22nd week of 2012 patent applcation highlights part 26 |
Patent application number | Title | Published |
20120134217 | SEMICONDUCTOR DEVICE HAVING PLURAL BANKS - A semiconductor device is provided with a control circuit generating a plurality of first control signals indicating timings at which column switches conduct at the time of reading and a plurality of second control signals indicating timings at which the column switches conduct at the time of writing. The control circuit activates the plurality of first control signals such that timing at which the data read from each of memory cell arrays arrives at a FIFO circuit after reception of a read instruction from outside is the same in each bank and activates the plurality of second control signals such that the column switches match a timing at which write data input from outside to a first data input/output terminal arrives at the corresponding column switch. | 2012-05-31 |
20120134218 | CHARGE PUMP CONTROL SCHEME USING FREQUENCY MODULATION FOR MEMORY WORD LINE - A memory includes a word line having a word line voltage, a charge pump coupled to the word line, and a dynamic feedback control circuit coupled to the charge pump. The dynamic feedback control circuit is capable of changing a clock frequency of a clock signal supplied the charge pump from a first non-zero value to a second non-zero value depending on the difference between the word line voltage and a target threshold voltage. | 2012-05-31 |
20120134219 | MODE CHANGING CIRCUITRY - A circuit includes a memory cell having a ground reference node, a switch coupled to the ground reference node, and a mode changing circuit having an output coupled to the switch. The mode changing circuit is configured to change a logic state of the output between a first output logic state and a second output logic state in response to a change in an operational voltage and/or temperature, thereby set the memory cell in a first mode in which the ground reference node is at first reference level or in a second mode in which the ground reference node is at a second reference level different from the first reference level. | 2012-05-31 |
20120134220 | WRITE ASSIST CIRCUITRY - A circuit includes a word line driver for driving a world line and a tracking word line driver for driving a tracking word line. The pulse width of a world line signal on the world line is driven to be larger than that of a tracking world line signal on the tracking world line to assist writing under difficult conditions. Because the tracking word line signal is activated later than the word line signal being activated but is deactivated at the same time with the word line, the pulse width of the word line signal is larger. | 2012-05-31 |
20120134221 | WORD-LINE LEVEL SHIFT CIRCUIT - A dual word-line level shifter circuit and associated SRAM. A circuit is disclosed that includes a first transistor gated by a data input at the lower voltage, and a second transistor gated by a restore input at the higher voltage, wherein the first and second transistors are coupled along a series path to a source at the higher voltage; a control node along the series path; an output node coupled to the control node via a first pair of parallel transistors; and a feedback circuit having a second pair of parallel transistors and a feedback transistor, wherein the feedback transistor couples the second pair of parallel transistors to the control node and is gated by the output node. | 2012-05-31 |
20120134222 | Semiconductor device and method of controlling the same - A semiconductor device includes a data input/output circuit connected to the memory cell array via a sense circuit, and an access control circuit that controls access to the memory cell array. The access control circuit includes: a first signal unit outputting a first signal for activating or inactivating a word line; a second signal unit outputting a second signal for activating or inactivating a bit line and the sense circuit; a third signal unit outputting a third signal for starting or stopping a supply of an overdrive voltage to the sense circuit; and a fourth signal unit outputting a fourth signal for inactivating the word line. The period during which the third signal remains activated is determined in accordance with the magnitude of an external voltage. In the fourth signal unit, the timing to generate the fourth signal is determined independently of the magnitude of the external voltage. | 2012-05-31 |
20120134223 | CLOCK GENERATING CIRCUIT, SEMICONDUCTOR DEVICE INCLUDING THE SAME, AND DATA PROCESSING SYSTEM - A semiconductor device includes a delay circuit supplied with a first clock signal and a first phase determination signal and producing a second clock signal, the delay circuit controlling the second clock signal such that a delay in phase of the second clock signal to the first clock signal is increased when the first phase determination signal takes a first logic level and decreased when the first phase determination signal takes a second logic level, and a phase determining circuit supplied with the first clock signal and a third clock signal, which is produced in response to the second clock signal, and producing a second phase determination signal in response to a difference in phase between the first clock signal and the third clock signal. | 2012-05-31 |
20120134224 | VERIFYING MULTI-CYCLE SELF REFRESH OPERATION OF SEMICONDUCTOR MEMORY DEVICE AND TESTING THE SAME - A semiconductor memory device includes a memory cell array, a tag information register, a refresh control circuit and a DQ pin. The memory cell array includes multiple memory cells divided into first cells and second cells according to corresponding data retention times. The tag information register stores refresh cycle information for each wordline connected to the first cells and the second cells. The refresh control circuit is configured to generate a refresh enable signal and a refresh address based on the refresh cycle information. The DQ pin is configured to output the refresh enable signal, the refresh address and data stored in the memory cell array. | 2012-05-31 |
20120134225 | SENSE AMPLIFIER LATCH WITH INTEGRATED TEST DATA MULTIPLEXER - A sense amplifier latch may be provided to controllably latch the output of a sense amplifier. The latch may open in response to assertion of a latch enable signal to receive data, and close in response to deassertion of the latch enable signal to capture and store the received data. Additionally, a multiplexer may be provided to select from among multiple sources of test data, such as scan data and bypass data. The multiplexer may produce a test data input to the sense amplifier latch that encodes a data value and a control value that causes the data value to be selected. Depending on the state of the test data input, the sense amplifier latch may output either a value received from the sense amplifier or a value encoded in the test data input. | 2012-05-31 |
20120134226 | SENSE AMPLIFIER AND SENSE AMPLIFIER LATCH HAVING COMMON CONTROL - A sense amplifier of a memory array may be provided to amplify data presented from storage cells of the memory array. Additionally, a sense amplifier latch may be provided to store data received from the sense amplifier. The sense amplifier may be enabled for operation by a sense amplifier enable signal that is distinct from a clock signal. Moreover, the latch enable signal of the sense amplifier latch may be controlled by the sense amplifier enable signal, such that the sense amplifier latch opens in response to activation of the sense amplifier and closes in response to deactivation of the sense amplifier. | 2012-05-31 |
20120134227 | SEMICONDUCTOR DEVICE HAVING SENSE AMPLIFIER - For example, four driver transistors are arranged in wells so as to adjoin both sides of each of two element isolation regions. Two pairs of cross-coupled sense transistors are arranged in the wells at positions farther from the element isolation regions than the driver transistors are. Such an arrangement provides more than a certain distance between the sense transistors and the respective corresponding element isolation regions. This reduces the effect of a phenomenon that threshold of a transistor varies according to a distance from an element isolation region. As a result, it is possible to exactly match the characteristics of each pair of cross-coupled transistors. | 2012-05-31 |
20120134228 | CHARGE PUMP CONTROL SCHEME FOR MEMORY WORD LINE - A memory includes a word line, a charge pump coupled to the word line, and a charge pump control circuit coupled to the charge pump. The charge pump control circuit is configured to turn on the charge pump if the word line voltage is lower than a first threshold voltage and turn off the charge pump if the word line voltage is higher than a second threshold voltage. | 2012-05-31 |
20120134229 | CONCURRENT MULTIPLE-DIMENSION WORD-ADDRESSABLE MEMORY ARCHITECTURE - An N-dimension addressable memory is disclosed. The memory includes an N-dimension array of bit ceils and logic configured to address each bit cell using N-Dimension Addressing (NDA), where N is at least two and the array of bit cells is addressable by N orthogonal address spaces. Each bit cell of the N-dimension addressable memory includes a bit storage element, N word lines, and N bit lines. | 2012-05-31 |
20120134230 | APPARATUS AND METHOD FOR THE DETECTION OF SOLID SUBSTANCES IN A LIQUID PHASE - An apparatus and a method detect the presence of solid particles in a liquid phase, where an at least partially transparent container encloses the solid particles and the liquid phase. The apparatus includes a camera to make digitized images in the form of arrays of pixels with their associated pixel values. The apparatus also includes an agitator device to hold the container and to impart movements to the container, transmitting kinetic energy to the mixture. The camera is aimed at a transparent portion of the container to take images of the mixture in motion. A processor unit, in electronic communication with the camera, receives and processes the digitized images of the mixture in motion, resulting in the generation of an analytical representation of the solid particles in the liquid. In this manner, the state of dissolution of the solid particles may be determined. | 2012-05-31 |
20120134231 | DEVICE FOR AUTOMATIC ELIMINATION OF FIBERS ON THE IMPELLER OF A MIXER IN WASTEWATER TREATMENT PROCESS - A method and apparatus is disclosed for maintaining fluid in suspension in a mixing tank including particles includes providing a reversible mixer, rotating the mixer in a normal direction in which particles buildup on the mixer, and, rotating the mixer in an abnormal direction to shed the particles from the mixer. | 2012-05-31 |
20120134232 | Mixing Element for a static mixer and process for producing such a mixing element - The mixer insert ( | 2012-05-31 |
20120134233 | SYSTEMS AND METHODS FOR ACOUSTIC RADIATION FORCE IMAGING WITH ENHANCED PERFORMANCE - Methods and systems for ultrasound imaging are presented. The method includes configuring a plurality of apertures in a transducer array of an ultrasound imaging device, where the apertures include one or more transducer elements. Further, one or more reference pulses are delivered to a plurality of target regions to detect corresponding initial positions. Additionally, a pushing pulse is delivered to at least two of the plurality of target regions through at least two of the plurality of apertures. To that end, the plurality of apertures is focused at specific target regions in the plurality of target regions using a compound delay profile. Subsequently, one or more tracking pulses are delivered to the plurality of target regions for detecting corresponding displacements of at least the specific target regions in the plurality of target regions. Further, ultrasound imaging methods that deliver a plurality of short pushing pulse segments and/or tracking pulses to corresponding target regions in an interleaving manner are also described. | 2012-05-31 |
20120134234 | Declination Compensation For Seismic Survey - In seismic survey for icy waters, streamers are towed behind a vessel under the water's surface to avoid ice. GPS readings may not be consistently obtained because the ice prevents a tail buoy with a GPS receiver from trailing from streamer at the surface. Instead, a device tows on the streamer under the water's surface. The streamer's absolute position is tracked by intermittently bringing the towed device toward the surface so GPS readings can be obtained. The streamer's absolute position can then be used in conjunction with compass readings and can correlate various seismic sensor signals obtained along the streamer during the survey. The compass readings can be corrected for declination using declinometer readings, which can be compensated for iron effects from the vessel or other device carrying the declinometer. | 2012-05-31 |
20120134235 | Areal Marine Seismic Exploration Method - Autonomous self-pop-up multicomponent bottom nodes (self-pop-up nodes SPN) are deployed to the bottom of an exploration area along parallel lines of exploration at specified spaced points by a recording vessel. At least one seismic source mounted on a shooting vessel continuously fires seismic energy. The shooting vessel travels between the SPN deployment lines. The direction of the sailing direction is parallel to the aforesaid lines. A source vessel is initially located at a distance from the first SPN deployment line. Every SPN records seismic waves. Upon the source vessel passes the half of the lines, the recording vessel starts on-going relocation of the deployed SPNs to the next exploration lines starting with the SPNs on the first exploration line. Collection of SPNs occurs by the recording vessel equipped with a hydro-acoustic communication system with SPNs throughout its ongoing sailing along the SPNs deployment lines. Thereafter acquired data are processed. | 2012-05-31 |
20120134236 | Subsea Measurement System And Method Of Determining A Subsea Location-Related Parameter - A subsea measurement system ( | 2012-05-31 |
20120134237 | Unattended Ground Sensors - The present disclosure relates to unattended ground sensors for detecting the presence of a pedestrian or vehicle in a monitored area using seismic sensors. Networks of simple and inexpensive sensors are disclosed that may be rapidly deployed. The networks may be formed from a dense array of low cost ground sensors having low sensitivity. | 2012-05-31 |
20120134238 | ACOUSTIC MODULATION PROTOCOL - Exemplary embodiments provide a computer-implemented method for generating a modulated acoustic carrier signal for wireless transmission from a speaker of a transmit device to a microphone of a receive device. Aspects of the exemplary embodiments include converting a message to binary data; modulating one or more selected frequencies for one or more acoustic carrier signals based on the binary data to generate one or more modulated acoustic carrier signals; filtering the one or more modulated acoustic carrier signals to remove any unintended audible harmonics created during modulation, including; equalizing the modulated acoustic carrier signal to pre-compensate for known degradations that will occur further along a signal path; setting a level of the modulated acoustic carrier signal for the intended application; and storing the modulated acoustic carrier signal in a buffer for subsequent output and transmission by the speaker. | 2012-05-31 |
20120134239 | MICRO SONIC TRANSMITTER - The present disclosure is directed to a transmitter having a minimal size and weight with acceptable output and life performance. The transmitter may be powered by a single 1.5V battery, rather than two 1.5V batteries in series, by electrically connecting a capacitor and voltage inverter to the microcontroller. The transformer to power the transmitter's ultra-sonic piezo transducer can be eliminated by the inclusion of an inductor selected to cause a resonance matched condition. A capacitor can be placed in parallel with the transducer to match the impedance to the inductor. The transmitter may have a power output of +156 dB (re: 1 uPa @ 1 meter), and certain physical properties, including a volume of 115 mm | 2012-05-31 |
20120134240 | ELECTRONIC DEVICE AND METHOD PROVIDING IMPROVED MANAGEMENT OF MULTIPLE TIMES FROM MULTIPLE TIME ZONES - An improved electronic device and method provide an improved clock feature that includes a time zone management function which enables multiple times from multiple time zones to be managed by the user. Responsive to a detection that the electronic device has been moved from one time zone to another, a dialog is initiated wherein the user is queried whether a current time on the electronic device should be changed and whether multiple times should be output on the display. | 2012-05-31 |
20120134241 | TIME-INFORMATION OBTAINING APPARATUS AND RADIO-CONTROLLED TIMEPIECE - A time-information obtaining apparatus is provided with an input waveform data pattern generating unit for sampling a received standard-time radio wave signal to generate an input waveform data pattern, an internal time counting unit for generate a base time, a calculation-waveform data pattern generating unit for generating plural calculation-waveform data patterns based on the base time, an invalid-bit detecting unit for detecting in the plural calculation-waveform data patterns, invalid bits not to be compared with the input waveform data pattern, an error counting unit for comparing the sample values of valid bits of the plural calculation-waveform data patterns with the invalid bits removed and the corresponding sample values of the input waveform data pattern to detect discrepancies between them, and a present-time correcting unit for correcting the base time based on the calculation-waveform data pattern having the smallest number of errors. | 2012-05-31 |
20120134242 | DEVICE FOR POSITIONING A BRIDGE ON A PLATE - Positioning device ( | 2012-05-31 |
20120134243 | ELECTRONIC DEVICE AND WATCH - Disclosed is an electronic device in which a transparent member, a decorative plate, and a solar panel are arranged in this order in a metallic device case from an end side of an opening of the device case, wherein the decorative plate has light permeability and has a light refractive part made of a concavo-convex portion on a surface of the decorative plate on the side of the solar panel, and a semi-transmissive reflective plate having both light permeability and light reflectivity is provided between the decorative plate and the solar panel, and the semi-transmissive reflective plate has metal-free vapor deposited film. | 2012-05-31 |
20120134244 | System and Method for Easy Change Jewelry Case Cover - A jewelry assembly comprising an upper case cover having at least one indentation on an inner surface and a notch on a lower outside surface; a lower case for housing a main jewelry body, the lower case comprising at least one uniball system including an inner spring and spherical ball that protrudes from the lower case; wherein the upper case is releaseably securable to the lower case by aligning the at least one indentation to the at least one uniball and applying a downward pressure to the upper case; and wherein the upper case is releasable from the lower case by applying an upward pressure at the notch of the upper case. | 2012-05-31 |
20120134245 | MAGNETIC RECORDING DEVICE, CONTROLLER THEREOF, AND MAGNETIC RECORDING METHOD - According to one embodiment, a magnetic recording device includes: a magnetic recording medium provided with data regions for data recording; a light output module which outputs an optical signal to be applied to a recording position where recording data is recorded of the data regions; a write head which records the recoding data at the recording position magnetically; a light quantity setting module which sets a light quantity value of the optical signal output from the light output module; a heat-assisted recording controller which performs a control so that the recording data is recorded by the write head at the recording position which is heat-assisted by applying an optical signal with the set light quantity value; and a controller which adjusts the light quantity value of the optical signal set by the light quantity setting module using the recording position being a part of the data regions. | 2012-05-31 |
20120134246 | HARD DISK DRIVE APPARATUS WITH THERMALLY ASSISTED HEAD - A hard disk drive includes a recording medium and a thermally assisted type magnetic head. The controller determines one output current of a photodiode as a first saturated output current, the one output current being defined where temperature measured by a temperature sensor is a first temperature and where signal-to-noise-ratio (SNR) of the reproducing signal current of the reproducing element is saturated with respect to an increase in output current of the photodiode, and another output current of the photodiode as a second saturated output current, the another output current being defined where temperature measured by the temperature sensor is a second temperature, which is different from the first temperature, and where SNR of the reproducing signal current of the reproducing element is saturated with respect to an increase in the output current of the photodiode. A target saturated output current at operation temperature is estimated from operation temperature measured by the temperature sensor during the hard disk device operation, the first and second temperatures, and the first and second saturated output currents; and the driving current of the laser diode is controlled in order to obtain the estimated target saturated output current. | 2012-05-31 |
20120134247 | INFORMATION RECORDING METHOD, INFORMATION READING METHOD, AND OPTICAL DISC DEVICE - An optical disc device and information recording/reading method for an optical disc in which a recording layer is formed through volume recording by aligning recording tracks, which hold information, in a homogenous recording region that does not internally have a layer defining a recording position. The information recording method includes a step in which a first recording layer forming a complex recording layer is formed by forming a recording track while recording information by focusing a main beam at a predetermined depth position in the recording region, and a step in which a second recording layer forming the complex recording layer is formed by forming a recording track while recording information by focusing the main beam at a depth position that is separated from the first recording layer in a depth direction by a depth offset greater than ⅙ of a wavelength of the main beam. | 2012-05-31 |
20120134248 | METHOD FOR COPY PROTECTION - A method for copy protection in which an audiovisual or audio data is divided into a plurality of portions. The plurality of portions is at least partly scrambled and prepared so as to be stored on a record carrier in the scrambled order. This is done so that a physical position on the record carrier, e.g., a sector of the record carrier, where a respective portions of the divided data is stored depends on the scrambled order. | 2012-05-31 |
20120134249 | METHOD FOR COPY PROTECTION - A method for copy protection in which an audiovisual or audio data is divided into a plurality of portions. The plurality of portions is at least partly scrambled and prepared so as to be stored on a record carrier in the scrambled order. This is done so that a physical position on the record carrier, e.g., a sector of the record carrier, where a respective portions of the divided data is stored depends on the scrambled order. | 2012-05-31 |
20120134250 | OPTICAL DISC, OPTICAL DISC MANUFACTURING METHOD, OPTICAL DISC RECORDING DEVICE AND OPTICAL DISC REPRODUCTION DEVICE - An optical disc includes a reflective film formed on concave and convex marks after the concave and convex marks are synchronized with the integral multiple of a channel bit length and formed in accordance with modulated main information. Thereafter, continuous or intermittent laser light synchronized with the integral multiple of the channel bit length is irradiated at intervals longer than the longest one of the concave and convex marks in accordance with a spiral track formed in a circumferential direction of the concave and convex marks, whereby an optical characteristic of the reflective film is changed to form a recordable mark and sub-information necessary to reproduce the main information is recorded in a superimposition manner. | 2012-05-31 |
20120134251 | SYSTEM AND METHOD FOR PRECISE SERVOING - A method for servoing when reading out a recorded holographic disk or recording in a preformatted holographic disk is disclosed. The method includes detecting a primary signal of a reflected primary beam from a target data track of a target data layer of the holographic disk, wherein the primary beam of radiation has a first wavelength. The method also includes comparing a power measurement of the primary signal with a threshold value of power. The method also includes detecting a tracking signal of a reflected tracking beam from a reference layer of the holographic disk in an event that the power measurement of the primary signal is below the threshold value of power, wherein the tracking beam of radiation has a second wavelength. The method also includes generating a servo error signal based upon the primary signal or the tracking signal. The method further includes actuating an optical sub-system based upon either of the primary servo error signal or the tracking servo error signal such that the primary beam focuses on the target data layer. | 2012-05-31 |
20120134252 | METHOD OF GENERATING TRACKING ERROR SIGNAL, OPTICAL PICKUP DEVICE, AND OPTICAL DISC DRIVE DEVICE ADOPTING THE METHOD - A method of generating a 1-beam tracking error signal (TES), an optical pickup device, and an optical disc drive device adopting the method. A light-receiving element receives a single reflection beam and detects an alternating current (AC) component and a direct current (DC) component from each of areas formed on two sides of a data track. A servo unit generates a TES by adding and subtracting the AC component and the DC component. | 2012-05-31 |
20120134253 | OPTICAL DISK DEVICE AND OPTICAL DISK RECORDING METHOD - An optical disk device and recording method of recording data on an optical disk by driving a laser light source with a driving current superimposed with a high-frequency current. The device and method includes a controller for disabling tracking servo and establishing conditions for reproducing a signal from a predetermined region of the optical disk, for generating a tracking error signal by superimposing the high-frequency current varied in amplitude on the driving current for the laser light source, for determining an amplitude of the high-frequency current that provides an optimum quality of the generated tracking error signal, and for recording data on the optical disk by applying the driving current for the laser light source superimposed with the high-frequency current of the determined amplitude. | 2012-05-31 |
20120134254 | OPTICAL PICKUP APPARATUS - Provided is an optical pickup apparatus that stably operates by accurately detecting a fluctuation in a light amount of a laser beam caused by movement of a collimating lens. In an optical pickup apparatus of the present invention, part of a laser beam emitted from a laser device is transmitted through a reflective mirror and detected by a laser beam FMD. An output of the laser device is adjusted based on the output from the FMD. Even when a collimating lens moves during the operation of the apparatus, the change in the light amount of the laser beam caused by the movement is immediately detected by the FMD and the output of the laser device is adjusted. Thus, the light amount of the laser beam radiated on an optical information recording medium is kept constant along a time axis. Accordingly, the optical pickup apparatus can stably perform reading and writing. | 2012-05-31 |
20120134255 | OBJECTIVE LENS AND OPTICAL PICKUP APPARATUS USING THE SAME - Disclosed is an objective lens that favorably focuses multiple laser beams having different wavelengths on information recording layers of optical discs, and an optical pickup apparatus including the lens. The objective lens of the invention is provided with a first region for focusing laser beams of the BD, DVD and CD standards. The first region is provided with an annular zone step having a height calculated on the basis of a wavelength of the laser beam of the BD standard, and thus causes chromatic aberration of the laser beam of the DVD standard. This chromatic aberration corrects spherical aberration occurring due to a difference in thickness between coating layers of optical discs. In the invention, the curve surface shape of the first region is adjusted so that the BD and DVD standards can share the aberration for reducing the aberration of the laser beam of the DVD standard. | 2012-05-31 |
20120134256 | OPTICAL HEAD, OPTICAL ELEMENT WITH DIFFRACTION GRATING, OPTICAL DISC DEVICE AND INFORMATION PROCESSING DEVICE - An optical head includes a blue-violet laser light source for emitting a blue-violet laser beam, a mirror with a diffraction grating for transmitting and reflecting the blue-violet laser beam at a predetermined ratio, and a front monitor sensor for receiving transmitted light or reflected light from the mirror with a diffraction grating and creating an APC signal for controlling an output of the blue-violet laser light source. The mirror with a diffraction grating includes a first surface which the blue-violet laser beam enters, and a second surface facing the first surface. The first surface and the second surface are mutually parallel. A reflecting coat for transmitting and reflecting the blue-violet laser beam at a predetermined ratio is formed on the first surface, and a diffraction grating is formed on the second surface. | 2012-05-31 |
20120134257 | ROUTER AND RAPID RESPONSE NETWORK - A router includes a plurality of wireless network carrier cards, each of the network carrier cards adapted for use with one of a like plurality of different carrier networks, means for determining which of the plurality of network carrier cards provides a suitable connection to a carrier network and means for selecting one or more suitable connections to one or more carrier networks and for connecting the EVDO router to the carrier network through a particular one of the plurality of network carrier cards and a load balancing processor for load balancing between a plurality of different backbone networks and wherein the load balancing processor directs traffic among multiple networks to provide a desired throughput. In one embodiment, the router is provided as an evolution-data optimized (EVDO) wireless router. | 2012-05-31 |
20120134258 | METHOD, APPARATUS, AND SYSTEM FOR ACTIVE-STANDBY SWITCHOVER - The present invention relates to the field of communication technologies and discloses a method, an apparatus, and a system for active-standby switchover. The method includes: copying at least one packet group to a standby board; recording the copied packet group and generating a transmission rule chain table of an active board according to a sequence of copying, so that the standby board generates a transmission rule chain table of the standby board which is the same as the active transmission rule chain according to the sequence of copying; and transmitting the packet group according to the sequence of the transmission rule chain table of the active board. By using the method, resuming transmission from a breakpoint upon an active-standby switchover is enabled. | 2012-05-31 |
20120134259 | MOBILE GATEWAYS IN POOL FOR SESSION RESILIENCE - Embodiments of the invention include a method for providing UE session resilience performed in a first PDN-GW that is coupled to a second PDN-GW, which are both in a PDN-GW pool. The method provides UE session resilience by allowing the first PDN-GW to provide connectivity for UE sessions previously serviced by the second PDN-GW after the second PDN-GW becomes non-operational. The first PDN-GW recognizes that the second PDN-GW failed and then activates a plurality of standby UE sessions. Each standby UE session is a backup UE session corresponding to a previously active UE session serviced on the second PDN-GW. Each standby UE session is associated with a UE device and a network resource identifier of an APN slice. The first PDN-GW transmits a message to a SGW that is servicing the UE sessions that indicates that the SGW should direct traffic previously bound for the second PDN-GW to the first PDN-GW. | 2012-05-31 |
20120134260 | NETWORK STABILIZER - A network device determines that an outgoing network-to-network interface has dropped one or more network control packets and incrementally adjusts, based on the determining, a drop threshold parameter for the network control packets to give preference to the network control packets over non-network control packets. After the adjusting, the network device monitors traffic over the interface, and preempts, based on the monitoring, a low-priority label switched path (LSP) using the interface when the interface reaches a congested threshold or when the interface has dropped one or more other network control packets. The network device restores the low-priority LSP to the interface when the interface has reached an uncongested threshold. | 2012-05-31 |
20120134261 | CONTEXT AWARE ADAPTIVE SWITCHING IN RECONFIGURABLE LOW EARTH ORBIT SATELLITE NETWORKS - A payload switching architecture for LEO satellite networks minimizes processing and storage requirements of payloads for deployment as small primary or secondary payloads, payloads perform only forwarding functions. Forwarding rules are provisioned in the payloads enabling them to reroute in case of failures or congestion without intervention from a ground station. Configuration rules are provisioned in the payloads enabling them to dynamically establish and remove interplane crosslinks without intervention from a ground station. The central network operations center on the ground computes forwarding rules and configuration rules for payloads and uploads the rules to the payloads. | 2012-05-31 |
20120134262 | Resilient Data Communications with Physical Layer Link Aggregation, Extended Failure Detection and Load Balancing - Rapid channel failure detection and recovery in wireless communication networks is needed in order to meet, among other things, carrier class Ethernet channel standards. Thus, resilient wireless packet communications is provided using a physical layer link aggregation protocol with a hardware-assisted rapid channel failure detection algorithm and load balancing, preferably in combination. This functionality may be implemented in a Gigabit Ethernet data access card with an engine configured accordingly. In networks with various topologies, these features may be provided in combination with their existing protocols. | 2012-05-31 |
20120134263 | Method and path computation element for improving service restoration speed in transmission network - The disclosure provides a method for improving a service restoration speed in a transmission network, comprising: in a service set-up process, the PCE receives a route computation request including restoration attributes and constraint conditions from a Path Computation Client (PCC), and computes and saves the restoration routes available for the service according to the constraint conditions; and, when receiving the restoration route computation request for the service from the PCC, the PCE selects a route from the restoration routes locally saved and available for the service according to the selection conditions included in the restoration route computation request and sends it to the PCC which restores the service by the received route. The disclosure further provides a PCE. | 2012-05-31 |
20120134264 | Techniques for Handling Network Traffic - In a mobile communication environment, the data traffic is mapped to a number of bearers ( | 2012-05-31 |
20120134265 | TRAFFIC CONTROL SYSTEM FOR STEP-BY-STEP PERFORMING TRAFFIC CONTROL POLICIES, AND TRAFFIC CONTROL METHOD FOR THE SAME - Provided is a technique of step-by-step performing a plurality of traffic control policies by differentiating policies to be performed for each subscriber and establishing policy layers requiring a relatively long time to process traffic at later stages, thereby preventing a traffic control system from processing unnecessary traffic, reducing the load of the traffic control system upon processing traffic, and improving the performance of the traffic control system. | 2012-05-31 |
20120134266 | LOAD BALANCING HASH COMPUTATION FOR NETWORK SWITCHES - Techniques to load balance traffic in a network device or switch include a network device or switch having a first interface to receive a data unit or packet, a second interface to transmit the packet, and a mapper to map between virtual ports and physical ports. The network device includes hash value generator configured to generate a hash value based on information included in the packet and based on at least one virtual port. The hash value may be optionally modified to load balance egress traffic of the network device. The network device selects a particular virtual port for egress of the packet, such as by determining an index into an egress table based on the (modified) hash value. The packet is transmitted from the network device using a physical port mapped to the particular virtual port. | 2012-05-31 |
20120134267 | CHROMATIC SCHEDULER FOR NETWORK TRAFFIC WITH DISPARATE SERVICE REQUIREMENTS - System(s) and method(s) are provided for managing network capacity in a wireless network that serves various traffic flows with disparate quality of service requirements. Management can be based on multi-stage scheduling in frequency-time domain. A first scheduling stage can generate an allocation of radio resources that minimizes inter-cell interference amongst a plurality of base stations. Based on the first-stage allocation of radio resources, a second scheduling stage can compute flow capacity for a set of radio resources specific to a base station, and acquire guaranteed-bit-rate (GBR) and non-guaranteed GBR traffic flows. GBR traffic flows can be matched to computed flow capacity to generate an allocation of frequency-time resources. In second scheduling stage, GBR traffic flows can be scheduled based at least in part on allocated resources and priority queuing. Based on allocation(s) in first and second scheduling stages, a third scheduling stage can schedule non-GBR traffic flows based at least in part on fair scheduling. | 2012-05-31 |
20120134268 | BI-DIRECTIONAL LOAD BALANCING - A method includes receiving, from a user device, a request to access a long term evolution (LTE) network; sending, to a group of servers, a query to obtain information associated with a respective traffic condition and processing capacity associated with each of the group of servers; identifying a particular server, of the group of servers, via which to establish a communication session with the user device based on a determination that the particular server has a reserve processing capacity that is greater than a respective reserve processing capacity associated with the each other one of the group of servers, where the reserve processing capacity is based on a traffic condition and processing capacity associated with the particular server; and sending, to the particular server, an instruction to establish the communication session, where sending the instruction enables the particular server to establish the communication session via which the user device is to access the network. | 2012-05-31 |
20120134269 | METHOD AND SYSTEM FOR IMPLEMENTING SMOOTHING OF SIGNALING TRAFFIC, AND HOME LOCATION REGISTER - Embodiments of the present invention provide a method and a system for implementing smoothing of signaling traffic, and a home location register. The method includes: when a link between an HLR and an exchange device is congested or the HLR is overloaded, receiving, by the HLR, a location update request message of a user equipment UE sent by the exchange device, and returning a location update response message to the exchange device, so as to inform the exchange device that the location update of the UE is successful, where the HLR does not send user data corresponding to the UE to the exchange device; and when the link between the HLR and the exchange device is normal, the load of the HLR is normal, or the UE performs a service, sending, by the HLR, the user data corresponding to the UE to the exchange device. | 2012-05-31 |
20120134270 | TRAFFIC CONTROL APPARATUS AND DATA COMMUNICATION SYSTEM INCLUDING SAME - The present invention relates to a traffic control apparatus and the like for optimizing a communication performance of each of local networks to be monitored. The traffic control apparatus ( | 2012-05-31 |
20120134271 | IDENTIFICATION OF UNDERUTILIZED NETWORK DEVICES - A method, article of manufacture, and system for indicating underutilized network devices that provide services in a data communications network. The method includes: receiving network traffic data; filtering the network traffic data to eliminate data for predefined connections; producing, from the filtered network traffic data, a graph representing a connection between a first device and a second device within the data communications network; analyzing the graph to identify a set of interconnected nodes that is outside the data communications network; and indicating an underutilized network device by producing an output dependent on traffic rate data associated with a link to the identified set of interconnected nodes that is outside the data communications network. | 2012-05-31 |
20120134272 | DETECTION OF AN UNAUTHORIZED ACCESS POINT IN A WIRELESS COMMUNICATION NETWORK - A method and controller for detecting an unauthorized access point in a wireless communication network includes a first step of generating ( | 2012-05-31 |
20120134273 | REFERENCE SIGNAL PATTERNS - Certain aspects of the present disclosure provide techniques for allocating resources for use in transmitting reference signals (RSs). According to certain aspects, a large set of enumerated possible CSI-RS resources (“CSI-RS patterns”) may be defined and a base station may select a CSI-RS pattern from a subset of the available patterns, with the subset determined by a transmission configuration. | 2012-05-31 |
20120134274 | Mobile Communication System And Communication Method Thereof - A communication method in a mobile communication system that transmits different data to which transmission sequence numbers have been attached, over each of a plurality of paths from a mobile station to a radio network controller via a plurality of base stations; where the radio network controller monitors the communication state of each path, determines to transmit the data over all of a plurality of paths, transmit the data over two or more specified paths, or transmit the data over only one specified path, based on the communication state of each path, and notifies the mobile station of the determined path/paths; and where the mobile station transmits different data to which different transmission sequence numbers have been attached, over said notified path/paths, and the radio network controller rearranges the data received from each path by reference to the transmission sequence numbers and transmits the rearranged data to a core network. | 2012-05-31 |
20120134275 | APPARATUS AND METHOD FOR TRANSMITTING CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS. | 2012-05-31 |
20120134276 | Harq Failure Indication Method, Harq Failure Indication Data Frame and Service Node B Thereof - The present invention provides a Hybrid Automatic Repeat Request (HARQ) failure indication method, an HARQ failure indication data frame and a Serving Node B thereof. In the above method, when the decoding of the received Enhanced Dedicated Transport Channel (EDCH) data frame is unsuccessful and the condition of sending HARQ failure indication is satisfied currently, Serving Node B sends an HARQ failure indication data frame to the Service Radio Network Controller (SRNC). Wherein, a carrier identifier which indicates the carrier on which the HARQ failure happens is carried in the HARQ failure indication data frame. According to the present invention, when the SRNC receives the HARQ failure indication data frame, SRNC can perform Outer Loop Power Control (OLPC). | 2012-05-31 |
20120134277 | VOICE LOOPBACK METHOD, GATEWAY AND LOOPBACK NODE IN VOIP NETWORK - A voice loopback method, a gateway and a loopback node in a VoIP network and a network are provided. The voice loopback method in a VoIP network includes: sending, by a gateway, an internet control message protocol ICMP message, where a destination address of the ICMP message is an address of the loopback node, and the ICMP message includes a voice packet to be detected; and receiving a response message of the ICMP message sent by the loopback node, where the response message includes a loopback voice packet, and the loopback voice packet is obtained by the loopback node according to the voice packet to be detected that is included in the received ICMP message. Through application of the technical solutions according to the embodiments of the present invention, voice loopback in a VoIP network is achieved. | 2012-05-31 |
20120134278 | Method, system and signaling gateway for enabling message intercommunication between GSM and CDMA - The disclosure discloses a method, a system and a signaling gateway for enabling message intercommunication between a Global System for Mobile Communications (GSM) network and a Code Division Multiple Access (CDMA) network. The method comprises: setting a GSM-CDMA (GC) signaling gateway in a service processor of a CDMA short message service center; during processing a message from the GSM network to the CDMA network, a GSM short message service center sending a mobile terminated request message to the GC signaling gateway, and the GC signaling gateway converting a GSM message into a CDMA message according to the mobile terminated request message and sending the converted CDMA message to a target CDMA subscriber; and, during processing a message from the CDMA network to the GSM network, a CDMA service processor converting a CDMA message into a GSM message and sending the converted GSM message to a target GSM subscriber. The disclosure enables service control more flexible and function extension more convenient by using the service processor to enable GC intercommunication via the NO. 7 signaling. | 2012-05-31 |
20120134279 | DISTRIBUTED ANTENNA SYSTEM, DISTRIBUTED ANTENNA SWITCHING METHOD, BASE STATION APPARATUS AND ANTENNA SWITCHING DEVICE - In a distributed antenna system in which plural antennas are dispersed spatially, a base station apparatus | 2012-05-31 |
20120134280 | WIRELESS SENSOR NETWORK ACCESS POINT AND DEVICE RF SPECTRUM ANALYSIS SYSTEM AND METHOD - A system for measuring and analyzing radio frequency power proximate and within a wireless field device mesh network. A centralized software module (CSWM) collects and analyzes values from one or more wireless devices of the wireless field device mesh network representing received RF power measurements on an assigned RF channel and values representing corresponding times of the received RF power measurements. Each wireless device measures received RF power on the assigned RF channel at times other than during reception of a signal resulting in transmission by the wireless device of either an acknowledgment signal or a non-acknowledgement signal. Values representing the received RF power measurements and the corresponding times of the received RF power measurements are determined from the stored received RF power measurements and corresponding times and then discarded. These values are stored within the wireless device until successfully reported. A network manager coordinates communication between the wireless devices and synchronizes the corresponding times of received RF power measurement throughout the wireless field device mesh network. | 2012-05-31 |
20120134281 | Monitoring And Apparatus For Pre-Configuring Conditions For Data Transfer - A method for pre-configuring conditions of data transfer at a base station for user equipment includes receiving a data transfer request from user equipment. The data transfer request includes conditions. The base station compares the conditions with current base station performance conditions. If the comparison is favorable, the base station sends an accept message to the user equipment. | 2012-05-31 |
20120134282 | METHOD AND APPARATUS FOR SELECTING DEVICES TO FORM A COMMUNITY - An approach is provided for selecting devices to form a community. A network manager determines one or more candidate devices within proximity of at least one device. Next, the network manager determines to initiate at least one synchronized capture of sensor data by the at least one device and at least one of the one or more candidate devices. Then, the network manager determines to form the community based, at least in part, on the at least one synchronized capture. | 2012-05-31 |
20120134283 | DETERMINING NEIGHBOR LISTS AND PN OFFSETS FOR NEW SECTOR - A method and apparatus is provided for selecting a pseudo-noise (PN) offset for a newly deployed sector in a mobile communication network. A set of candidate PN offsets is determined and a priority factor for each candidate PN offset is determined based on a sector azimuth of the new sector, sector azimuths of sectors using the candidate PN offsets, or both. The PN offsets are ranked based on priority factor and distance to the new sector. A candidate PN offset is then selected from the candidate list based on the final ranking. | 2012-05-31 |
20120134284 | Methods and Nodes in a Wireless Communication Network - First network node | 2012-05-31 |
20120134285 | RADIO COMMUNICATION APPRATUS, RADIO COMMUNICATION SYSTEM, AND RADIO COMMUNICATION METHOD IN RADIO COMMUNICATION APPARATUS - A radio communication apparatus for performing radio communication with an other radio communication apparatus, the radio communication apparatus including: a control unit which determines an encoding rate, a modulation scheme, and data volume for each of a plurality of transmission data transmitted to the other radio communication apparatus based on an error detection result received from the other radio communication apparatus; and a transmission unit which respectively transmits the plurality of transmission data to the other radio communication apparatus based on the determined encoding rate, modulation scheme, and data volume. | 2012-05-31 |
20120134286 | METHODS AND APPARATUS FOR CONFIGURING SUBSCRIBER QUALITY OF SERVICE PROFILES - A wireless communication apparatus is operable in a first wireless communications system implementing a first wireless communications protocol. A subscriber Quality of Service (QoS) profile module is for configuring a QoS Profile. A receiver module is for receiving, over the first wireless network, a QoS Profile Request message. A transmission module is for transmitting a QoS Profile Response message over the first wireless network. | 2012-05-31 |
20120134287 | METHOD AND APPARATUS FOR COORDINATING INFORMATION REQUEST MESSAGES OVER AN AD-HOC MESH NETWORK - An approach is provided for coordinating information request messages over an ad-hoc mesh network. A module receives at least one request to transmit one or more information request messages over an ad-hoc mesh network. The module determines context information associated with at least a portion of the ad-hoc mesh network, one or more nodes within the at least a portion of the ad-hoc mesh network, or a combination thereof. The module then determines to transmit the one or more information request messages over the ad-hoc mesh network based, at least in part, on the context information. | 2012-05-31 |
20120134288 | METHOD, SYSTEM AND DEVICE FOR DETERMINING POSITION INFORMATION OF USER EQUIPMENT - A method, system and device for determining the position of a user terminal are used to solve the problem that it is unable to determine the position information of the user terminal in long term evolution (LTE) systems existing in the prior art. The method of an embodiment comprises: a network side determines the measure value of timing advance (TA) according to the actual arrival time and the expected arrival time of a contention-free random access preamble sequence from the user terminal ( | 2012-05-31 |
20120134289 | MOBILE COMMUNICATION SYSTEM, BASE STATION APPARATUS, AND MOBILE STATION APPARATUS - The amount of control information is reduced for specifying the transmission method for simultaneously transmitting uplink data and reception quality information, and uplink data and ACK/NACK. Delay in changing the transmission method is reduced, and the mapping of uplink data and reception quality information and of uplink data and ACK/NACK is realized, in compliance with modulation scheme and coding rate of the uplink data specified by the base station apparatus. In a mobile communication system the base station apparatus allocates, to the mobile station apparatus, resources wherein the base station apparatus transmits, to the mobile station apparatus, control information for specifying a transmission format for the mobile station apparatus to transmit information using the uplink, while the mobile station apparatus simultaneously transmits, to the base station apparatus, uplink data and reception quality information based on the specified transmission format when the control information from the base station apparatus is received. | 2012-05-31 |
20120134290 | RAPID SEARCH FOR OPTIMAL WIRELESS NETWORK CONFIGURATION - A search algorithm to find a globally optimal radio plan for a wireless network, including assignments of frequency and transmission power to multiple access points. Two different evaluation metrics are used in order to provide an optimal solution in a reasonable time period. Frequency searches are performed using a special rapid evaluation metric. Transmission powers are selected using a more refined metric that estimates data throughput. The search results are deterministic and execution time is also substantially deterministic. | 2012-05-31 |
20120134291 | Network Based Service Profile Management with User Preference, Adaptive Policy, Network Neutrality, and User Privacy - Various embodiments are disclosed for a services policy communication system and method. In some embodiments, a network device implements a service profile for assisting control of a communications device use of a service on a network, in which the service profile includes service policy settings for the communications device; monitors use of the service by the communications device based on the service profile; and modifies a service policy setting to achieve a service usage goal. | 2012-05-31 |
20120134292 | METHOD FOR TRANSMITTING DATA IN A WIRELESS NETWORK, AND WIRELESS NETWORK THEREFOR - Method for transmitting data from a resource-constrained transmitter to a receiver in a wireless network, comprising the following steps: —the resource-constrained transmitter ( | 2012-05-31 |
20120134293 | PROCESSING DATA FLOWS - A system for processing data flows comprises a classifier, a first processor, a first checking unit, a calculator, and a second processor. The classifier is designed for classifying of data channels into a first and a second class of data channels. The first processor is designed for processing of a second sub-class of data channels. The calculator is designed for calculating information for the second class data channels from processing results of the first processor. The second processor is designed for processing the second class data channels using information calculated by the calculator. Each of network equipment for an uplink connection, and of user equipment for a downlink connection or batch processing of format detection comprises such a system for processing data flows. A method for processing data flows comprises following steps: a step of performing a classification of data channels into a first and a second class of data channels; a step of processing of the first class data channels; a step of calculating information for the second class data channels from processing results of the step of processing; and a step of processing of the second class data channels using information calculated in the step of calculating information. | 2012-05-31 |
20120134294 | METHOD AND APPARATUS FOR PLANNING RADIO NETWORK CONTROLLERS IN A WIRELESS NETWORK - A method and apparatus for providing planning of a plurality of radio network controllers in a wireless network are disclosed. For example, the method obtains input data, and determines a limit for at least one radio network controller parameter in accordance with the input data. The method determines if the limit for the at least one radio network controller parameter is exceeded and determines an optimal output for an objective function, wherein the objective function is based on a plurality of penalty factors, if the limit for the at least one radio controller parameter is exceeded. | 2012-05-31 |
20120134295 | Base Station and Method for Storing Code Streams of Broadcasting Information - The present disclosure discloses a method for storing code streams of broadcasting information. The method includes the steps that: a base station reads configuration information to be broadcasted, fills the parameter information of the configuration information in the structure corresponding to the broadcasting information, encodes the broadcasting information to generate code streams and then stores the code streams; wherein during the storing step, the base station stores each piece of System Information (SI) of the broadcasting information in a format of code streams, the stored SI includes both the length of SI and the SI code streams. The present disclosure further discloses a corresponding base station. With the present disclosure, broadcasting information is stored in a format of code streams, thus the memory is saved extremely; each SI is stored in an identical storing area, thus the storage space is saved furthest and the efficiency is improved. | 2012-05-31 |
20120134296 | Method and System for Determining Initiator and Terminator in Forwarding Adjacency Label Switched Path - A method for determining beginning and end nodes in a FALSP, applied to a multilayer network using an higher-layer signaling triggering model to establish the FALSP is provided, comprising: a path compute element, when a computed service path comprises FALSPs of one or more layers, encapsulating FALSP path information of each layer into a Secondary Explicit Route Object (SERO) respectively to return together with service path information through inquiry response message to a beginning node in a first layer initiating the inquiry; after receiving them, a node in the service path determining whether the node is a beginning node in the FALSP of a layer according to said FALSP path information, if yes, learning that the FALSP is the FALSP of next layer, and determining an end node in the FALSP of the next layer according to FALSP path information of the next layer. A multilayer network is also provided. | 2012-05-31 |
20120134297 | DEVICE DETECTION APPARATUS AND PROGRAM - A device detection apparatus includes a multicast detection unit that uses multicast to detect a device and records address information of the detected device in a first storage unit while being associated with identification information of a currently connected network segment; and a unicast detection unit that detects the device related to the address information associated with the identification information which is different from the identification information of the currently connected network segment among the address information recorded in the first storage unit. | 2012-05-31 |
20120134298 | Method, Device and System for Establishing On-Demand Route - The present invention relates to the field of network communication technologies, and discloses a method, a device, and a system for establishing an on-demand route. The method includes: determining that a stable route needs to be established; establishing the stable route and recording a route entry corresponding to the stable route in a route table; determining an effective time of the stable route, in which the effective time of the stable route is longer than the effective time of another common route; and performing an aging operation on the route entry according to the effective time of the stable route. | 2012-05-31 |
20120134299 | AUTOMATED TOPOLOGY FORMATION IN DYNAMIC DISTRIBUTED ENVIRONMENTS - Automated topology formation in a dynamic distributed environment. The automatic topology formation includes receiving by an application of a first entity having an initial topology role, topology information from a master node. The first entity has an initial topology role and the received topology information varies based the initial topology role. A local topology representation information is derived from the received topology information wherein the local topology representation information comprises any one of: a first entity topology role as any one of a not-a-node, root node, a prime node or a leaf node for the topology; a list of entities that are parents of the first entity in the topology, or a list of entities that are subordinates to the first entity in the topology; and setting the local topology representation information at the first entity. | 2012-05-31 |
20120134300 | SYSTEM AND METHOD FOR AUTOMATIC PROVISIONING OF ONSITE NETWORKING SERVICES - The system and method described herein may activate an automatic provisioning system within customer premise equipment via a digital subscriber line, cable modem, or other residential hub or gateway interface and access a remote directory service to locate appropriate addressing and other information to initialize the customer premise equipment. The gateway interface may automatically update a configuration, heal bugs, and perform other maintenance and tasks to manage the customer premise equipment. Multiple gateway interfaces or products or services associated therewith may be configured at one premise and version control may be maintained to ensure compatibility. | 2012-05-31 |
20120134301 | WIDE AREA VOICE ENVIRONMENT MULTI-CHANNEL COMMUNICATIONS SYSTEM AND METHOD - A system and method is described for establishing a homogenized communications infrastructure that enables a variety of disparate communication devices to communicate transparently with each other over a computer data network. The system and method allow for such communications to take place by converting all communications from all participants in the form of audio, video, textual, and binary data messages into discrete data units that are carried over a computer data network. These communications are propagated to other participants by relay to their particular devices in such a way that individual participants are insulated from the type and implementation of all other participants' devices. | 2012-05-31 |
20120134302 | Method and Service Device for Realizing a Private Call During A Conference in an IP Multimedia Subsystem - The present application discloses a method for realizing a private call during a conference in an IP multimedia subsystem, which includes the following steps: a service device receives a first request message that is sent by a first communication device to request a private call with a second communication device; if the first communication device is a communication device at the conference presider side, the service device modifies conference media of the communication device having participated in the conference within the first and the second communication devices; and after modifying the conference media, the service device establishes a private call between the first and the second communication devices. The present application also correspondingly discloses a service device for realizing a private call during a conference in an IP multimedia subsystem. In the present application, after a request for a private call is received, the conference media of the conference presider and/or conference members is modified, thus enabling the conference presider or conference members to make a private call with the conference members or the conference presider freely or as needed. | 2012-05-31 |
20120134303 | MOBILE WIRELESS COMMUNICATIONS DEVICE INCLUDING A DIFFERENTIAL OUTPUT LNA CONNECTED TO MULTIPLE RECEIVE SIGNAL CHAINS - A mobile wireless communications device may include an antenna, a wireless radio frequency (RF) receiver, a wireless RF transmitter, and a duplexer connecting the wireless RF receiver and the wireless RF transmitter to the antenna. More particularly, the wireless RF receiver may include a low noise amplifier (LNA) connected to the duplexer and having first and second differential outputs, a first receive signal chain for wireless communications signals having a first signal type connected to the first differential output of the LNA, and a second receive signal chain for wireless communications signals having a second signal type different than the first signal type connected to the second differential output of the LNA. | 2012-05-31 |
20120134304 | ACOUSTIC PORTING FOR A PORTABLE COMMUNICATION DEVICE - A portable full duplex communication device ( | 2012-05-31 |
20120134305 | HYBRID AUTOMATIC REPEAT REQUEST FEEDBACK TRANSMISSION IN A MULTI COMPONENT-CARRIER COMMUNICATION SYSTEM - Methods, systems, devices, and computer program products are described which facilitate the transmission and reception of acknowledgment/negative acknowledgment (ACK/NACK) feedback associated with downlink data transmissions in a multi-carrier wireless communication system. Scheduling request resources may be utilized to enable the transmission of ACK/NACK feedback for the multiple component carriers when a positive scheduling request is present and the techniques described may be utilized to improve the efficiency of control channel signaling in different system configurations. | 2012-05-31 |
20120134306 | METHOD FOR TRANSMITTING AND RECEIVING UPLINK CONTROL INFORMATION, TERMINAL, BASE STATION - A method for transmitting and receiving Uplink Control Information (UCI), a terminal, and a base station are provided. The transmitting method includes: calculating the number (Q′) of modulation symbols occupied by the UCI to be transmitted; dividing the information bit sequence of the UCI to be transmitted into two parts; using Reed Muller (RM) (32, 0) codes to encode each part of information bit sequence of the UCI to be transmitted to obtain a 32-bit coded bit sequence respectively, and performing rate matching so that the rate of the first 32-bit coded bit sequence is ┌Q′/2┐×Q | 2012-05-31 |
20120134307 | HIGH RATE RF LINK TECHNOLOGY - A high rate radio frequency (RF) link system and method for spatially multiplexing data transmission is presented. The system can comprise a common communications point characterized by a first collection of antennas having independent channels interconnected with a known latency connection to a central process location, such as with optical fiber; and a second similarly configured collective endpoint or set of endpoints wherein multi-path between the first collection and the second collection is negligible. Signal decorrelation between independent channels is achieved through a combination of spatial separation and signal processing. In one aspect, decorrelation is performed using near-maximum likelihood Multiple-Input Multiple-Output signal processing. | 2012-05-31 |
20120134308 | PORTABLE DEVICE AND METHOD, COMPUTER PROGRAM PRODUCT AND COMPUTER READABLE RECORDING MEDIUM FOR SETTING OPERATION MODE FOR PACKET TRANSFER - A portable device configured to be connected to a router via a wireless or wired connection. The portable device includes a first processing section that operates in each of a first operation mode to serve as a bridge functional part and a second operation mode to serve as a router functional part. The first processing section operates in the first operation mode when the portable device is connected to the router. | 2012-05-31 |
20120134309 | ACCESS POINT AND CONTROL METHOD THEREOF - A communication apparatus confirms a connection state with a terminal apparatus following the communication apparatus transitioning from a power saving mode to an active mode. | 2012-05-31 |
20120134310 | SYSTEMS AND METHODS OF COMBINED BLUETOOTH AND WLAN SIGNALING - Disclosed herein are systems and methods of combined Bluetooth and WLAN signaling. Such systems and methods may use a Bluetooth connection to signal WLAN capabilities and to exchange WLAN security keys. Once the file transfer has started, the actual data may be transmitted over the WLAN connection rather than over the Bluetooth connection. The WLAN connection may have a much higher throughput than the Bluetooth connection, and WLAN capability has increasingly become present inside Bluetooth enabled devices. The Bluetooth connection may be used as a control channel, while the WLAN connection may be used for data transfer. | 2012-05-31 |
20120134311 | Method and System for Allocating Resources to Multimedia Broadcast Multicast Control Channel - The invention discloses a method and a system for allocating resource to a multimedia broadcast multicast control channel, wherein the method includes: an upper level network element allocating at least one multicast subframe to the MCCH; the upper level network element transmitting MCCH resource allocation information to a lower level network element, indicating the lower level network element to transmit channel information of the MCCH in the at least one multicast subframe. The invention solves a problem of lack of consistency of allocation of physical resource to the MCCH, supports the UE to perform a combination for the received multi-cell MCH signals, enhances signal gain, and improves user experience. | 2012-05-31 |
20120134312 | APPARATUS AND METHOD FOR SYNCHRONIZATION BETWEEN SCANNING INTERVAL AND MULTICAST INTERVAL IN BROADBAND WIRELESS ACCESS SYSTEM - Scanning cycle synchronization of a multicast service in a broadband wireless access system is provided. Multicast group information of a multicast group to which a Mobile Station (MS) belongs is received at the MS from an application server. A scanning cycle pattern and a scan offset of a multicast service corresponding to the multicast group are determined. A scanning cycle of the multicast is set according to the scanning cycle pattern and the scan offset. Scanning and reception of multicast data are performed according to the scanning cycle. | 2012-05-31 |
20120134313 | ACCESS POINT, L2 SWITCH AND METHOD OF SUPPORTING MULTICAST HANDOVER USING THE ACCESS POINT AND L2 SWITCH - An access point, a layer 2 switch, and multicast handover supporting method using the access point and the layer 2 switch are provided. According to the method of supporting multicast handover, when a mobile node is handed over from one cell to another while being provided with a multicast service in a wireless mobile communication network, the L2 switch performs multicast traffic routing in response to reception of MAC address information and multicast service source and group information from the access point. Hence, multicast traffic can be supported to be fast and seamlessly handed over within layer 2 network equipment. | 2012-05-31 |
20120134314 | CHANNEL SYNCHRONIZATION METHOD, SYSTEM AND DEVICE IN MULTICAST BROADCAST SINGLE FREQUENCY NETWORK - A channel synchronization method, system and device in the multicast broadcast single frequency network are disclosed, which relate to wireless communication filed and are used to solve the problem of unable to ensure the base station to synchronously send the multi-points control channel (MCCH) message in the multicast broadcast single frequency network (MBSFN) region in the prior art. The specific scheme is: the network device in the MBSFN obtains multimedia broadcast multicast service (MBMS) service information and confirms the time resource and the frequency resource that bears MBMS service information. The network device sends the MBMS service information, the time resource and the frequency resource information to the base station in the MBSFN. The base station utilizing the time resource and the frequency resource sends the MBMS service information to the terminal via MBMS point to MCCH. Consequently the purpose that the base station synchronously sends the MBMS service message in the MBSFN is achieved. | 2012-05-31 |
20120134315 | APPARATUS AND METHOD FOR REPORTING PERFORMANCE - Provided are different wireless communication systems, in particular, a method and an apparatus for reporting performance between wireless communication systems. Information about a wireless network in an area where wireless communication systems coexist may be shared, through recognizing performance degradation of a wireless communication service provided by a first wireless communication system, and transmitting performance information of the wireless communication service provided by the first wireless communication system to a second wireless communication system. | 2012-05-31 |
20120134316 | METHOD FOR ALLOCATING REFERENCE SIGNALS OF A BACKHAUL LINK IN A RELAY COMMUNICATION SYSTEM, AND METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA USING SAME - The present invention relates to a method and to an apparatus for transmitting/receiving data in a relay communication system. The method comprises the steps of: setting, as a guard band, the first predetermined number of symbol transmission slots of a data transmission period in a subframe resource element of a downlink channel constituted by a control signal transmission period to which a control signal is allocated and the data transmission period to which downlink data is allocated; allocating reference signals to symbols of the data transmission period; puncturing the symbols corresponding to the guard band from among the symbols to which said reference signals are allocated; and transmitting signals to which said reference signals are allocated. | 2012-05-31 |