Patents for H04L 27 - Modulated-carrier systems (89,721) |
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04/27/2011 | EP2315405A1 Method and device for error phase detection of PSK and/or QAM modulated signals |
04/27/2011 | EP2315404A1 Process for decoding ALAMOUTI block code in an OFDM system, and receiver for the same |
04/27/2011 | EP2315386A1 OFDM communications methods and apparatus |
04/27/2011 | EP2315366A1 Automatic identification system receiver and satellite payload comprising the same |
04/27/2011 | EP2315362A2 Wireless transmitter for high mobility and high throughput and mode control method thereof |
04/27/2011 | EP2315357A2 Multi-stage code generator and decoder for communication systems |
04/27/2011 | EP2315356A1 Multi-stage code generator and decoder for communication systems |
04/27/2011 | EP2315350A2 Digital phase locked loop |
04/27/2011 | EP2314095A1 Interference mitigation by transmitting on a second, lower, power level |
04/27/2011 | EP2314036A1 Method and apparatus for ofdm spectral diversity using guard bands |
04/27/2011 | EP2314035A1 Methods and systems for reducing papr of an ofdm signal |
04/27/2011 | EP2314034A1 Methods and apparatuses for estimating time delay and frequency offset in single frequency networks |
04/27/2011 | EP2314014A1 Methods and systems for sticky region allocation in ofdma communication systems |
04/27/2011 | EP2314013A1 Methods and systems for dynamic sticky region allocation in map-based communication systems |
04/27/2011 | EP2195984B1 Telecommunications frame structure accommodating differing formats |
04/27/2011 | EP2166720B1 A method, apparatus and terminal device for symbol interleaving |
04/27/2011 | EP1569372B1 Orthogonal frequency multi-carrier transmission device and transmission method |
04/27/2011 | EP1525727B1 Method and apparatus for decision feedback equalization |
04/27/2011 | CN201813398U Digital circuit for implementing binary frequency shift keying modulation |
04/27/2011 | CN1968236B Doppler frequency offset estimation method |
04/27/2011 | CN1964341B A method to estimate frequency offset for receiving end of MIMO orthogonal frequency division multiplexing system |
04/27/2011 | CN1864347B Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals |
04/27/2011 | CN1774868B Tuner for radio frequency receivers and associated method |
04/27/2011 | CN102037772A Method and apparatus for improving transmission efficiency of synchronous shift commond in synchronization of TD-SCDMA uplink |
04/27/2011 | CN102037700A Carrier recovery device and method, and demodulator |
04/27/2011 | CN102037699A Distortion compensation circuit and distortion compensation method |
04/27/2011 | CN102037698A Apparatus and method for channel estimation in a mobile communication system |
04/27/2011 | CN102037697A Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system |
04/27/2011 | CN102037696A Method for moving quantization noise introduced in fixed-point calculation of fast fourier transforms |
04/27/2011 | CN102037695A Communication system, transmitter, receiver and information recording medium |
04/27/2011 | CN102037479A Rfid transponder |
04/27/2011 | CN102036408A Equipment and method for transmitting and receiving random access preamble |
04/27/2011 | CN102036401A Multi-carrier channel configuration method, device and communication system |
04/27/2011 | CN102036386A LTE-A system and resource distribution method of physical downlink control channel of relay link |
04/27/2011 | CN102036291A Method and device for processing channel quality report of backhaul link |
04/27/2011 | CN102036135A Orthogonal frequency division multiple access (OFDMA) passive optical network transmission system |
04/27/2011 | CN102036134A OFDM (Orthogonal Frequency Division Multiplexing)-based convergence type OAN (Optical Access Network) system and method |
04/27/2011 | CN102035790A OFDM (orthogonal frequency division multiplexing) self-adaptive synchronization method under multipath channel |
04/27/2011 | CN102035789A Optical orthogonal frequency division multiplexing (OFDM) dynamic allocation-based passive access network system and method |
04/27/2011 | CN102035788A Radio transmission device, radio reception device, radio transmission method, and radio reception method |
04/27/2011 | CN102035787A Band sequencing Turbo enhancement method for multiple-input multiple-output-orthogonal frequency division multiplexing (MIMO-OFDM) wireless communication receiver |
04/27/2011 | CN102035786A Time division duplex transmission method for broadband wireless communication system |
04/27/2011 | CN102035785A Frequency-division duplexing transmission method for wideband wireless communication system |
04/27/2011 | CN102035784A Method and apparatus for interference mitigation in a baseband OFDM receiver |
04/27/2011 | CN102035783A Pilot frequency transmission method for double user data flows |
04/27/2011 | CN102035782A Mapping method and device for demodulation reference symbol in expansion of cyclic prefix |
04/27/2011 | CN102035781A Frequency domain equalization error inhibiting method and device used for single-carrier communication receiver |
04/27/2011 | CN102035780A Method and device for multiplexing physical uplink control channel |
04/27/2011 | CN102035779A Demodulation module, signal analysis device and signal analysis method |
04/27/2011 | CN102035778A Digital baseband processor used for wideband wireless communication |
04/27/2011 | CN102035777A Processing method and system and configuration method for demodulation pilot frequency, base station and user equipment |
04/27/2011 | CN102035776A Demodulator and demodulation method |
04/27/2011 | CN102035775A 移频器 Frequency shifter |
04/27/2011 | CN102035774A Single-frequency carrier phase positioning method and device |
04/27/2011 | CN102035773A Method and device for forming uplink burst pulses in communication system |
04/27/2011 | CN102035772A Multi-carrier-based blind detection method and user equipment (UE) |
04/27/2011 | CN102035771A Method and device for eliminating direct current offset |
04/27/2011 | CN102035769A Phase shift keying signal blind detection method based on plural discrete full-feedback neural network |
04/27/2011 | CN102035768A Method and device for measuring carrier to interference and noise ratio |
04/27/2011 | CN102035767A Channel estimation method and device |
04/27/2011 | CN102035622A Device, system and method of communicating data over wireless communication symbols with check code |
04/27/2011 | CN102035610A Initial state vector control-based full-feedback neural network blind detection method |
04/27/2011 | CN102035609A Signal blind detection method based on a plurality of continuous unity feedback neural networks |
04/27/2011 | CN102035603A Method and device for erasing and interposing D8PSK/ASK orthogonal optical label based on EAM |
04/27/2011 | CN102035601A Method for improving transmission capacity of multimode fiber communication system |
04/27/2011 | CN102035581A Radio communication device, radio communication system, and radio communication method |
04/27/2011 | CN102035577A Wireless communication device, wireless transmission system and wireless transmission method |
04/27/2011 | CN102035573A Method of communicating with using electric power line for mobile body |
04/27/2011 | CN102034480A Communication method of underwater digital voice |
04/27/2011 | CN101431500B Modulation method for anti-fading digital television ground broadcasting transmitter |
04/27/2011 | CN101431499B Space-frequency modulation method for anti-interference digital television ground broadcasting transmitter |
04/27/2011 | CN101399795B Modulating and demodulating method for orthogonal differential chaos phase shift-keying of digital signal |
04/27/2011 | CN101383808B Digital television ground broadcast transmitter modulation method based on embedded training sequence and BICM |
04/27/2011 | CN101364853B Carrier sensing method for multi-point access system |
04/27/2011 | CN101340526B Digital television signal receiving apparatus and method |
04/27/2011 | CN101292420B Polar modulation apparatus and method using FM modulation |
04/27/2011 | CN101262459B ASK transmitter in capable of controlling the modulation index |
04/27/2011 | CN101257472B Orthogonal frequency division multiplexing receiver system and its automatic gain control method |
04/27/2011 | CN101242390B Carrier frequency deviation estimation algorithm based on known sequence interference self-association |
04/27/2011 | CN101242389B A frame synchronization method |
04/27/2011 | CN101160889B Method of determining the location of the fft window and the delay spread for the platinum broadcast channel estimator |
04/27/2011 | CN101151807B Exploiting multiuser diversity through phase modulation multiplexing |
04/27/2011 | CN101087281B A measurement method and device of orthogonal range modulation N/S ratio and N/R ratio |
04/26/2011 | US7933616 Method of estimating the distance between two radio equipments |
04/26/2011 | US7933569 Timing adjustment method for wireless communication apparatus |
04/26/2011 | US7933564 Method for the multi-antenna transmission of a linearly-precoded signal, corresponding devices, signal and reception method |
04/26/2011 | US7933549 Method and architecture for wireless communication networks using cooperative relaying |
04/26/2011 | US7933369 Apparatus for automatic gain control and wireless receiver employing the same |
04/26/2011 | US7933368 Method and apparatus for implementing a digital signal quality metric |
04/26/2011 | US7933367 Method and apparatus for implementing seek and scan functions for an FM digital radio signal |
04/26/2011 | US7933366 Channel estimation method and system using linear correlation based interference cancellation (LCIC) combined with decision-feedback-equalization (DFE) |
04/26/2011 | US7933365 Enhanced VSB Viterbi decoder |
04/26/2011 | US7933364 QAM symbol slicing method and apparatus |
04/26/2011 | US7933363 Polarization diversity |
04/26/2011 | US7933361 Hybrid DC-offset reduction method and system for direct conversion receiver |
04/26/2011 | US7933360 Method for evaluating signal transmission quality |
04/26/2011 | US7933359 Polar transmitter for increasing modulation rate using multi-phase generator |
04/26/2011 | US7933357 Apparatus and method for transmission and reception in a multi-user MIMO communication system |
04/26/2011 | US7933356 DTV transmitting system and receiving system and method of processing broadcast signal |
04/26/2011 | US7933355 Systems, devices, and methods for training sequence, transmission and reception |