Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
10/2006
10/04/2006CN1842987A Wireless transmission system and wireless transmission method and wireless station for use therein
10/04/2006CN1842983A Diversity type receiver apparatus and receiving method
10/04/2006CN1842982A OFDM receiver apparatus and OFDM receiving method
10/04/2006CN1842981A Transmitting device, transmitting method, and storage medium
10/04/2006CN1841973A Transmission device of digital broadcasting system having complex error correction coding function and transmission method thereof
10/04/2006CN1278529C Carrier distribution message in multiple carrier system
10/04/2006CN1278504C Multi carrier transmission apparatus, multi carrier reception apparatus, and multi carrier radio communication method
10/04/2006CN1278500C Method and apparatus for providing voice services and data services in wireless communication system
10/03/2006US7116981 Apparatus and method for channel quality estimation and link adaptation in orthogonal frequency division multiplexing (OFDM) wireless communication system
10/03/2006US7116947 Transmitter
10/03/2006US7116741 Compensation of sampling frequency offset and local oscillator frequency offset in a OFDM receiver
10/03/2006US7116698 Generator of repetitive sets of spread spectrum sequences
10/03/2006US7116676 Radio broadcasting system and method providing continuity of service
10/03/2006US7116632 System and method for determining synchronization point in OFDM modems for accurate time of flight measurement
10/03/2006CA2314201C Method to reduce the power consumption of a radio receiver
09/2006
09/28/2006WO2006101355A1 Signal transmitting method and apparatus using length division multiple access
09/28/2006WO2006100767A1 Wireless communication system
09/28/2006WO2006099973A1 Determining a detection signal in a spread spectrum communications system
09/28/2006US20060217091 Mobile receiver
09/28/2006US20060215737 Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system
09/28/2006US20060215735 Method and device for encrypting a digital data stream in a transmission system
09/28/2006US20060215542 Method and apparatus for providing single-sideband orthogonal frequency division multiplexing (OFDM) transmission
09/28/2006US20060215541 Transceiving apparatus and method using space-frequency block-coded single-carrier frequency domain equalization
09/28/2006US20060215540 Efficient employment of digital upsampling using IFFT in OFDM systems for simpler analog filtering
09/28/2006US20060215539 Trend influenced time tracking
09/28/2006US20060215538 Coarse timing/frame acquisition in OFDM system using time division multiplexed pilot symbol
09/28/2006US20060215537 Apparatus and method for estimating a clipping parameter of an ofdm system
09/28/2006US20060215536 Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network
09/27/2006EP1705852A2 Synchronisation symbol structure for OFDM system
09/27/2006EP1705818A1 Transmitting/receiving apparatus and transmitting/receiving method
09/27/2006EP1705808A1 Transmitter for a wireless communications system using multiple codes and multiple antennas
09/27/2006EP1704661A1 Method and system for allocation of channelisation codes in a code division multiple access system
09/27/2006EP1704658A1 Broadband radio transceiver with optical transform
09/27/2006CN1839579A Communications systems, method and device
09/27/2006CN1839574A Method and apparatus for power control in wireless communication system
09/27/2006CN1838567A Mobile station and information notification method
09/27/2006CN1838551A Method and apparatus for avoiding wireless audio signal transmission interferences
09/27/2006CN1277394C System for generating pseudorandom sequences
09/27/2006CN1277359C Method for estimating carrier frequency shifts of OFDM communication system
09/26/2006US7113557 Noise canceling method and apparatus
09/26/2006US7113553 Low-complexity joint symbol CCK decoder
09/26/2006US7113548 OFDM transmission system transceiver and method
09/26/2006US7113496 Apparatus and method for assigning a common packet channel in a CDMA communication system
09/26/2006US7113476 Interference cancellation method and receiver
09/21/2006WO2006099577A1 Channel structures for a quasi-orthogonal multiple-access communication system
09/21/2006WO2006098387A1 Transmission method and transmission apparatus used in multiantenna wireless communication system
09/21/2006WO2006098301A1 Multi-carrier signal receiver and multi-carrier signal receiving method
09/21/2006WO2006098147A1 Wireless communication apparatus and channel estimation and separation methods in multi-input system
09/21/2006WO2006098105A1 Adaptive modulation control system, and radio communication device
09/21/2006WO2006098050A1 Diversity receiver
09/21/2006WO2006098011A1 Radio communication device in multi-input system and channel estimation and separation method
09/21/2006US20060209937 Adaptive modulation transmission system, transmission device, reception device, and method thereof
09/21/2006US20060209808 Method and apparatus for providing orthogonal spot beams, sectors, and picocells
09/21/2006US20060209765 Mimo ofdm system
09/21/2006US20060209749 Dynamic space-time coding for a communication system
09/21/2006US20060209674 Shared channel structure, ARQ systems and methods
09/21/2006US20060209673 Orthogonal frequency division multiplex modem circuit
09/21/2006US20060209672 Efficient OFDM communications with interference immunity
09/21/2006US20060209671 System and method for subcarrier allocation in a wireless multihop relay network
09/21/2006US20060209670 Pilot signal transmission for an orthogonal frequency division wireless communication system
09/21/2006US20060209669 Radio communication apparatus and subcarrier assignment method
09/21/2006US20060209668 Integrated DVB receiver-decoder
09/21/2006US20060209667 OFDM-MIMO communication system using smart spatial symbol mapping and associated methods
09/21/2006US20060209666 Method for distributing data on an OFDM time-frequency grid, a base transceiver station, a base station controller and a mobile network therefor
09/21/2006CA2601165A1 Channel structures for a quasi-orthogonal multiple-access communication system
09/20/2006EP1703643A2 Device and method for power control in a RSMA (reservation multiple access) mobile communication system
09/20/2006EP1413066B1 Device for joint detection of cdma codes for multipath downlink
09/20/2006CN1836392A Multicarrier communication apparatus, multicarrier communication system, and transmission power control method
09/20/2006CN1836391A Multi-carrier transmitter apparatus, multi-carrier receiver apparatus and multi-carrier communication method
09/20/2006CN1836380A Method and device for encrypting a digital data stream in a transission system
09/20/2006CN1835418A Information transmission method, mobile communication system and basement
09/19/2006US7110783 Power efficient channel scheduling in a wireless network
09/19/2006US7110465 Noise canceling method and apparatus
09/19/2006US7110387 System and method for compensating timing error using pilot symbol in OFDM/CDMA communication system
09/19/2006US7110379 Method and apparatus for assigning codes
09/19/2006US7110352 Direct-sequence CDMA method and device
09/19/2006US7110351 Enhanced ARQ with OFDM modulation symbols
09/19/2006US7110349 Adaptive communications methods for multiple user packet radio wireless networks
09/14/2006WO2006095874A1 Radio transmitter apparatus and radio receiver apparatus
09/14/2006WO2006095872A1 Radio receiver apparatus and radio transmitter apparatus
09/14/2006WO2006095513A1 Ofdm diversity receiving device
09/14/2006WO2006062729A3 A cellular communication system, a base station and a method of resource allocation
09/14/2006WO2005104667A3 Method of allocating uplink transmission channels in a communication system
09/14/2006WO2005055437A3 Method for allocating and accessing radio resources in ofdma system
09/14/2006US20060203934 Apparatus and method for transmission/reception
09/14/2006US20060203845 High-rate wireless communication mehod for packet data
09/14/2006US20060203713 Efficient signal transmission methods and apparatus using a shared transmission resource
09/14/2006US20060203712 System and method for performing ranging process in a communication system
09/14/2006US20060203711 Apparatus and method for mapping space-time coded data to subcarriers in a broadband wireless communication system
09/14/2006US20060203710 Channel estimate optimization for multiple transmit modes
09/14/2006US20060203709 Methods and apparatus for implementing, using, transmitting, and/or receiving signals at least some of which include intentional null tones
09/14/2006US20060203708 Systems and methods for beamforming feedback in multi antenna communication systems
09/14/2006US20060203707 Frequency hopping method in orthogonal frequency division multiplexing system
09/14/2006CA2814258A1 Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
09/14/2006CA2601018A1 Radio receiver apparatus and radio transmitter apparatus
09/13/2006EP1300974B1 Multiplexed signal quality display, method, and program, and recorded medium where the program is recorded
09/13/2006EP1097537B1 Channel assignment within a broad-band communication system
09/13/2006EP0995285B1 Rate detection for variable rate cdma communication systems
09/13/2006CN1833421A Multi-carrier communication apparatus with adaptive transmission according to transmission path fluctuations
09/13/2006CN1833388A Radio communication apparatus and subcarrier assignment method