Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
07/2009
07/29/2009EP1794912B1 Method for encoding sequence of blocks of input bits to be transmitted over wireless channel
07/29/2009CN101496326A Mobile communication system, base station device, mobile station device, and mobile communication method
07/29/2009CN101496325A Interference noise estimating method in multicarrier communication system, reception processing method, interference noise estimating device and receiver
07/29/2009CN101496324A Receiver, integrated circuit, and reception method
07/29/2009CN101494633A Code channel management in a wireless communications system
07/29/2009CN101494513A Quadrature network time space coding method
07/29/2009CN100521671C A multiple channel wireless receiver
07/29/2009CN100521669C Equalising structure and method with maximum likelihood detection
07/29/2009CN100521587C Modulation/demodulation apparatus using matrix and anti-matrix
07/29/2009CN100521586C Digital audio broadcast receiver having FFT processor and operation method thereof
07/28/2009US7567639 Method and apparatus for generating preamble sequence for adaptive antenna system in orthogonal frequency division multiple access communication system
07/28/2009US7567625 Apparatus and method for sub-carrier allocation in a multiple-input and multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) communication system
07/28/2009US7567583 Radio transmission device and radio transmission method
07/28/2009US7567502 Methods and apparatus for adjusting bandwidth allocation in a wireless communications system
07/23/2009WO2009091881A1 Duration-shortened ofdm symbols
07/23/2009WO2009091772A1 Resource allocation randomization
07/23/2009WO2009091144A1 Method of transmitting cyclic prefix length information
07/23/2009WO2009091028A1 Radio communication system, reception device, mobile station device, transmission device, base station device, transmission/reception device control method, and transmission/reception device control program
07/23/2009WO2009090869A1 Wireless transmission device and wireless transmission method
07/23/2009WO2009089766A1 Method for wireless resources allocation and reception, apparatus thereof
07/23/2009WO2009089653A1 A method and apparatus for reducing the peak-to-average-power-ratio (papr) of the output symbol of sc-fdma transmitter
07/23/2009WO2009037626A3 Random access preamble for cellular phone systems with multiple zadoff-chu sequences
07/23/2009WO2008114956A9 Efficient uplink feedback in a wireless communication system
07/23/2009US20090185645 Receiver Device, Error Detection Circuit, and Receiving Method
07/23/2009US20090185577 Transmission apparatus and transmission method
07/23/2009US20090185541 Base station
07/23/2009US20090185476 Duration-shortened ofdm symbols
07/23/2009CA2711276A1 Resource allocation randomization
07/22/2009EP2081312A1 Wireless communication method, receiving method and wireless communication device
07/22/2009EP2081311A1 Multicarrier radio transmission device, multicarrier radio reception device, multicarrier radio communication system, multicarrier radio transmission method, and program
07/22/2009EP2080336A2 Beacon assisted cell search in a wireless communication system
07/22/2009EP2080335A2 Signalling
07/22/2009EP2080302A2 Method for transmitting control signal using efficient multiplexing
07/22/2009CN100518028C Frequency division multiplexing transmission digital signal through orthoganal
07/22/2009CN100518027C Orthogonal FDM transmitting system and method for reducing synchronizing time
07/22/2009CN100518026C Multicarrier transmitting system for improving receiving function and signal processing method thereof
07/22/2009CN100518025C Multi-carrier wale system with 3780 point IDFT/DFT processor and method thereof
07/22/2009CN100518000C Communication method and communicaton apparatus
07/21/2009US7564924 Reception device, demodulator, and communication method
07/21/2009US7564906 OFDM transceiver structure with time-domain scrambling
07/21/2009US7564891 Method of using long cellized codes in a joint detection system
07/21/2009US7564829 Allocation of radio resource in orthogonal frequency division multiplexing system
07/21/2009US7564827 Adaptive hybrid retransmission method for wireless communications
07/21/2009US7564800 System and method for modulation of non-data bearing carriers in a multi-carrier modulation system
07/21/2009US7564775 Timing control in orthogonal frequency division multiplex systems based on effective signal-to-noise ratio
07/21/2009US7564774 Communication network using code division multiplexing technology
07/16/2009WO2009088585A1 Ofdma based communication system
07/16/2009WO2009087965A1 Radio transmission device and retransmission control method
07/16/2009WO2009087933A1 Method for reporting weight coefficient in mimo mobile communication system and base station and user device appropriate for use of the method
07/16/2009WO2009087926A1 Mobile communication system, base station device, user device, and method
07/16/2009WO2009087744A1 Channel arrangement method and wireless communication base station device
07/16/2009WO2009087743A1 Radio transmitting device and radio transmitting method
07/16/2009WO2009087742A1 Radio communication base station device, radio communication mobile station device, and control channel allocation method
07/16/2009WO2009087741A1 Radio communication terminal device and radio transmission method
07/16/2009WO2009086726A1 The method, apparatus and transmission system for wideband radio transmission
07/16/2009WO2009057284A4 Radio communication device and constellation control method
07/16/2009WO2004017547A3 Multi-band ultra-wide band communication method and system
07/16/2009US20090181687 Sounding reference signal arrangement
07/16/2009US20090180778 Forward Discrete/Inverse-Discrete Fourier Transform Device and Method for Optical OFDM Communication and Transmitting and Receiving Apparatus Comprising the Device
07/16/2009US20090180564 Dithering scheme using multiple antennas for ofdm systems
07/16/2009CA2707748A1 Weighting factor reporting method in a mimo mobile communications system, and base station and user apparatus that are suitable for use in the method
07/15/2009EP2079249A1 Base station, use device, and method
07/15/2009EP2079178A1 Cell search method, mobile station, and base station
07/15/2009EP2079172A1 Radio transmission/reception device and radio transmission/reception method
07/15/2009EP2007094A9 Method that is simultaneous over time and in terms of frequency for transmitting multiple data communications via ofdm modulations
07/15/2009EP1733494A4 Method and apparatus for pilot signal transmission
07/15/2009EP1108295B1 Method for forming a training sequeence
07/15/2009CN101485127A Receiving apparatus, receiving method and integrated circuit
07/15/2009CN101483631A OFDM transmitter and OFDM receiver
07/15/2009CN101483499A Method and apparatus for providing uplink packet data service in asynchronous WCDMA system
07/15/2009CN100514954C Self-adaptive pre-equalizing method and apparatus
07/15/2009CN100514953C Communication method,apparatus and system
07/15/2009CN100514895C Method of data retransmission in multi-carrier transmission and communication apparatus having data retransmission control device
07/15/2009CN100514894C Radio transmitting apparatus, radio receiving apparatus and radio transmitting method
07/15/2009CN100514893C Radio communication system, method, and emitting and receiving device suitable for the system and mathod
07/15/2009CN100514892C Data communication apparatus and method based on orthogonal frequency deivision multiple access
07/14/2009US7561614 Communication apparatus and communication method using digital wavelet multi carrier transmission system
07/14/2009US7561613 Digital carrier multi-band user codes for ultra-wideband multiple access
07/14/2009US7561558 Transmission power optimization of OFDM wireless communication system
07/14/2009US7561511 Configurable OFDM transceiver
07/09/2009WO2009085872A1 Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system
07/09/2009WO2009085712A1 Method for extending ranging region in an ofdma system
07/09/2009WO2009085478A1 Transmission of system configuration information in mobile wimax systems
07/09/2009WO2009084838A1 Orthogonal frequency division multiplexing system and method for preamble power control of the orthogonal frequency division multiplexing system
07/09/2009WO2009084464A1 Radio communication method, radio communication device, radio communication program, and radio communication system
07/09/2009WO2009084225A1 Sequence number establishing method, wireless communication terminal apparatus and wireless communication base station apparatus
07/09/2009WO2009084224A1 Sequence hopping method, wireless communication terminal apparatus and wireless communication base station apparatus
07/09/2009WO2009084222A1 Sequence number establishing method, wireless communication terminal apparatus and wireless communication base station apparatus
07/09/2009WO2009084207A1 Data transmission device, data reception device, and wireless communication system
07/09/2009WO2009084182A1 Communication device and communication system
07/09/2009WO2009082851A1 Method and device for resource block mapping
07/09/2009WO2008007375A3 Wimax access point network with backhaul technology
07/09/2009US20090175256 Radio communication system and base station employing cdma
07/09/2009US20090175226 Localised and distributed scheduling control method and apparatus
07/09/2009US20090175210 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
07/09/2009US20090175162 Method of OFDM communication using superposition coding
07/09/2009US20090175161 Transmission Method Of Mobile Station For Random Access Channel Diversity
07/09/2009US20090175160 Precoder Matrix for Multichannel Transmission
07/09/2009US20090175159 Allocation and Logical to Physical Mapping of Scheduling Request Indicator Channel in Wireless Networks
07/09/2009US20090175158 Coded virtual channel network