the timing offset. Here, the channel to have interference removed can be the channel interfering in a control channel for the serving cell according to the timing offset. The method further includes a step for enabling the serving cell to generate the interference removal support information on the determined channel and transmit the generated information to a terminal. | 2015-12-24 |
20150372780 | Method and Apparatus for Allocating and Processing Sequences in Communication System - A method and apparatus for allocating and processing sequences in a communication system is disclosed. The method includes: dividing sequences in a sequence group into multiple sub-groups, each sub-group corresponding to its own mode of occupying time frequency resources; selecting sequences from a candidate sequence collection corresponding to each sub-group to form the sequences in the sub-group by: the sequences in a sub-group i in a sequence group k being composed of n sequences in the candidate sequence collection, the n sequences making a |r | 2015-12-24 |
20150372781 | HIGH CAPACITY FIBER-OPTIC INTEGRATED TRANSMISSION SYSTEMS - A high capacity node includes a plurality of transceivers each with a transmitter configured to support a wavelength within a full transparent window of one or more optical fibers; and one or more optical amplifiers covering the full transparent window, wherein the one or more optical amplifiers comprise one of (i) a single ultra-wideband amplifier covering the full transparent window and (ii) a plurality of amplifiers each supporting a different band of the full transparent window. | 2015-12-24 |
20150372782 | A NOVEL MODE DIVISION MULTIPLEXING OPTICAL LINK - The invention is a method and apparatus for creating mode division multiplexed channels capable of integration into photonic integrated circuits with direct spatial separation at the receiver end, thus removing the need for a DMUX module or at least significantly simplifying it. This is achieved by using a set of actuators that induce controllable mode mixing in a multi-mode fiber (MMF) at the transmitter in such a way that spatially separated channels are achieved at the receiver. As a result, no DMUX is required and failure of a single channel does not cause total communication link failure as occurs in links implemented with MUX/DMUX. | 2015-12-24 |
20150372783 | METHODS AND APPARATUSES FOR EMPLOYING A SUB-BAND APPROACH TOWARDS DOUBLING TRANSMISSION BANDWIDTH FOR DMT SYSTEMS - According to certain aspects, the present invention provides techniques to address G.fast and/or digital subscriber line (DSL) transmission at frequencies below and above 106 MHz in support of aggregate service rates well above 1 Gbps on short loops based on combining two independent first generation G.fast transceivers, each operating up to 106 MHz, into a single transceiver, capable of operating up to 212 MHz and achieving service rates of up to 2 Gbps. In these and other embodiments, a sub-band approach is used in which a total bandwidth is divided into two or more sub-bands, with communications for one or both of the first generation G.fast transceivers using one or both of the sub-bands, respectively. | 2015-12-24 |
20150372784 | Modulation Processing Method And Device - A modulation processing method, a UE and a base station are disclosed; wherein, the base station transmits a high-layer configuration signaling to the UE, wherein the high-layer configuration signaling is used to indicate whether to support a high-order Quadrature Amplitude Modulation (QAM) modulation scheme, wherein the high-order QAM modulation scheme is a modulation scheme of M QAM, wherein M is a number greater than 64. With a high-layer configuration signaling indicating whether to support the high-order QAM, the high-order QAM modulation scheme is supported on the basis of being compatible with existing wireless transmission networks, and the peak data rate and the spectral efficiency are improved | 2015-12-24 |
20150372785 | A METHOD AND A DEVICE FOR PREDICTING THE PERFORMANCE OF A COMMUNICATION SYSTEM OVER A TRANSMISSION CHANNEL - One embodiment described herein relates to a method of predicting the performance of a communication system on a transmission channel. The system may comprise a transmitter suitable for applying bit interleaved coded modulation to information bits issued by a source to generate coded symbols, these coded symbols being transmitted by the transmitter over the transmission channel. The coded modulation may be based on a turbo-code comprising at least two constituent codes. The system may also comprise an iterative receiver, suitable for performing an iterative interference cancellation technique to process the coded symbols received from the transmission channel, the iterative receiver comprising an equalizer, a demodulator, and a turbo-decoder that are activated during each iteration performed by the iterative receiver. The turbo-decoder may comprise at least two decoders suitable for decoding the respective constituent codes of the turbo-code, the decoders being suitable for interchanging probabilistic quantities in an iterative manner. | 2015-12-24 |
20150372786 | ELECTRONIC DEVICE ASSEMBLY - An electronic device assembly includes a master device and a plurality of slave devices. The master device includes a radio frequency (RF) connecting module, and the RF connecting module includes a plurality of master RF modules, and each master RF module includes one type of master interface. Each slave device includes a slave RF module, and the slave RF module includes different types of slave interfaces. The types of the master interfaces of the master device are not less than the types of the slave interfaces of the plurality of slave devices. Each master interface is connected to a corresponding slave interface via a wireless connection, and each master interface has the same wireless format and the same signal format as the corresponding slave interface. | 2015-12-24 |
20150372787 | END OF COMMUNICATION DETECTION - An apparatus for detecting the end of a communication is disclosed. The apparatus includes an interface circuit for receiving an encoded signal and a carrier signal recovery circuit coupled to an output of the interface circuit. The carrier signal recovery circuit is configured to output a carrier signal of the encoded signal and a second signal that is out of phase with the carrier signal. The apparatus also includes a decoding circuit configured to decode the encoded signal as a function of both the encoded signal and the carrier signal output by the carrier signal recovery circuit. The apparatus also includes a detection circuit configured to detect an indication of an end of a communication in the encoded signal as a function of both the encoded signal and the second signal. | 2015-12-24 |
20150372788 | QUICK RLC RETRANSMISSION ON HARQ FAILURE DURING TUNE AWAY - Certain aspects of the present disclosure provide techniques and apparatus for quick radio link control (RLC) retransmission on hybrid automatic repeat request (HARQ) failure during tune away. According to certain aspects, a method for wireless communications is provided. The method generally includes performing communications with a base station (BS) using radio components tuned to a first air interface, detecting a tune-away of the radio components from the first air interface to a second air interface while performing the communications, and scheduling one or more packets for retransmission to the BS upon completion of the tune-away, wherein the one or more packets are one or more packets that failed to be transmitted due to the tune-away. | 2015-12-24 |
20150372789 | Uplink Coverage Via Autonomous Retransmission | 2015-12-24 |
20150372790 | COMMUNICATION METHOD AND RADIO TRANSMITTER - Radio transmission is performed even to a communication party whose bandwidth that can be used for transmission and reception is limited without having an influence of an offset of a DC component. A radio transmitter applied to an OFDMA communication system in which a plurality of different terminals performs communication using OFDM signals at the same time that includes a mapping part that allocates transmission power to each subcarrier, and also selects a subcarrier to which minimum power of the transmission power to be allocated is allocated and modulates transmission data in units of communication slots to output the modulated data; and a transmission part for transmitting radio signals including the modulated data using each of the subcarriers. | 2015-12-24 |
20150372791 | AUTOMATIC FREQUENCY CALIBRATION METHOD AND SMALL CELL USING THE SAME - An automatic frequency calibration method and a small cell using the same are provided. The automatic frequency calibration method comprises the following steps. A set of at least one broadcasting message in a surrounding environment is received. Whether part of the at least one broadcasting message is transmitted from at least one first type base station is determined. If part of the at least one broadcasting message is transmitted from the first type base station, then a frequency of the small cell is calibrated according to one of the at least one first type base station whose signal strength is maximum. If all of the at least one broadcasting message are not transmitted from the first type base station, the frequency of the small cell is calibrated according to at least one second type base station. | 2015-12-24 |
20150372792 | SRS IN DUAL CONNECTIVITY - Methods, systems, and devices for wireless communication are described. A user equipment (UE) may establish a concurrent connection with different cells from two base stations. During a certain time period, the UE may be power limited for transmissions to the first base station but not for the second base station. In some cases, the UE may then transmit an SRS to the second base station and drop or reduce the power of an SRS transmission to the first base station. In other cases, the UE may determine that a first cell or a second cell is in a power limited state due to scheduled transmissions for the respective cells. In such cases, the UE may drop a scheduled transmission or scale transmission power of the first and second cells by a common value. | 2015-12-24 |
20150372793 | METHOD AND APPARATUS FOR PROVIDING ANTENNA CONFIGURATION INFORMATION FOR MASSIVE MULTIPLE INPUT MULTIPLE OUTPUT IN A WIRELESS COMMUNICATION SYSTEM - A method for transmitting a reference signal for supporting a plurality of antennas to a User Equipment (UE) at a Base Station (BS) in a wireless communication system is disclosed. The method includes grouping the plurality of antennas into antenna groups comprising a predetermined number of antenna ports, transmitting resource information about a reference signal for at least one antenna group of the antenna groups, and transmitting the reference signal for the at least one antenna group to the UE based on the resource information. | 2015-12-24 |
20150372794 | METHOD AND APPARATUS FOR GENERATING REFERENCE SIGNAL IN ANALOG/DIGITAL MIXED BF SYSTEM - A millimeter radio wave communication system. In a method for operating a base station (BS) in an analog/digital mixed BF system, an analog BF direction is determined. A digital BE precoder is determined for the determined analog BE direction. Digital BF precoding is performed using the digital BE precoder with respect to the determined analog BF direction. A DownLink Reference Signal (DL RS) is transmitted in the analog BF direction on which the digital BF precoding has been performed. | 2015-12-24 |
20150372795 | CSI Feedback Modes and Indication for Sub Channel Feedback in OFDMA Systems - A method of indicating feedback mode and providing corresponding sub-channel feedback in OFDMA systems is provided. A transmitting device transmits a sounding announcement frame and a sounding signal to a receiving device. The sounding signal is transmitted over multiple sub-channels of a wide channel. The transmitting device also provides a feedback mode indication. The receiving device estimates channel quality information based on the received sounding signal and the feedback mode indication. The receiving device then sends feedback information to the transmitting device. The feedback information contains the estimated channel quality information of a selected set of sub-channels based on the feedback mode indication. | 2015-12-24 |
20150372796 | METHOD FOR OPERATION OF CANCELLING OR MITIGATING INTERFERENCE AND APPARATUS THEREFOR - The present invention relates to a wireless communication system and, more specifically, to a method for an operation of cancelling or mitigating interference, and an apparatus therefor. A method of cancelling or mitigating interference in a wireless communication system performed by a terminal includes receiving, from a serving cell, restricted configuration information of an enhanced physical downlink control channel (EPDCCH) which a dominant interference cell transmits, detecting the EPDCCH using the restricted configuration information of the EPDCCH, and performing an operation of cancelling or mitigating interference for the dominant interference cell using the detected EPDCCH, wherein the restricted configuration information of the EPDCCH includes a restricted set of parameters related to the EPDCCH configurable by the dominant interference cell. | 2015-12-24 |
20150372797 | BASE STATION AND TERMINAL - A base station including: a memory, and a processor coupled to the memory and configured to: transmit a radio signal using a plurality of antennas in a first period for transmission of the base station in a time division duplex (TDD) mode, at least a part of the first period overlapping with at least a part of a second period for reception of another base station in the TDD mode, receive a specific information from the another base station, the first information indicating a channel characteristic from the base station to the another base station, the channel characteristic being estimated in accordance with the transmitted radio signal, and determine at least one correction coefficient to compensate for a difference of specific characteristics among the plurality of antennas based on the received specific information. | 2015-12-24 |
20150372798 | METHOD AND DEVICE FOR COMMUNICATION PROCESSING - A method and a device for communication processing are provided in the present application. The method comprises: a User Equipment (UE) reports capability indication information to a network side device in order to indicate whether the UE supports a dynamic Time Division Duplex (TDD) uplink/downlink configuration; and if the dynamic TDD uplink/downlink configuration is supported, when a TDD uplink/downlink configuration indication is received, one is selected from the indicated TDD uplink/downlink configuration and the currently used TDD uplink/downlink configuration, and a transmission direction of each sub-frame is determined according to the selected TDD uplink/downlink configuration. In the embodiment of the present application, for the UE that supports the dynamic TDD uplink/downlink configuration, when the TDD uplink/downlink configuration indication is received, one TDD uplink/downlink configuration is selected to determine the transmission direction of each sub-frame, thus the problem that the transmission direction of sub-frames can not be determined in the scenario by the prior art solution is solved. | 2015-12-24 |
20150372799 | System and Method for Radio Full Duplex - In one embodiment, a method for determining self-interference in radio full duplex includes transmitting, by a first radio transmitter and an antenna, a first signal and receiving, by a first radio receiver and the antenna, a reflection of the first signal. The method also includes estimating a channel in accordance with the first signal and the reflection of the first signal to produce an estimated channel and determining a second signal in accordance with the estimated channel. Additionally, the method includes transmitting, by a second radio transmitter, the second signal and removing a self-interference component of the reflection of the first signal to produce a corrected signal. | 2015-12-24 |
20150372800 | OPTIMIZED DATA CONVERTER DESIGN USING MIXED SEMICONDUCTOR TECHNOLOGY FOR CELLULAR COMMUNICATIONS - A cellular radio architecture for a vehicle that includes a receiver module having a receiver delta-sigma modulator that converts analog receive signals to a representative digital signal. The architecture further includes a transmitter module having a transmitter delta-sigma modulator for converting digital data bits to analog transmit signals. Portions of the receiver and transmitter modules are fabricated with indium phosphide (InP) technologies and portions of the receiver and transmitter modules are fabricated with CMOS technologies. | 2015-12-24 |
20150372801 | APPARATUS AND METHOD FOR CAPABILITY UPDATE IN WIRELESS COMMUNICATION - Aspects of the present disclosure provide a method of communicating capability information that is operable at an apparatus. The apparatus communicates with another device over a carrier, and transmit a capability indication indicative of the capability of the apparatus to support at least two features based on whether the apparatus is operating in a first duplex mode or a second duplex mode. The capability indication is configured to indicate support of a first feature being dependent upon a second feature, among the at least two features | 2015-12-24 |
20150372802 | SOURCE SYNCHRONOUS BUS CLOCK GATING SYSTEM - Embodiments are described for a method of reducing power consumption in source synchronous bus systems by reducing signal transitions in the system. Instead of sending clock and data valid signals, only the start and end of valid data packets are marked by clock signal transitions, or only a number of clock pulses that corresponds to number of data words is sent, or only a number transitions on clock signals are sent. The clock signal transitions may comprise either clock pulses or exclusively rising edge or falling edge transitions of the clock signal. | 2015-12-24 |
20150372803 | METHOD AND APPARATUS FOR DATA AIDED TIMING RECOVERY IN 10GBASE-T SYSTEM - A method of data-aided timing recovery for Ethernet systems is disclosed. A first device negotiates a pseudorandom number sequence with a second device and receives a data signal from the second device. The first device samples the received data signal to recover a first training sequence. The first device also generates a second training sequence based on the pseudorandom number sequence. The second training sequence is then synchronized with the first training sequence. The synchronized second training sequence is used to align a receive clock signal of the first device with the data signal received from the second device. | 2015-12-24 |
20150372804 | RECEIVER CLOCK TEST CIRCUITRY AND RELATED METHODS AND APPARATUSES - An integrated circuit includes a plurality of receivers, each having a clock and data recovery circuit. A first local clock recovery circuit in a first receiver can be caused to produce a test clock which simulates a condition to be tested, and while a second receiver in the plurality of receivers that includes a second local clock recovery circuit is caused to use the test clock in place of the reference clock while receiving a test data sequence at its input. The clock and data recovery circuits in the receivers can include clock control loops responsive to loop control signals to modify the selected reference clock to generate the local clock in response to selective one of (i) a corresponding data signal for normal operation or during a test, and (ii) a test signal applied to the clock control loop in which case the test clock is produced. | 2015-12-24 |
20150372805 | ASYNCHRONOUS PULSE MODULATION FOR THRESHOLD-BASED SIGNAL CODING - A method of signal processing includes comparing an input signal with one or more positive threshold values and one or more negative threshold values. The method also includes generating an output signal based on the comparison of the input signal with the positive threshold(s) and negative threshold(s). The method further includes feeding the output signal back into a decaying reconstruction filter to create a reconstructed signal and combining the reconstructed signal with the input signal. | 2015-12-24 |
20150372806 | ENCRYPTING OPERATING SYSTEM - A method of and system for encrypting and decrypting data on a computer system is disclosed. In one embodiment, the system comprises an encrypting operating system (EOS), which is a modified UNIX operating system. The EOS is configured to use a symmetric encryption algorithm and an encryption key to encrypt data transferred from physical memory to secondary devices, such as disks, swap devices, network file systems, network buffers, pseudo file systems, or any other structures external to the physical memory and on which can data can be stored. The EOS further uses the symmetric encryption algorithm and the encryption key to decrypt data transferred from the secondary devices back to physical memory. In other embodiments, the EOS adds an extra layer of security by also encrypting the directory structure used to locate the encrypted data. In a further embodiment a user or process is authenticated and its credentials checked before a file can be accessed, using a key management facility that controls access to one or more keys for encrypting and decrypting data. | 2015-12-24 |
20150372807 | FLEXIBLE AND SECURE TRANSFORMATION OF DATA USING STREAM PIPES - Responsive to a request to retrieve or store a file, a transformation pipeline may be created to efficiently transform file data one unit at a time in memory. The transformation pipeline includes a sequence of transformation streams, each containing a write method, a read method, and a transformation to be applied. The write method moves a unit of data, for instance, from a memory buffer into an associated stream. The read method reads the unit of data from the stream, calls an associated transformation, and passes the unit of data thus transformed to the next stream or a destination. This process is repeated until all desired and/or required transformations such as compression, encryption, tamper protection, conversion, etc. are applied to the unit of data. | 2015-12-24 |
20150372808 | PRIVATE AND DISTRIBUTED COMPUTATION OF PROBABILITY DENSITY FUNCTIONS - One embodiment of the present invention provides a system for privacy-preserving aggregation of encrypted data. During operation, the system distributes secret keys to a plurality of devices. The system receives at least a pair of encrypted vectors from each device of a subset of the plurality of devices. One of the encrypted vectors is associated with a set of numerical values and the other encrypted vector is associated with corresponding square values of the set of numerical values. Each pair of encrypted vectors is encrypted using a respective secret key distributed to a device of the plurality of devices. The system then computes, for each pair of encrypted vector elements associated with a numerical value and a square of the numerical value, a mean and variance of a probability density function. The system then generates a plurality of probability density functions based on the computed mean and variance values. | 2015-12-24 |
20150372809 | Secure Network Coding for Multi-Resolution Wireless Transmission - Described herein is a method and system for hierarchical wireless video with network coding which limits encryption operations to a critical set of network coding coefficients in combination with multi-resolution video coding. Such a method and system achieves hierarchical fidelity levels, robustness against wireless packet loss and efficient security by exploiting the algebraic structure of network coding. | 2015-12-24 |
20150372810 | Gesture-based password entry to unlock an encrypted device - Systems and techniques are provided for gesture-based password entry to unlock an encrypted device. A gesture input from a user to a gesture interface may be received. The gesture input may be converted to gesture data which may be hashed using a hashing algorithm to obtain a table key. A table including a master key may be encrypted using the table key. The master key may include a key for decrypting a primary storage that is at least partially encrypted. A second gesture input may be receive. The second gesture input may be an input from a user to the gesture interface. The second gesture input may be converted to second gesture data which may be hashed using the hashing algorithm to obtain a key equivalent to the table key. The table including the master key may be decrypted using the key equivalent to the table key. | 2015-12-24 |
20150372811 | EFFICIENT METHODS FOR AUTHENTICATED COMMUNICATION - Embodiments of the invention relate to efficient methods for authenticated communication. In one embodiment, a first computing device can generate an ephemeral key pair comprising an ephemeral public key and an ephemeral private key. The first computing device can generate a first shared secret using the ephemeral private key and a static second device public key. The first computing device can encrypt request data using the first shared secret to obtain encrypted request data. The first computing device can send a request message including the encrypted request data and the ephemeral public key to a server computer. Upon receiving a response message from the server computer, the first computing device can determine a second shared secret using the ephemeral private key and the blinded static second device public key. The first computing device can then decrypt the encrypted response data from the response message to obtain response data. | 2015-12-24 |
20150372812 | METHODS AND DEVICES FOR KEY MANAGEMENT IN AN AS-A-SERVICE CONTEXT - The present invention discloses methods and devices for key management in an as-a-service (aaS) context. Methods include the steps of: upon receiving a creation request in a provider computing-environment, creating a specific key in at least one location in the provider computing-environment by repetitively computing respective specific-key contributions: in a set of N computing resources in the provider computing-environment; and in a set of M customer locations in a customer computing-environment; and applying the respective specific-key contributions to change a specific-key value in the computing resources, wherein the respective specific-key contributions are never revealed to any computing resources, and to any customer locations, other than respective contributors; wherein at least one location is a region of memory located in a computing resource operationally connected to the provider computing-environment, wherein the customer locations are regions of memory located in a computing resource operationally connected to the customer computing-environment. | 2015-12-24 |
20150372813 | SYSTEM AND METHOD FOR GENERATING A RANDOM NUMBER - A system and method for generating a random number are provided. The method is performed on a mobile device, and includes the steps of establishing a secure, independent connection with a remote server, of transmitting a request for a random seed value from the server, of receiving a random seed value from the server generated by a dedicated random seed device, and of generating a random number using the random seed as input to a random number generating algorithm. The random number may in turn be used to generate an asymmetric key pair, including a public key and a private key, which in turn may be used to encrypt communication. The public key may be communicated to a remote server, which in turn may provide the mobile device with a digital certificate to use when digitally signing messages. | 2015-12-24 |
20150372814 | METHOD TO MANAGE MODIFICATION OF ENCRYPTION CREDENTIALS - A method to manage modification of encryption credentials for an encryption server. The encryption server is used to encrypt data uploaded by a user after provision of user encryption credentials associated with an encryption account. The data is encrypted by using a user encryption key stored in a cloud storage server. | 2015-12-24 |
20150372815 | SYSTEMS, METHODS, AND APPARATUSES FOR CIPHERING ERROR DETECTION AND RECOVERY - Systems, methods, and apparatuses are provided for ciphering error detection and recovery. A method may include using a first set of one or more cipher input parameters to decipher ciphered data ciphered using a second set of one or more cipher input parameters. The method may further include comparing a value of at least a portion of the deciphered data to an expected value. The method may additionally include determining an occurrence of a ciphering error when the value of the at least a portion of the deciphered data is not equal to the expected value. The method may also include initiating a ciphering resynchronization procedure in response to the determination that a ciphering error occurred so as to resynchronize at least one of the first set of cipher input parameters with at least one of the second set of cipher input parameters. Corresponding systems and apparatuses are also provided. | 2015-12-24 |
20150372816 | SEMICONDUCTOR DEVICES AND METHODS OF PROTECTING DATA OF CHANNELS IN THE SAME - A semiconductor device may include: a bus; first and second function modules configured to communicate via the bus; a first encryption module configured to encrypt first data output from the first function module using a first encryption key to generate first encrypted data; and/or a second encryption module configured to decrypt the first encrypted data using the first encryption key, to output the decrypted first data to the second function module, and to encrypt second data output from the second function module using a second encryption key to generate second encrypted data. A semiconductor device may include: a bus; first and second modules configured to communicate via the bus; and/or an encryption module configured to use different encryption policies for first data, which is output from the first module and stored in a memory, and second data, which is output from the second module and stored in the memory. | 2015-12-24 |
20150372817 | Network-based Service Content Protection - Network-based service content protection techniques are described. In one or more implementations, content is edited locally by a computing device. The edited content is automatically encrypted without any user intervention by the computing device using an encryption credential, e.g., encryption key or other secret. The automatic encryption is performed responsive to a request to store the content at a network-based service provider such that the encrypted content can only be decrypted and accessed with the encryption credential and the encrypted content is uploaded to the network-based service provider. | 2015-12-24 |
20150372818 | Algebraic Symmetric Cipher - An algebraic symmetric cipher is provided. The cipher does not employ methods of presently known symmetric ciphers as its basis. The cipher relies on an information loss in transformation of input data (plaintext) to output data (cipher-text), where information loss is non-invertible in absence of cipher key materials, and; is reliant on an inverse information gain in transformation of input data (cipher-text) into output data (plaintext), where information gain is obtained operations making use of cipher key materials. | 2015-12-24 |
20150372819 | METHOD AND APPARATUS FOR PROVIDING IDENTITY BASED ENCRYPTION IN DISTRIBUTED COMPUTATIONS - An approach is provided for providing identity based encryption in distributed computations. An identity based encryption platform causes, at least in part, a segmentation of a computation closure into at least a first part and one or more second parts. The identity based encryption platform also causes, at least in part, an encryption of the one or more second parts using the first part as a public key of an identity-based encryption. | 2015-12-24 |
20150372820 | METADATA TRANSCODING - The present document relates to transcoding of metadata, and in particular to a method and system for transcoding metadata with reduced computational complexity. A transcoder configured to transcode an inbound bitstream comprising an inbound content frame and an associated inbound metadata frame into an outbound bitstream comprising an outbound content frame and an associated outbound metadata frame is described. The inbound content frame is indicative of a signal encoded according to a first codec system and the outbound content frame is indicative of the signal encoded according to a second codec system. The transcoder is configured to identify an inbound block of metadata from the inbound metadata frame, the inbound block of metadata associated with an inbound descriptor indicative of one or more properties of metadata comprised within the inbound block of metadata, and to generate the outbound metadata frame from the inbound metadata frame based on the inbound descriptor. | 2015-12-24 |
20150372821 | MONITORING SIGNED RESOURCES TRANSFERRED OVER A NETWORK - A system for monitoring resources transferred over a network includes a capture module that is configured to capture content transferred over a network between a requestor device and a server device. The content includes a resource, a digital signature associated with the resource and a digital certificate associated with the digital signature. The system includes a resource monitor module that is configured to receive the captured content from the capture module. The resource monitor module includes at least one memory, at least one processor and a resource analyzer module that is configured to use the at least one processor to inspect one or more attributes of the digital certificate and inspect the digital signature and verify the digital certificate using the attributes and verify the digital signature. | 2015-12-24 |
20150372822 | DNSSEC SIGNING SERVER - Systems and methods for performing DNSSEC signing are described in which digital signature operations may be performed by a network accessible signing server that is configured to interact with a separate client application. Exemplary methods may include receiving a signing request at the signing server from the client application to sign first data. The signing server may determine an active KSK and/or an active ZSK for the first data. The first data may then be transmitted by the signing server to a digital signature modules, which may include, for example, a hardware support module, or software signing applications. The signing server may receive a digitally signed version of the first data from the digital signature module, and provide the signed first data to the client application. | 2015-12-24 |
20150372823 | SYSTEM AND METHOD FOR AN EXTENDED WEB OF TRUST - An industrial automation gateway providing an extended web of trust is provided. The industrial automation gateway includes a cloud communication interface coupled with a cloud automation facility, a hardware memory, and a processor coupled with the cloud communication interface and the hardware memory. The cloud automation facility includes a cloud hardware memory storing a cloud root certificate from a first root certificate authority and a subordinate certificate. The hardware memory stores a gateway root certificate from a second root certificate authority and the subordinate certificate. The processor is configured to determine if the subordinate certificate has been certified by the first root certificate authority and the second root certificate authority. The processor is also configured to transfer automation data to the cloud automation facility using the subordinate certificate only if the subordinate certificate has been certified by the first root certificate authority and the second root certificate authority. | 2015-12-24 |
20150372824 | UTILIZING A STAPLING TECHNIQUE WITH A SERVER-BASED CERTIFICATE VALIDATION PROTOCOL TO REDUCE OVERHEAD FOR MOBILE COMMUNICATION DEVICES - A certificate issuer ( | 2015-12-24 |
20150372825 | Per-Device Authentication - Systems and techniques are provided for per-device authentication. A hardware serial number associated with a hardware component of a computing device may be received. The hardware serial number may be converted to a hardware key check. A hardware key associated with a certificate from the computing device may be received. The hardware key may be compared to the hardware check key to obtain a verification of the certificate. The certificate may be verified when the hardware key check matches the hardware key and the certificate may not be verified when the hardware key check does not match the hardware key. A signature associated with the certificate may be verified. Access to the data processing apparatus by the computing device may be permitted when the certificate is verified and the signature is determined to be authentic. | 2015-12-24 |
20150372826 | POWER OVER ETHERNET METHOD AND APPARATUS FOR IMMEDIATE POWER AVAILABILITY - A PSE control circuitry arranged to: control the power source to output a detection signal; responsive to the detection signal, determine the resistance of a signature resistive element; in the event that the determined resistance is within a predetermined range, control a power source to output power to the load; in the event that the determined resistance is outside the predetermined range, prevent the power source from outputting power for a predetermined disconnect time period; detect the amount of power drawn from the power source; in the event that the detected power amount is less than a predetermined minimum power draw value, control the power source to cease output of power for a predetermined power down time period, the predetermined power down time period less than the predetermined disconnect time period; immediately subsequent to both time periods, control the power source to output the detection signal. | 2015-12-24 |
20150372827 | MANAGING RENDEZVOUS POINT REDUNDANCY IN A DYNAMIC FABRIC NETWORK ARCHITECTURE - Multi-destination frames in a network fabric may be carried in IP multicast packets. As such, the network fabric may us IP multicast technique such as a PIM protocol for handling the multi-destination frames. To provide redundancy, the system administrator can use phantom rendezvous points (RPs) that include multiple physical RPs where one of the RPs serves as a primary RP and the other RPs serve as secondary RPs (e.g., backup RPs). Instead of the system administrator manually configuring the phantom RPs, the RPs are automatically configured. To do so, the system administrator may use a GUI to provide multicast groups allocated for the multi-destination traffic, the number of desired phantom RPs (or physical RPs), and the desired RP redundancy. Based on these parameters, a data center manager generates one or more templates that automatically configure the network devices in the fabric as they are booted. | 2015-12-24 |
20150372828 | Method, Device, and System for Transmitting Multicast Packet Across Layer 2 Virtual Network - A gateway receives a link state packet (LSP) that includes a network identifier of a Layer 2 virtual network and a multicast address and that is sent by each routing bridge (RB) that is on the Transparent Interconnection of Lots of Links (TRILL) network; separately performs calculation on the network identifier and the multicast address that are in each LSP, to obtain a calculation result corresponding to each combination of the network identifier and the multicast address; if the gateway determines that information preconfigured on the gateway matches a calculation result corresponding to a combination of the network identifier and the multicast address, sends a notification message including the network identifier and the multicast address that are in the matched combination to each RB; receives from at least one RB, a multicast packet corresponding to the multicast address in the matched combination, and forwards the multicast packet. | 2015-12-24 |
20150372829 | SHARE TIMELINE OF CALENDAR - Sharing a timeline of a calendar is provided. An application such as a calendar application detects an activation of a share operations control on a timeline of a calendar. A context menu is displayed on the timeline, where the context menu includes a share control and a print control. An activation of the share control is detected. A communication component is initiated to share the timeline. | 2015-12-24 |
20150372830 | METHODS AND APPARATUS FOR ROUTING TCAP MESSAGES - The present invention relates to a point code emulation apparatus and method for dividing a Common Channel Signaling System No. 7 (or SS7) signaling network into two or more networks. The point code emulator is adapted to receive TCAP messages from two or more subnets and converts, for the messages crossing over the subnets, the information of the TCAP messages, including originating point code, destination point code, and transaction identifier, (and optionally, calling party number and called party number), and forwards to the other one of the two or more subnets. Correspondence among the two or more subnets may be provisioned by an authorized user of the system, may be learned automatically by the system based on ISUP message correspondences or previous TCAP transactions, or may be automatically discovered by the system broadcasting messages to nodes in the destined one of the two or more subnets. | 2015-12-24 |
20150372831 | NETWORKED AIR-CONDITIONING SYSTEM, REPEATER AND PROGRAM - The lower-level information acquirer searches a lower-level network, and acquires lower-level addresses for air-conditioning devices that are connected to the lower-level network. A database generator searches an upper-level network, and generates a database of upper-level addresses of air-conditioning devices that are connected to the upper-level network. An address assigner references the database generated by the database generator, and assigns vacant addresses existing among the upper-level addresses of the upper-level network to air-conditioning devices that are connected to the lower-level network. The table generator generates an address conversion table for converting the upper-level addresses assigned by the address assigner to lower-level addresses acquired by the lower-level information acquirer. | 2015-12-24 |
20150372832 | METHODS AND APPARATUS FOR EXPLOITING INTERFACES SMART ENVIRONMENT DEVICE APPLICATION PROGRAM INTERFACES - A tangible, non-transitory, machine-readable medium, comprising instructions to obtain an estimated time of arrival for an occupant of a household; calculate a transition time to reach a desired temperature of the occupant from a current ambient temperature within the household; if, the estimated time of arrival is less than or equal to the transition time, activate a transition to the desired temperature; otherwise if the estimated time of arrival is greater than the transition time, do not activate the transition. | 2015-12-24 |
20150372833 | METHODS AND APPARATUS FOR USING SMART ENVIRONMENT DEVICES VIA APPLICATION PROGRAM INTERFACES - Systems and Methods disclosed herein relate to provisioning vendor information to associate vendor data access rights, vendor data writing rights, or both, of a data model comprising information related to one or more smart-devices, one or more smart-device environment structures comprising the one or more smart-devices, or any combination thereof with the vendor; provisioning a particular electronic device type of the vendor by providing information about the particular electronic device type to a service that interprets this information to understand subsequent data submissions of the particular electronic device, wherein the provisioning of the particular electronic device is associated with the vendor; pairing the particular electronic device with a system hosting the data model by registering the particular electronic device with the system hosting the data model; and sending the subsequent data submissions from the one or more smart-devices to the service. | 2015-12-24 |
20150372834 | METHODS AND APPARATUS FOR USING SMART ENVIRONMENT DEVICES VIA APPLICATION PROGRAM INTERFACES - In one embodiment, one or more non-transitory, tangible, machine-readable media includes instructions to send one or more requests to retrieve, access, view, subscribe, or modify data in a data model representative of one or more smart environments. The data model includes a metadata object that includes an access token used to identify which user the data is associated with in the data model, a devices object that includes information related to one or more electronic devices, and a structures object that includes one or more references to the one or more electronic devices in the one or more smart environments. | 2015-12-24 |
20150372835 | CONTROL DEVICE AND METHOD THEREOF - A control device which controls the power of a plurality of apparatuses in a home network, and a method thereof are provided. The control device includes an input unit which receives a power off command, and a control unit which concurrently turns off apparatuses which are currently turned on among the plurality of apparatuses in response to the power off command received by the input unit. Therefore, it is possible for a user to concurrently turn off currently running apparatuses so user convenience can increase. | 2015-12-24 |