Patents for H04J 11 - Orthogonal multiplex systems (25,498) |
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04/14/2004 | EP1407549A1 Receiver having an adaptive filter and method of optimising the filter |
04/14/2004 | CN1489852A Method and apparatus for error reduction in orthogonal modulation system |
04/14/2004 | CN1489844A Apparatus and method for coding/decoding of STTD in OFDM mobile communication system |
04/14/2004 | CN1489843A Radio communication apparatus and radio communication method |
04/14/2004 | CN1489842A Dynamic bandwidth allocation for multiple access communication using session queues |
04/14/2004 | CN1489833A Digital point-to-multiponit data transmission system on electric network |
04/14/2004 | CN1489404A MC-CDMA down link transmitting method |
04/14/2004 | CN1489316A Time-history display of orthogonal code power electric level |
04/14/2004 | CN1489311A Multiple-carrier sending coefficient capable of improving sending efficiency and method thereof |
04/14/2004 | CN1489310A Multiple-carrier emitting system and signal processing method |
04/14/2004 | CN1489308A Sending device and method of digital broadcasting system |
04/14/2004 | CN1489307A System for detecting characteristics of time-varying multi-path component |
04/14/2004 | CN1146171C Method for implementing high-capacity spectrum-spreading synchronous CDMA communication |
04/14/2004 | CN1146136C Apparatus and methods for interference cancellation in spread spectrum communication system |
04/14/2004 | CN1146117C Communication method, emission device, emission method, receiving device and receiving method |
04/13/2004 | US6721376 Signal encoding for transmission of multiple digital signals over single physical medium |
04/13/2004 | US6721349 Method and apparatus for reducing peak-to-average ratio in a CDMA communication system |
04/13/2004 | US6721339 Method of providing downlink transmit diversity |
04/13/2004 | US6720824 Demodulation method and apparatus |
04/08/2004 | WO2004030252A1 Apparatus and method for generating preamble sequence in an ofdm communication system |
04/08/2004 | WO2004030240A1 Adaptive antenna radio communication device |
04/08/2004 | WO2004030233A1 Channel estimation for communication systems |
04/08/2004 | WO2003015335A8 Channel estimation in a multi carrier transmit diversity system |
04/08/2004 | WO2002030030A8 Method and system for transmission in a noisy environment |
04/08/2004 | US20040068748 Signal processing under attenuated transmission conditions |
04/08/2004 | US20040066802 Apparatus and method for guard interval inserting/removing in an OFDM communication system |
04/08/2004 | US20040066740 Apparatus and method for generating preamble sequence in a OFDM communication system |
04/08/2004 | US20040066331 Clutter rejection in a passive radar receiver of ofdm signals |
04/08/2004 | DE10245282A1 Schaltungsanordnung und Verfahren zur Kompensation von Störungen bei einem mit diskreter Multiton-Modulation erzeugten Signal Circuit arrangement and method for compensating for disturbances in a signal generated by discrete multitone modulation signal |
04/08/2004 | CA2497739A1 Channel estimation for communication systems |
04/08/2004 | CA2468005A1 Apparatus and method for generating preamble sequence in an ofdm communication system |
04/07/2004 | EP1406404A1 Orthogonal frequency division multiple signal reception apparatus, reception apparatus, orthogonal frequency division multiple signal reception method, and reception method |
04/07/2004 | EP1405542A1 Method and apparatus for time-sharing channelization code in a cdma communication system |
04/07/2004 | EP1405420A2 System and method for code division multiple access communication in a wireless communication environment |
04/07/2004 | EP1234421B1 Reduction of par/out-of-band radiation in ofdm systems |
04/07/2004 | EP1050143B1 Method for processing a signal consisting of data symbols |
04/07/2004 | CN1488210A Method and device for reducing peak-to-average power ratio in mobile communication system using orthogonal frequency division multiplexing |
04/07/2004 | CN1487688A Apparatus and method for increasing channel capacity of mobile communication system |
04/07/2004 | CN1487686A Method and equipment for predicting signalling code corresponding to code hump |
04/07/2004 | CN1487682A Multi-carrier thansmitting system with frequency-domain hidden pilot signal and signal processing method |
04/07/2004 | CN1487681A Multi-carrier transmitting system with 3600 point IDFT processor and signal processing method thereof |
04/07/2004 | CN1487680A Multi-carrier wale system with 3780 point IDFT/DFT processor and method thereof |
04/07/2004 | CN1145304C Method and device for generating information signals of channel code and subscriber code |
04/07/2004 | CN1145299C Code distributing method for multi-code transmission |
04/07/2004 | CN1145261C Transmission method utilizing fractional N-phase-locked loop to synthesis conversion oscillator signal |
04/06/2004 | US6717976 Method and apparatus for signal to noise power ratio estimation in a multi sub-channel CDMA receiver |
04/06/2004 | US6717932 Method for sharing capacity in a CDMA mobile radiocommunication system |
04/06/2004 | US6717908 Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
04/06/2004 | CA2279098C Unequal error protection for digital broadcasting using channel classification |
04/01/2004 | WO2004028055A1 An apparatus for detecting symbol timing in an ofdm system |
04/01/2004 | WO2004028036A1 The coding method, application method and coding device of extended frequency multiaddress |
04/01/2004 | WO2004028031A1 Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system |
04/01/2004 | US20040062320 Time dispersion symbol encoding/decoding |
04/01/2004 | US20040062299 System and method for detecting multiple direct sequence spread spectrum signals using a multi-mode searcher |
04/01/2004 | US20040062298 System and method for detecting direct sequence spread spectrum signals using pipelined vector processing |
04/01/2004 | US20040062296 Method and apparatus for predicting a signalling code corresponding to a code spur |
04/01/2004 | US20040062192 Method of power allocation and rate control in OFDMA systems |
04/01/2004 | US20040062191 Distributed pilot multicarrier signal designed to limit interference affecting said pilots |
04/01/2004 | DE10335786A1 Zeitgeschichteanzeige von Leistungspegeln von orthogonalen Codes History display of power levels of orthogonal codes |
03/31/2004 | EP1404079A2 Generation of preamble sequences in an multicarrier communication system |
03/31/2004 | EP1404029A1 Method and apparatus for predicting a signalling code corresponding to a code spur |
03/31/2004 | EP1402699A1 Method and apparatus for transmitting data in a time division duplex system |
03/31/2004 | EP1402697A1 Frequency correction with symmetrical phase adjustment in each ofdm symbol |
03/31/2004 | EP1402677A1 Method and device for providing timing information in a wireless communications system |
03/31/2004 | EP1125390B1 Method for displaying the modulation error of a multiple carrier signal |
03/31/2004 | EP1032959B1 Device and method for performing frame sync using sync channel in mobile communication system |
03/31/2004 | EP0879523B1 Method and apparatus for time synchronisation in a multi-carrier signal receiver |
03/31/2004 | CN1486553A Non-linear code-division multiple access technology with improved detection algorithms and error correction coding |
03/31/2004 | CN1486551A Ofdm signal transmission system, mobile terminal and electronic commerce system |
03/31/2004 | CN1486001A Pipelined low complexity fft/ifft processor |
03/31/2004 | CN1144436C Quasi-orthogonal code mask generating device in mobile communication system |
03/31/2004 | CN1144434C Method for generating and decoding orthogonal multiple carrier signal |
03/31/2004 | CN1144404C Transmitting/receiving device and its modulation method and estimation method |
03/31/2004 | CN1144393C Method and apparatus for transmission and reception of transmission rate in CDMA communication system |
03/30/2004 | US6714520 System, apparatus method for multi-carrier transmission |
03/30/2004 | US6714511 OFDM transmission/reception apparatus having a guard interval length changing function |
03/30/2004 | CA2349220C Dedicated control channel handoff in cdma communication system |
03/25/2004 | WO2004025874A1 Radio transmission device and radio transmission method |
03/25/2004 | WO2004025870A1 Transmission power optimization in ofdm wireless communication system |
03/25/2004 | WO2004010591A3 Orthogonal variable spreading factor (ovsf) code assignment |
03/25/2004 | WO2003098812A3 System and method for fast walsh transform processing in a multi-coded signal environment |
03/25/2004 | US20040059988 Transmission apparatus, reception apparatus, transmission method, and reception method |
03/25/2004 | US20040059766 Pipelined low complexity FFT/IFFT processor |
03/25/2004 | US20040058701 Transmitting/receiving apparatus and method for reducing PAPR in an OFDM mobile communication system |
03/25/2004 | US20040057564 Power spectral density masks for ADSL+ |
03/25/2004 | US20040057528 Method for synchronizing seamless rate adaptation |
03/25/2004 | US20040057508 Systems and methods for a multi-carrier transceiver with radio frequency interference reduction |
03/24/2004 | EP1401230A1 Base station device and communication terminal device |
03/24/2004 | EP1401134A1 AUTOMATIC GAIN CONTROL CIRCUIT AND METHOD THEREOF, AND DEMODULATION APPARATUS USING THE SAME |
03/24/2004 | EP1401133A1 MULTICARRIER TRANSMITTER, MULTICARRIER RECEIVER, AND MULTICARRIER WIRELESS COMMUNICATION METHOD |
03/24/2004 | EP1401122A2 Orthogonal frequency division multiplexing receiver |
03/24/2004 | EP1400083A1 Method and system for compensation of a carrier frequency offset in an ofdm receiver |
03/24/2004 | EP1400035A1 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion |
03/24/2004 | EP1400027A1 Apparatus and method for transmitting tfci bits for a hard split mode in a cdma mobile communication system |
03/24/2004 | EP1125409B1 Method for measuring and evaluating multi-carrier signals |
03/24/2004 | CN1484906A OFdma with adaptive subcarrier cluster configuration and selective loading |
03/24/2004 | CN1484877A Carrier interferometry coding and multicarrier processing |
03/24/2004 | CN1143467C Communication methods and apparatus based on orthogonal Hadamard-based sequences having selected correlation properties |
03/24/2004 | CN1143463C Method and apparatus for AM compatible digital broadcasting |
03/23/2004 | US6711221 Sampling offset correction in an orthogonal frequency division multiplexing system |