Patents for H04L 27 - Modulated-carrier systems (89,721) |
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07/23/2003 | EP1330092A2 Multiresolution transmission |
07/23/2003 | EP1330091A1 Method of selecting a position of a FFT window in a COFDM receiver |
07/23/2003 | EP1330090A2 Multiresolution transmission with multicarrier modulation |
07/23/2003 | EP1330089A2 Multiresoltion transmission and error correction coding with multicarrier signals |
07/23/2003 | EP1330088A2 Multiresolution transmission |
07/23/2003 | EP1330087A2 Symbol timing recovery for multicarrier receivers |
07/23/2003 | EP1330063A1 Signal multiplexer |
07/23/2003 | EP1330045A1 Transmitter and receiver of spectrum spread communication system, and modulation and demodulation methods thereof |
07/23/2003 | EP1330041A1 A method and an apparatus for improving the carriers' output power of a broadband multi-carrier base-station |
07/23/2003 | EP1329071A2 Data allocation for multicarrier transmission |
07/23/2003 | EP1329070A2 Method for generating soft bit information from gray coded signals |
07/23/2003 | EP1329043A2 An improved threshold extension block phase estimator for quasi-coherent communications systems |
07/23/2003 | EP1329028A1 Subharmonic mixer circuit and method |
07/23/2003 | EP1236327A4 Vector modulation system and method for wideband impulse radio communications |
07/23/2003 | EP1219039B1 Device and method for processing a digital data signal in a cdma radio transmitter |
07/23/2003 | EP0860071A4 System and method for multiplexing a spread spectrum communication system |
07/23/2003 | EP0700616B1 A frequency agile radio |
07/23/2003 | CN1432245A Double information packet configuration of radio communication |
07/23/2003 | CN1432244A Method for synchronising OFDM symbols during radio transmissions |
07/23/2003 | CN1432225A Radio device |
07/23/2003 | CN1115909C Single-carrier-frequency transmitter of GSM base station |
07/23/2003 | CN1115874C Circuit and method for adaptively calculating decision error of digital signal in digital modulation system |
07/23/2003 | CN1115835C Circuit for detecting phase of received signal |
07/23/2003 | CN1115834C Signal Point arrangement dipersion calculation circuit |
07/23/2003 | CN1115833C Method and device for digitally demodulating frequency modulated signal |
07/23/2003 | CN1115797C Double-mode demodulator |
07/23/2003 | CN1115793C Wide-band CDMA system binary phase-shift keying/orthogonal phabe-shift keying modulator |
07/23/2003 | CN1115774C Method and appts. for automatic gain control in digital receiver |
07/22/2003 | US6598203 Parallel punctured convolutional encoder |
07/22/2003 | US6598200 Method and apparatus for frequency domain data frame transmission |
07/22/2003 | US6597754 Compensation of frequency pulling in a time-division duplexing transceiver |
07/22/2003 | US6597751 Method of displaying signals in the presence of inter symbol interference |
07/22/2003 | US6597748 Method and apparatus for receiving a signal |
07/22/2003 | US6597747 Baseband signal processing circuit capable of accurately setting phase difference between analog I signal and analog Q signal to 90 degrees |
07/22/2003 | US6597746 System and method for peak to average power ratio reduction |
07/22/2003 | US6597745 Reduced complexity multicarrier precoder |
07/22/2003 | US6597744 Transmitter for electronic article surveillance system |
07/22/2003 | US6597733 Equalizer performance enhancements for broadband wireless applications |
07/22/2003 | US6597728 Device and method for correcting local oscillation frequency of radio reception device according to pilot synchronous detection |
07/22/2003 | US6597726 Receiver including an apparatus for generating complex four-phase sequences |
07/22/2003 | US6597725 Carrier phase follower and frequency hopping receiver |
07/22/2003 | US6597251 Method for demodulating signal |
07/22/2003 | US6597247 Circuit for the frequency multiplication of an angle modulated signal using a PLL and method |
07/22/2003 | US6597238 Demodulating circuit of wireless receiving apparatus and demodulating method |
07/22/2003 | US6597208 Digital synthesizer with coherent division |
07/22/2003 | US6595414 Passive data carrier having means for reducing the power consumption |
07/22/2003 | CA2177221C Process for incorporating binary data to a carrier wave, particularly a light wave, and transmission system using said process |
07/22/2003 | CA2136615C Qam signal encoding/decoding system |
07/22/2003 | CA2086295C Method of coherent modulation and demodulation for hf data transmission at high bit rate |
07/17/2003 | WO2003058904A1 Joint equalization, soft-demapping and phase error correction in wireless system with receive diversity |
07/17/2003 | WO2003058887A1 Co-existence of ofdm and dsss/cck stations in a wlan |
07/17/2003 | WO2003058881A2 Coexistence of modulation schemes in a wlan |
07/17/2003 | WO2003058852A1 System and method for avoiding stall using timer for high-speed downlink packet access system |
07/17/2003 | WO2003058839A1 Rake receiver with individual finger compensator(s) |
07/17/2003 | US20030135532 Apparatus and method for correcting signal imbalances using complex multiplication |
07/17/2003 | US20030134607 Multi-channel communications transceiver |
07/17/2003 | US20030133525 Method and apparatus for frame alignment in discrete multitone transceivers |
07/17/2003 | US20030133518 Estimation and correction of DC offset in the presence of frequency offset |
07/17/2003 | US20030133517 Signal generating circuit |
07/17/2003 | US20030133515 Transmitting apparatus and method, receiving apparatus and method, program and recording medium, and transmitting/receiving system |
07/17/2003 | US20030133498 Method for setting up a data transmission link between xDSL transceivers |
07/17/2003 | US20030133433 Method and system for reduction of peak-to-average power ratio of transmission signals comprising overlapping waveforms |
07/17/2003 | US20030133404 Pre-distortion method for telecommunication system and transmitter for mobile terminal of MC-CDMA telecommunication system |
07/17/2003 | DE10162545C1 Multi-carrier data transmission method with adaptive modulation of data dependent on actual channel status information |
07/16/2003 | EP1328100A1 OFDM receiver and method for correcting multipath phase deviation using a training sequence and for performing carrier and clock recovery using pilot symbols |
07/16/2003 | EP1328099A1 Optimised bit loading for VDSL |
07/16/2003 | EP1328098A1 Code division multiple access communication system and method using ternary phase shift keying |
07/16/2003 | EP1328083A1 Pre-distortion method for an MC-CDMA uplink |
07/16/2003 | EP1328067A1 Hetrodyne receiver and ic |
07/16/2003 | EP1327343A1 Adaptive equaliser |
07/16/2003 | EP1327342A1 Channel estimate predicted from several previous channel estimates, for pre-equalization |
07/16/2003 | EP1166433B1 Signal processing |
07/16/2003 | EP1105978B1 Method for simultaneously measuring the propagating characteristics of a plurality of radioelectric channels |
07/16/2003 | EP0922346B1 Improvements in, or relating to, multi-carrier transmission systems |
07/16/2003 | EP0914719B1 Method and apparatus for detecting communication signals having unequal error protection |
07/16/2003 | CN1430843A Device and method for verifying reception of signal with predetermined frequency |
07/16/2003 | CN1430818A CDMA system which uses pre-rotation before transmission |
07/16/2003 | CN1430390A Device and method for compensating error of analog integral modulator |
07/16/2003 | CN1430354A Method for suppressing phase noise by transmission parameter signallings |
07/16/2003 | CN1430353A Minimum Eustachian distance maximized constellation mapping cascade error-correction coding method |
07/16/2003 | CN1430334A Emitter device and communication system using the device |
07/16/2003 | CN1430209A Information storage medium, information recording device and information playback device |
07/16/2003 | CN1115048C Signal transmitting, receiving device and method, signal transmitting system and signal transmitting-receiving method |
07/16/2003 | CN1115032C Receiver with controllable amplifier means |
07/16/2003 | CN1115030C Apparatus for generating absolute phase of signal received by receiver |
07/16/2003 | CN1115028C Data receiving apparatus and demodulator circuit |
07/16/2003 | CN1115020C Delay detection demodulation system |
07/16/2003 | CN1115005C Multi-carrier tansmission system and method thereof |
07/16/2003 | CN1114895C Local frequeny correction |
07/15/2003 | US6594715 Method and apparatus for interfacing asymmetric digital subscriber lines to a codec |
07/15/2003 | US6594360 Circuit configuration for two-wire/four-wire conversion |
07/15/2003 | US6594328 Method and apparatus for facilitating an estimation of a carrier frequency error in a receiver of a wireless communication system |
07/15/2003 | US6594322 Method of distributed loop control for a multicarrier telephony transport |
07/15/2003 | US6594320 Orthogonal Frequency Division Multiplexed (OFDM) carrier acquisition method |
07/15/2003 | US6594319 Apparatus and method for determining the closest coset points in a trellis decoder |
07/15/2003 | US6594318 Method and apparatus for computing soft decision input metrics to a turbo decoder |
07/15/2003 | US6594304 Adaptive configurable class-A/class-B transmit DAC for transceiver emission and power consumption control |
07/15/2003 | US6594286 Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal |
07/15/2003 | US6593827 Modulating array transmitter autocalibration method and system |
07/10/2003 | WO2003056774A1 Qam multiresolution system with automatic repeat request for each data stream_________________ |