Patents for H04L 27 - Modulated-carrier systems (89,721)
06/2011
06/29/2011EP2339769A1 Receiving device and receiving method
06/29/2011EP2339755A1 Clock jitter compensation
06/29/2011EP2338261A2 Transmission and reception of a wideband signal with narrowband interference
06/29/2011EP2338260A1 Transmit diversity for sc-fdma
06/29/2011EP2338259A1 A method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link
06/29/2011EP2338250A1 Frequency domain pn sequence
06/29/2011EP2338241A1 Method and apparatus for transmission of two modulated signals via an optical channel
06/29/2011EP2338232A2 A method and apparatus for deinterleaving in a digital communication system
06/29/2011EP1949625B1 Iteractive frequency correction using training sequence and data bits
06/29/2011EP1279311B1 Time of arrival estimation for edge/gsm
06/29/2011CN1941659B Spatial multiplexing detection apparatus and method in MIMO system
06/29/2011CN102113290A Method for saving power in a multi-carrier wireless access system
06/29/2011CN102113289A Method and device for reducing the transmission power on a digital subscriber line
06/29/2011CN102113288A Robust narrowband symbol and frame sychronizer for power-line communication
06/29/2011CN102113287A Radio access method for reduced PAPR
06/29/2011CN102113286A Iterative channel estimation method and apparatus for ICI cancellation in multi-carrier systems
06/29/2011CN102113285A A simplified equalizationscheme for distributed resource allocation in multi-carrier systems
06/29/2011CN102113284A OFDM frame synchronisation method and system
06/29/2011CN102113283A Apparatus and method for determination of signal format
06/29/2011CN102113282A OFDM existence detection method, communication apparatus, integrated circuit, and circuit module
06/29/2011CN102113281A Direct current (DC) offset correction using analog-to-digital conversion
06/29/2011CN102113280A Jammer canceller for power-line communication
06/29/2011CN102113259A Soft repetition code combiner using channel state information
06/29/2011CN102113253A Radio channel model for ici cancellation in multi-carrier systems
06/29/2011CN102113242A Method and apparatus of receiving data in wireless communication system
06/29/2011CN102113233A System and method for applying multi-tone OFDM based communications within a prescribed frequency range
06/29/2011CN102113232A Robust wideband symbol and frame synchronizer for power-line communication
06/29/2011CN102113231A Blind channel quality estimator
06/29/2011CN102113226A Device for and method of processing data signals
06/29/2011CN102111886A Method and device for transmitting uplink control information
06/29/2011CN102111775A Base station for realizing inter-cell interference coordination and method for realizing inter-cell interference coordination
06/29/2011CN102111690A Method and system for achieving multi-carrier data transmission
06/29/2011CN102111375A Method and device for eliminating co-channel interference in quadrature amplitude modulation signals
06/29/2011CN102111374A Differential 8-phase shift keying (D8PSK)/amplitude shift keying (ASK) orthogonal light label switching method and system based on differential biphasic codes
06/29/2011CN102111373A Method and device for inhibiting peak-to-average ratio (PAR)
06/29/2011CN102111372A Pulse counteraction mode-based peak clipping method
06/29/2011CN102111371A Pilot selection method, wireless communication system and base station thereof
06/29/2011CN102111370A Reception apparatus, reception method, program, and reception system
06/29/2011CN102111369A Apparatus and method for inter-subcarrier interference cancellation
06/29/2011CN102111368A Signal crest reduction method and equipment
06/29/2011CN102111367A Single-clock multi-rate orthogonal frequency division multiplexing (OFDM) transmission device structure
06/29/2011CN102111366A Peak-to-average power ratio (PAR) cut based on active set tone reservation
06/29/2011CN102111365A Discrete Fourier transform (DFT)/inverse discrete Fourier transform (IDFT) rotation factor control method, device and DFT/IDFT arithmetic device for long term evolution (LTE) system
06/29/2011CN102111364A Single-antenna orthogonal frequency division multiplexing-based spectral domain signal transmission device and method
06/29/2011CN102111363A Channel estimation method and device
06/29/2011CN102111362A Method for reducing complexity of continuous phase modulation receiver
06/29/2011CN102111356A Environment self-adaptation frequency offset estimating method by simplifying polynomial factors
06/29/2011CN102111245A Adaptive limiting feedback method and user equipment
06/29/2011CN102111242A Method for reducing narrowband noise interference in power line carrier communication
06/29/2011CN102111239A Cascading Hadamard code-aided carrier synchronization method under extremely low signal to noise ratio (SNR)
06/29/2011CN102111238A Receiver, receiving method, program and receiving system
06/29/2011CN102111205A Channel estimation for communication system with multiple transmitting antennas
06/29/2011CN102111189A Long-distance high-speed broadband power line communication method
06/29/2011CN102111108A Demodulation circuit for amplitude keying modulation signals
06/29/2011CN102109732A Differential quadrature phase shift keying demodulator
06/29/2011CN101815051B Robust transmission method of multimedia broadcasting wireless signals
06/29/2011CN101778079B Multimedia broadcast wireless signal anti-jamming transmission method
06/29/2011CN101505292B Phase noise correcting method suitable for MIMO-OFDM pre-coding
06/29/2011CN101447970B Method for conducting LOFDM system timing and carrier synchronization utilizing training sequence
06/29/2011CN101355410B Method and system for transmitting data based on random beam shaping
06/29/2011CN101296057B Waveshape signal processor based on software radio
06/29/2011CN101185272B Reception device
06/29/2011CN101174507B Low-loss adjustable ferroelectric device and its characterization method
06/29/2011CN101136896B Frequency domain iteration equalizing method based on fast Fourier transformation
06/29/2011CN101133614B OFDM receiver, integrated circuit and receiving method
06/29/2011CN101075999B TOA training symbol construction of indoor OFDM system and method and device for estimating TOA
06/29/2011CN101039306B Semi-blind intelligent synchronization method fitted for 802.11a system
06/28/2011US7970290 Digital phase estimator, digital phase locked loop and optical coherent receiver
06/28/2011US7970091 Method for reducing spectral regrowth in a spectrally efficient digital modulation scheme
06/28/2011US7970084 Communications adaptive automatic gain controller
06/28/2011US7970083 Estimating doppler frequency in ISDB-T systems
06/28/2011US7970082 Frequency offset correction when decoding a packet encoded in a frequency modulated signal
06/28/2011US7970081 Delay-doppler channel response demodulation method and apparatus
06/28/2011US7970080 Modes of operations in QAM modems using hysteresis sub-states
06/28/2011US7970079 Phase shift keying wireless communication apparatus and method
06/28/2011US7970078 Method and receiver for estimating the channel impulse response using a constant modulus interference removal iteration
06/28/2011US7970077 Estimation of symbols of transmitted signals using hypotheses
06/28/2011US7970076 Wireless apparatus
06/28/2011US7970075 Apparatus and method for up-conversion of radio signals
06/28/2011US7970068 Mobile channel estimation for DBV-T COFDM demodulator
06/28/2011US7970066 Tracking automatic gain control of orthogonal frequency domain multiplexing systems
06/28/2011US7970063 Variable liftoff voltage process field device
06/28/2011US7969860 Transmitter apparatus, receiver apparatus, transmitting method, receiving method, and program
06/28/2011US7969857 OFDM system and method employing OFDM symbols with known or information-containing prefixes
06/23/2011WO2011075024A1 Glitch mitigation in a radio receiver
06/23/2011WO2011074839A2 Apparatus and method of transmitting reception acknowledgement in wireless communication system
06/23/2011WO2011074808A2 Method and apparatus for configuring a channel using diversity
06/23/2011WO2011074807A2 Systems and methods for transmitting channel quality information in wireless communication systems
06/23/2011WO2011074805A2 Method and apparatus for managing resources in ofdma cellular system
06/23/2011WO2011074747A1 Method for partitioning cell identities according to cell type in wireless communication system and an apparatus therefor
06/23/2011WO2011074257A1 Wireless relaying device, wireless transmission device, and wireless relaying method
06/23/2011WO2011073836A1 Digital communications receiver
06/23/2011WO2011073043A1 Optical ofdm transmission having a variable transmission rate
06/23/2011WO2011072720A1 Method and arrangement for transmitting an optical transmission signal with reduced polarisation-dependent loss
06/23/2011WO2011072592A1 Method, apparatus and base station for clipping
06/23/2011WO2011072567A1 Method and device for resource configuration
06/23/2011WO2011053851A3 Reducing number of blind decodings for communications using carrier aggregation
06/23/2011WO2011051448A3 Synchronisation process in optical frequency division multiplexing transmission systems
06/23/2011WO2011028517A3 Distributing group size indications to mobile stations
06/23/2011WO2011019242A3 Method and device for transmitting a downlink reference signal in a wireless communication system supporting multiple antennas