Patents for H04L 27 - Modulated-carrier systems (89,721)
11/2013
11/06/2013EP2661006A2 Method and device for ack/nack transmission in tdd-based wireless communication system
11/06/2013EP2660993A2 Transmission apparatus, transmission method, reception apparatus and reception method
11/06/2013EP2659640A1 Cross-correlation receiver
11/06/2013EP2659639A1 Evaluation unit and method for demodulating ofdm data
11/06/2013EP2659638A1 Method and system for multiple training sequences for peak-to-average power ratio reduction in precoded bursts
11/06/2013EP2659637A2 Apparatus and methods for estimating an unknown frequency error of a tone signal
11/06/2013EP2659636A1 Controllable frequency offset for inphase and quadrature (iq) imbalance estimation
11/06/2013EP2659545A1 A waveguide based five or six port circuit
11/06/2013EP1938470B1 Mobile radio frequency identification (mrfid) reader
11/06/2013CN203278881U Frequency conversion data demodulator
11/06/2013CN203278837U OFDM optical wireless communication system based on IRA code
11/06/2013CN1926829B Intersect coding of information in separate channel
11/06/2013CN103384990A System and method of frequency offset compensation for radio system with fast doppler shift
11/06/2013CN103384407A Method and device for sending frequency deviation indicating signal and generating random access sequence
11/06/2013CN103384378A Method for receiving and detecting random access sequence and receiving end
11/06/2013CN103384231A Generating and receiving method and device for information distribution and random access sequence
11/06/2013CN103384230A Determination of receive data values
11/06/2013CN103384227A Blind detection method for phase of partial transmit sequence of joint channel estimation
11/06/2013CN103384226A Method and device for frequency domain equalization detection
11/06/2013CN103384182A Method, system and device for carrying out uplink transmission
11/06/2013CN102271010B Power carrier chip with power line busyness detection function
11/06/2013CN102263743B Anti-interference mobile multimedia broadcast signal framing modulation method for single-frequency network
11/06/2013CN102263736B Anti-fading digital broadcast wireless signal transmitting method
11/06/2013CN102257816B Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
11/06/2013CN102244561B Relay transmission method applied to multiple access relay network
11/06/2013CN102223154B Receiver
11/06/2013CN102217215B Optical electric field transmitter and optical transmission system
11/06/2013CN102215205B Orthogonal frequency division multiplexing (OFDM)/offset quadrature amplitude modulation (OQAM) system and time frequency synchronization method thereof
11/06/2013CN102204201B Method and apparatus for compatibly realizing pdm-bpsk and qpsk modulation
11/06/2013CN102202025B Method for pulse interference detection and elimination
11/06/2013CN102202024B Space-time continuous phase modulation (CPM) signal modulation and demodulation methods
11/06/2013CN102186197B Method and device for detecting modulation type of EDGE communication system
11/06/2013CN102158942B Power control method, network equipment and terminal
11/06/2013CN102158458B Receiver capable of receiving broadcast positioning signal
11/06/2013CN102158327B Method and device for generating information of relay link physical uplink control channel
11/06/2013CN102150405B Common mode and unified frame format for different transmission schemes
11/06/2013CN102148792B Continuous pilot processing method and device for digital wireless communication system
11/06/2013CN102123118B Full digital automatic gain control device and method
11/06/2013CN102118864B Method and equipment for mapping and numbering resource element groups (REG) of backhaul link control channel of relay system
11/06/2013CN102104465B Carrier deactivation method and equipment
11/06/2013CN102098265B Method and device for determining reference signal received power (RSRP)
11/06/2013CN102098258B Method for removing narrow-band interference and self-adapting filter
11/06/2013CN102055692B Channel estimation method and device in multiaerial system
11/06/2013CN102045279B Generation method and device of rotation factor
11/06/2013CN102036401B Multi-carrier channel configuration method, device and communication system
11/06/2013CN102017559B Method of transmitting control signals in wireless communication system
11/06/2013CN101997804B Method and device for estimating synchronous timing deviation
11/06/2013CN101997796B Method, device and system for eliminating aliasing noise in multi-carrier-wave modulating system
11/06/2013CN101997790B Channel estimation device and method based on time domain pilot frequency sequence
11/06/2013CN101986633B Communication method and system
11/06/2013CN101981845B MIMO reception device and method
11/06/2013CN101953168B Method and receiver for demodulation
11/06/2013CN101938448B CFR (Crest Factor Reduction) processing method and device with automatic carrier tracking function and communication system
11/06/2013CN101931594B Signal processing method for base band receiver of base station and base band receiver
11/06/2013CN101895346B Transmitter of OOFDM system and method of delay caused by pre-compensated optical fibre dispersion
11/06/2013CN101868950B Method for physical control format indicator channel mapping
11/06/2013CN101854320B Estimating and correcting device of sampling clock in VSB (Vestigial Sideband) modulation system
11/06/2013CN101796862B Base station device, mobile station device, distributed antenna wireless communication system, pilot channel generation method, synchronization channel generation method, and antenna selection method
11/06/2013CN101772901B Method for transmitting a signal over a power line channel and power line communication modem
11/06/2013CN101702937B GNSS receiver and antenna system including a digital communication subsystem
11/06/2013CN101682495B Pilot structures for ACK and CQI in a wireless communication system
11/06/2013CN101682357B Improved frequency offset estimator
11/06/2013CN101677309B Launcher, interleaver and interleaving method
11/06/2013CN101645862B Method and device for reducing signal peak-to-average ratio
11/06/2013CN101626280B Method for realizing broadcast control channel
11/06/2013CN101601244B Transmission/reception methods and modules for a multiple-carrier multiple-antenna system with training sequence
11/06/2013CN101507215B Method for channel-dependent time- and frequency-domain
11/06/2013CN101467416B Method for transmission using partitioned blocks of multicarrier symbols
11/06/2013CN101272232B Scrambling method of physical mixing retransmission indication channel
11/06/2013CN101026430B Method and system for removing interferences
11/05/2013US8578508 Information recording medium manufacturing system, apparatus, and method for recording in an information recording medium contents and contents code files
11/05/2013US8577309 Downstream adaptive modulation in broadband communications system
11/05/2013US8577299 Wireless communication system with configurable cyclic prefix length
11/05/2013US8576964 Radio receiver
11/05/2013US8576961 System and method for adaptive overlap and add length estimation
11/05/2013US8576960 Method and apparatus for efficient AMLD matrix computations
11/05/2013US8576959 Receiver with prefiltering for discrete fourier transform-spread-orthogonal frequency division multiplexing (DFT-S-OFDM) based systems
11/05/2013US8576958 Method for soft modulation in a wireless telecommunication network
11/05/2013US8576957 Processing digital samples in a wireless receiver
11/05/2013US8576956 Method for detecting random access signal
11/05/2013US8576955 Architecture to handle concurrent multiple channels
11/05/2013US8576954 Method and apparatus of cross-correlation
11/05/2013US8576953 Identification of target signals in radio frequency pulsed environments
11/05/2013US8576952 Configurable all-digital coherent demodulator system for spread spectrum applications
11/05/2013US8576950 Reception apparatus, reception method, demodulation apparatus, demodulation method, and program
11/05/2013US8576949 Method and apparatus for store and replay functions in a digital radio broadcasting receiver
11/05/2013US8576946 Method and system for cooperative communications with minimal coordination
11/05/2013US8576940 Systems/methods of adaptively varying a bandwidth and/or frequency content of communications
11/05/2013US8576938 Channel estimation for low-overhead communication in a network
11/05/2013US8576934 Receiving device, receiving method, and program
11/05/2013US8576933 Apparatus and method for selective single-carrier equalization
11/05/2013US8576932 Methods and arrangements in a wireless communication system for producing signal structure with cyclic prefix
11/05/2013US8576931 Methods and systems for overhead reduction in a wireless communication network
11/05/2013US8576897 Receiver
11/05/2013US8576774 Method of generating low peak-to-average power ratio (PAPR) binary preamble sequences for OFDM systems
11/05/2013US8576771 Adaptive modulation and coding
11/05/2013US8576695 Preamble formats for MIMO wireless communications
11/05/2013US8575961 Multi-valued driver circuit
11/05/2013CA2694730C Communication system using a shared baseband processor for transmission and reception over different bandwidths
10/2013
10/31/2013WO2013163255A1 Method and apparatus for demodulating a signal in a multi user mimo-based|communication system
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