Patents for H04L 27 - Modulated-carrier systems (89,721)
09/2013
09/18/2013EP2638675A2 Apparatus and method for primary uplink shared channel hopping in a wireless network
09/18/2013EP2638674A1 Dual carrier recovery loop
09/18/2013CN103314560A Method and apparatus for coding of HARQ-ACK transmission in TDD systems with downlink carrier aggregation
09/18/2013CN103314559A Automatic frequency offset compensation in zero-intermediate frequency receivers using minimum-shift keying (msk) signaling
09/18/2013CN103314547A Method and device for transmitting/receiving uplink control information in wireless communication system
09/18/2013CN103314536A Method and apparatus for receiving signal in multi-node system
09/18/2013CN103313377A Method and device for transmitting synchronizing signals
09/18/2013CN103312659A Broadband high-dynamic radio-frequency direct quadrature modulation device
09/18/2013CN103312658A Channel bonding with orbital angular momentum
09/18/2013CN103312657A Power line carrier data transmitting and processing method for improving channel throughput
09/18/2013CN103312656A Sub-carrier mapping method adopting compressed spectrum in multi-carrier frequency-shift keying system
09/18/2013CN103312655A Method and device for optimizing multi-carrier phase
09/18/2013CN103312654A Master synchronization sequence detection method for full-domain coverage multi-beam satellite long term evolution (LTE)
09/18/2013CN103312653A Compressed sensing channel estimation method based on channel separation for amplify-and-forward system
09/18/2013CN103312652A SLM (Selected Mapping) method of SFBC (Space Frequency Block Coding) MIMO-OFDM (Multiple-Input Multiple-Output Orthogonal Frequency Division Multiplexing) system based on F matrix
09/18/2013CN103312651A Method for coarse frequency synchronization in OFDM receiver
09/18/2013CN103312650A Data transmission method, base station and user equipment
09/18/2013CN103312649A Method for transmitting descending control signal, base station and user equipment
09/18/2013CN103312648A Method and device for synchronization offset estimation of communication system, mobile terminal and base station
09/18/2013CN103312644A Single-carrier frequency domain-balancing optical transmission method capable of adjusting optical spectrum efficiency
09/18/2013CN103312486A Methods and apparatus to allocate reference signals in wireless communication systems
09/18/2013CN103312485A Base unit and device for candidate control channels and method therefor
09/18/2013CN103312466A Transmission method and receiving station for null feedback frame
09/18/2013CN103312438A Method and device for uplink information transmitting
09/18/2013CN103312405A Time-frequency coding diversity MT-CDMA (multiple tone-code division multiple access) system transmitting and receiving method
09/18/2013CN103312341A In-phase and orthogonal correcting system and method for transceiver
09/18/2013CN103310793A Water sound real-time digital speech communication method
09/18/2013CN103117979B Method and system for transmitting upstream signals of passive optical access network user
09/18/2013CN102621563B GPS (global positioning system) software receiver signal tracking method based on FPGA (field programmable gate array) and system of GPS software receiver signal tracking method
09/18/2013CN102621562B Field programmable gate array (FPGA)-based multi-channel real-time global position system (GPS) tracking method and system
09/18/2013CN102508200B Plural spread spectrum signal TDOA (time difference of arrival) measuring method
09/18/2013CN102238126B Method for reducing peak-to-average power ratio of OFDM (orthogonal frequency division multiplexing)/OQAM system based on selective sequence
09/18/2013CN102164017B Waveguide chip structure for four-way parallel digital modulation and orthogonal multiplexing
09/18/2013CN102149100B Method for strengthening interference coordination in layered heterogeneous network of mobile communication system
09/18/2013CN102148784B Communication method, system and device between base station and relay station in relay system
09/18/2013CN102148679B Low-complexity bandwidth signal digital frequency selection method
09/18/2013CN102090036B Methods and apparatuses for estimating time delay and frequency offset in single frequency networks
09/18/2013CN102088429B Mapping method and equipment of demodulation reference symbol port
09/18/2013CN102047574B Local wireless signal transmitting/receiving apparatus and method using digital RF processing technology
09/18/2013CN102025479B Sample point interweaving multi-path discrete signal time division multiplexing method
09/18/2013CN101997491B Wireless apparatus and signal processing method
09/18/2013CN101984570B Codebook selection and modulation method being applied under MIMO-OFDM system to overcome weak scattering
09/18/2013CN101964774B Automatic gain control method and control circuit suitable for orthogonal frequency division multiplexing (OFM) system
09/18/2013CN101939958B Micro-controller with fsk modem
09/18/2013CN101783722B Transmission method and device for virtual MIMO
09/18/2013CN101682475B Method and apparatus for controlling multi-antenna transmission in a wireless communication network
09/18/2013CN101606325B Channel estimation device, equalization device, and equalization method in the estimation
09/18/2013CN101589562B Reception device and mobile communication system
09/18/2013CN101534137B Device and method for demodulating control signals
09/18/2013CN101529767B Signal generation device, method, and its program in radio transmission system
09/18/2013CN101471912B Transmitting device, transmitting/receiving device, transmitting method and transmitting/receiving method
09/18/2013CN101433047B Method for controlling radio communications during idle periods in a wireless system
09/18/2013CN101395879B Method and apparatus for transmitting/receiving uplink signaling information in a single carrier fdma system
09/17/2013US8538474 Method and apparatus of adjusting transmission power
09/17/2013US8537941 Bit-synchronous feedback control of receiver sensitivity
09/17/2013US8537939 Reception apparatus, reception method, reception program, and reception system
09/17/2013US8537937 Detecting circuit and related detecting method
09/17/2013US8537936 Channel quality estimation from raw bit error rate
09/17/2013US8537934 System and method for multi-carrier modulation
09/17/2013US8537933 Receiving device, receiving method, and program
09/17/2013US8537932 Wireless communication device, equalizer, computer-readable medium storing program for obtaining weight coefficients in the equalizer, and process for obtaining weight coefficients in the equalizer
09/17/2013US8537931 Methods and apparatus for synchronization and detection in wireless communication systems
09/17/2013US8537929 Multicast coding methods and systems
09/17/2013US8537928 Channel estimation methods and systems based on power measurement at receivers
09/17/2013US8537926 Cognitive receiver architecture
09/17/2013US8537919 Encoding and decoding using constrained interleaving
09/17/2013US8537916 Increased capacity communications for OFDM-based wireless communications systems/methods/devices
09/17/2013US8537914 Multi-resolution precoding codebook
09/17/2013US8537913 Apparatus and method for encoding/decoding a multichannel signal
09/17/2013US8537910 Private, covert and/or cognitive communications systems and/or methods based upon pseudo-randomly generated communications alphabets
09/17/2013US8537909 Method for transmitting signals using HARQ scheme to guarantee constellation rearrangement gain
09/17/2013US8537908 Pilot transmission and channel estimation for an OFDM system with excess delay spread
09/17/2013US8537907 Receiving system for use in near field communication and mode detection method therefore
09/17/2013US8537906 Method and apparatus for acknowledgment detection during preamble transmission
09/17/2013US8537905 Method and system for adjusting interconnect voltage levels in low power high-speed differential interfaces
09/17/2013US8537884 Single path detection and equalizer optimization
09/17/2013US8537819 Power line communication apparatus, power line communication method and communication apparatus
09/17/2013US8537759 Position adjusted guard time interval for OFDM-communications system
09/17/2013US8537713 Carrier frequency acquisition method and apparatus having improved reliability for detecting carrier acquisition or loss thereof
09/17/2013US8537703 Multicarrier packet communication system
09/17/2013US8536982 Automatic tuning for RFID systems by changing capacitor values in case of an error
09/17/2013CA2687773C Soft decision device and soft decision method
09/17/2013CA2491259C Method and apparatus for layered modulation
09/12/2013WO2013133678A1 Method for transreceiving signals and apparatus for same
09/12/2013WO2013133656A1 Transmission of uplink control information for coordinated multi-point reception
09/12/2013WO2013133611A1 Harq-ack signal transmission in response to detection of control channel type in case of multiple control channel types
09/12/2013WO2013104082A8 Adaptive phase shift apparatus and method
09/12/2013US20130238682 Signal-equalizing system and method for multi-rate signal
09/12/2013US20130235955 Systems and methods for peak detection in automatic gain control circuits in high-speed wireline communications
09/12/2013US20130235951 Transmit Diversity Scheme
09/12/2013US20130235949 Apparatus and method for time alignment of an envelope tracking power amplifier
09/12/2013US20130235945 Signal identification device
09/12/2013US20130235944 Information processing apparatus, serial communication system, method of initialization of communication therefor, and serial communication apparatus
09/12/2013US20130235943 Parallel narrow band transmission
09/12/2013US20130235923 Pulse-Width Modulator and Methods of Implementing and Using the Same
09/12/2013US20130235922 Receiving apparatus and method for receiving signals in a wireless communication system with improved equalization performance
09/12/2013US20130235921 Signal conversion during transmission of serial data streams
09/12/2013US20130235920 Systems and Methods for Data Processing Including Pre-Equalizer Noise Suppression
09/12/2013US20130235825 Mimo system with multiple spatial multiplexing modes
09/12/2013US20130235793 Adaptive modulation for cooperative coded systems
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