Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
09/2009
09/24/2009WO2009116489A1 Wireless communication system, base station, resource block allocation method, and program
09/24/2009WO2009116441A1 Base station device and communication control method
09/24/2009WO2009116407A1 Mobile station device and retransmission method
09/24/2009WO2009116270A1 Wireless communication device, wireless communication method, and wireless communication system
09/24/2009WO2009115563A1 Frequency hopping pattern and arrangement for sounding reference signal
09/24/2009WO2009072841A3 Uplink feedback for supporting mimo operation in the lte downlink
09/24/2009WO2007108626A3 Method for allocating signals in multi-carrier system
09/24/2009US20090238295 Communicating data using wideband communications
09/24/2009US20090238065 System and method for contention based tones in a multipoint-to-point orthogonal frequency division multiplexing system
09/24/2009US20090238064 Method of transmitting reference signal and transmitter using the same
09/24/2009US20090238063 Methods and apparatus for diversity combining of repeated signals in ofdma systems
09/24/2009CA2713202A1 Frequency hopping pattern and arrangement for sounding reference signal
09/23/2009EP2104397A2 Wireless communication system, method of management, control and maintenance and apparatus for the same
09/23/2009EP2104370A1 Radio communication base station device and control signal mapping method
09/23/2009EP2104369A1 Base station device, mobile communication system, mobile station, and communication control method
09/23/2009EP2104259A2 MIMO wireless communication apparatus precoding information by perturbation prior to MIMO transmission
09/23/2009EP2104247A1 Base station device, user device and method used in mobile communication system
09/23/2009EP2104239A1 User device, base station apparatus, and method
09/23/2009EP2103159A1 Apparatuses and methods for transmitting a transmission time interval signal with staggered reference signals
09/23/2009CN101542952A OFDM reception device, OFDM reception integrated circuit, OFDM reception method, and OFDM reception program
09/23/2009CN101542951A OFDM reception device
09/23/2009CN101542950A OFDM modulated wave output device and distortion compensation method
09/23/2009CN101540746A Method and device for quantizing time and frequency channel and corresponding mobile communication terminal and corresponding mobile communication system
09/23/2009CN101540632A Method and device for transmitting information in multi-carrier system
09/23/2009CN101540631A Multi-antenna sending method and device for measuring reference signal
09/23/2009CN100544237C Radio base station apparatus
09/22/2009US7593478 Low peak to average ratio search algorithm
09/22/2009US7593471 Frequency combining apparatus and frequency combining method
09/22/2009US7593453 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
09/22/2009US7593451 Apparatus and method for communicating packet data control channel in a mobile communication system
09/22/2009US7593371 Radio communication system and base station employing CDMA
09/22/2009US7593369 Information transmission method, mobile communications system, base station and mobile station
09/22/2009US7593317 Radio base station apparatus
09/22/2009US7593316 Method for distributing data on an OFDM time-frequency grid, a base transceiver station, a base station controller and a mobile network therefor
09/22/2009CA2238680C Multicode spread spectrum communications system
09/19/2009CA2636543A1 Communication apparatus, method, and tangible machine-readable medium thereof for processing ranging interference of an orthogonal frequency division multiplexing signal
09/17/2009WO2009114374A2 I/q imbalance estimation using synchronization signals in lte systems
09/17/2009WO2009113639A1 Receiver and receiving method
09/17/2009WO2009113253A1 Radio device
09/17/2009WO2009075538A3 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
09/17/2009WO2008041820A3 Methods for transmitting control signal using efficient multiplexing
09/17/2009US20090232234 Bandwidth asymmetric communication system
09/17/2009US20090232108 I/q imbalance estimation using synchronization signals in lte systems
09/17/2009US20090231994 Demodulating circuit, demodulating method, program, and receiving device
09/17/2009US20090231993 Methods of uplink channelization in LTE
09/17/2009US20090231992 Method for designing operation schedules of fft and mimo-ofdm modem thereof
09/17/2009US20090231991 Transmitter apparatus, receiver apparatus, transmitting method, receiving method, and program
09/17/2009US20090231990 Method and apparatus for transmitting/receiving multiple codewords in sc-fdma system
09/16/2009EP2101428A2 Demodulation device, diversity reception device and demodulation method
09/16/2009EP2101419A1 Sequence distributing, processing method and apparatus in communication system
09/16/2009EP2101417A2 Device and method for demodulating control signals
09/16/2009EP1387543B1 Reduction of PAPR in multicarrier signals
09/16/2009CN101536381A User device, base station device, and method
09/16/2009CN101536380A Relay device and broadcast system with use of the same
09/16/2009CN101536379A Wireless communication method, receiving method and wireless communication device
09/16/2009CN101536378A Allocation of spreading codes for telecommunications channels
09/16/2009CN101534286A Digital radio communication system and digital radio communication mode
09/16/2009CN101534270A Carrier frequency offset estimation and tracking method based on signal channel estimation
09/16/2009CN101534148A Use of orthogonal or near orthogonal codes in reverse link
09/16/2009CN100542158C Apparatus and method for estimating interference and noise in a communication system
09/16/2009CN100542157C Symbol interleaving
09/16/2009CN100542069C Method and apparatus for providing uplink packet data service in asynchronous WCDMA system
09/15/2009US7590423 Apparatus and method for allocating channel in a wireless communication system
09/15/2009US7590202 Reduced-complexity antenna system using multiplexed receive chain processing
09/15/2009US7590099 Managing traffic in communications system having dissimilar CDMA channels
09/15/2009US7590045 Apparatus and method for transmitting fast feedback information in a wireless communication system
09/15/2009CA2652876C Communication system
09/11/2009WO2009110547A1 Communication system, communication device and communication method
09/11/2009WO2009110544A1 Communication method and base station device using same
09/11/2009WO2009110390A1 Mobile communication system, transmitter, receiver, and method
09/11/2009WO2009110334A1 Ofdm reception device
09/11/2009WO2009110333A1 Mobile communication system
09/11/2009WO2009110165A1 Communication method and wireless device using the same
09/11/2009WO2009110164A1 Communication method and base station device using the same
09/11/2009WO2009110070A1 Broadcasting equipment
09/11/2009WO2009110054A1 Radio communication device and method for radio communication
09/11/2009WO2009109079A1 Multiplexing method of control channel in an ofdm system including relay station
09/11/2009CA2715215A1 Mobile communication system, transmitting device, receiving device, and method
09/10/2009US20090225910 Radio communication system, receiver, receiving method, transmitter, transmitting method, and device for and method of calculating delay times for multi-carrier transmission
09/10/2009US20090225891 Scattered pilot pattern and channel estimation method for mimo-ofdm systems
09/10/2009US20090225885 Ofdm signal transmission method and apparatus
09/10/2009US20090225884 Multi-carrier signal transmitter and multi-carrier signal receiver
09/10/2009US20090225817 Systems and methods for high rate ofdm communications
09/10/2009US20090225647 Radio transmission device, radio reception device, radio transmission method, and radio reception method
09/09/2009EP2099147A1 Wireless communication device and re-transmitting control method
09/09/2009EP2097994A1 Method for generating downlink signal, and method for searching cell
09/09/2009CN101529769A System and method for reducing edge effect
09/09/2009CN101529768A Control channel signaling in wireless communications
09/09/2009CN101529767A Signal generation device, method, and its program in radio transmission system
09/09/2009CN101529766A Reception method and reception device
09/09/2009CN101529765A OFDM in fast fading channel
09/09/2009CN101529764A Pilot transmission and channel estimation with pilot weighting
09/09/2009CN101527699A Self-adapting pilot frequency dispensing device and self-adapting pilot frequency dispensing method in OFDMA system
09/09/2009CN100539572C Receiver for compensating nonlinearly distorted multicarrier signals
09/09/2009CN100539566C Transmitting and receiving apparatus
09/09/2009CN100539559C Apparatus for phase error correction using despread signals
09/09/2009CN100539486C Carrier-wave recovering method for time-domain synchronous orthogonal frequency-division duplex receiver and system thereof
09/09/2009CN100539485C Timed recoverting method fortime-domain synchronous orthogonal frequency-division duplex receiver and system thereof
09/09/2009CN100539484C Frame synchronizing method for time-domain synchronous orthogonal frequency-division duplex receiver and system
09/09/2009CN100539483C Method and apparatus for reducing peak-to-average ratio of OFDM system using pilot frequency symbol sequence