H04L 27 - Modulated-carrier systems

Patents for H04L 27 - Modulated-carrier systems (89,721)
11/2006
11/22/2006	CN1866940A Method and apparatus for processing signal
11/22/2006	CN1866905A Method and apparatus for shaping transmission service stream in network
11/22/2006	CN1866777A Method for setting power bias and carrying out system dispatching
11/22/2006	CN1866763A Channel estimation method based on particle filtering
11/22/2006	CN1286329C Pi/4DQPSK demodulator and its demodulating method
11/22/2006	CN1286311C Receiver
11/21/2006	US7140034 Peripheral for portable viewing apparatus and broadcasting viewing system
11/21/2006	US7139964 Variable modulation with LDPC (low density parity check) coding
11/21/2006	US7139960 Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters
11/21/2006	US7139541 Radio transmission device and method for aligning parameters thereof
11/21/2006	US7139535 Signal processing of an amplitude-modulated and/or phase-modulated high-frequency signal
11/21/2006	US7139343 Digital radio receiver
11/21/2006	US7139340 Robust OFDM carrier recovery methods and apparatus
11/21/2006	US7139339 Iterative data-aided carrier frequency offset estimation for code division multiple access systems
11/21/2006	US7139338 Receiver
11/21/2006	US7139337 Efficient partial response equalization
11/21/2006	US7139336 Method and system for channel estimation using iterative estimation and detection
11/21/2006	US7139335 Optimal decision metric approximation in bit-soft decisions
11/21/2006	US7139334 Cooperative code-enhanced multi-user communications system
11/21/2006	US7139333 Frequency error estimating receiver, and frequency error estimating method
11/21/2006	US7139332 Quadrature receiver sampling architecture
11/21/2006	US7139331 Characterizing channel response in a single upstream burst using redundant information from training tones
11/21/2006	US7139330 System for signal mixing and method thereof
11/21/2006	US7139329 Receiver in a radio communication system
11/21/2006	US7139328 Method and apparatus for closed loop data transmission
11/21/2006	US7139327 Digital pre-distortion of input signals for reducing spurious emissions in communication networks
11/21/2006	US7139323 Multi-frequency data transmission channel power allocation
11/21/2006	US7139322 Method for reducing peak-to-average power ratios in a multi-carrier transmission system
11/21/2006	US7139321 Channel estimation for wireless OFDM systems
11/21/2006	US7139319 Wireless RF link for uncompressed transmission of HDTV signals
11/21/2006	US7139310 Method for transmitting data streams, and warm start sequence for S(H)DSL transmission/reception devices
11/21/2006	US7139307 Radio receiver
11/21/2006	US7139257 System and method for coding and identification in a wireless transmit and receive protocol for single-frequency peripheral devices
11/21/2006	US7138882 Architecture for universal modulator
11/16/2006	WO2006122291A2 Using soft bit decisions to improve dpsk demodulation of sps data
11/16/2006	WO2006122146A2 Method and apparatus for distributed compressed sensing
11/16/2006	WO2006121721A2 Method and apparatus for estimating signal-to-noise ratio based on dedicated physical channel pilot symbols
11/16/2006	WO2006121679A1 System, apparatus and method of varying channel bandwidth
11/16/2006	WO2006121626A2 Method and system for i/q imbalance and dc offset correction
11/16/2006	WO2006121409A1 Method and apparatus for transceiving xdsl and hpna signals in a network
11/16/2006	WO2006121381A1 Method and arrangement in wireless communication networks using relaying
11/16/2006	WO2006121271A1 System and method for channel estimation in a delay diversity wireless communication system
11/16/2006	WO2006120298A1 Radio resource control in fdma system
11/16/2006	WO2006120296A1 Radio resource allocation in telecommunication system
11/16/2006	WO2006119794A1 Bit reliability equalization by modulation switching for harq
11/16/2006	WO2006119583A1 Method and system for communicating information in a digital signal
11/16/2006	WO2006103585A3 Signal transmitter for wideband wireless communication
11/16/2006	WO2006078730A3 Communication system with low power, dc-balanced serial link
11/16/2006	WO2006076080A3 A ofdm communication and a method of transmitting data therefor
11/16/2006	WO2006057890A3 A memoryless spectrum correction algorithim for non-ideal i/q demodulators
11/16/2006	WO2006056837B1 Reduced parallel and pipelined high-order mimo lmmse receiver architecture
11/16/2006	WO2006001003A3 Interference canceller with fast phase adaptation
11/16/2006	WO2005104388B1 System for synchronizing a portable transceiver to a network
11/16/2006	WO2000031888A9 System and method for demodulating global positioning system signals
11/16/2006	US20060258316 Receiver having a signal reconstructing section for noise reduction, system and method thereof
11/16/2006	US20060256895 Apparatus for compensating for phase mismatch in opsk demodulator
11/16/2006	US20060256894 Frequency offset compensation in radio receiver
11/16/2006	US20060256893 Wire communications systems and methods employing single and multiple sinewave modulation and demodulation techniques
11/16/2006	US20060256890 Noise cancelling method and apparatus
11/16/2006	US20060256889 Demodulation method and demodulation circuit
11/16/2006	US20060255874 Semiconductor integrated circuit and radio communication apparatus for communication
11/16/2006	US20060255156 Pll circuit, demodulator circuit, ic card, and ic card processing apparatus
11/16/2006	DE102006010900A1 Method for contactless transmission of digital coded multicarrier data, especially frequency multiple (FM) over subchannels of frequency channel
11/16/2006	CA2543517A1 Transmission and detection in ultrawide band communications
11/15/2006	EP1722528A1 Frequency offset compensation in radio receiver
11/15/2006	EP1722527A1 Synchronisation symbol structure for OFDM system
11/15/2006	EP1722477A2 Iterative decoding apparatus and method with varying number of iterations
11/15/2006	EP1721486A1 Cellular radiotelephone signal permitting synchronisation of a supplementary channel by means of a principal channel and corresponding method terminal and base station
11/15/2006	EP1721434A1 Data loading method, transmitter, and base station
11/15/2006	EP1721433A1 Ofdm transceiver structure with time-domain scrambling
11/15/2006	EP1721432A1 Multiscale wireless communication
11/15/2006	EP1721404A1 An apparatus and associated methods to introduce diversity in a multicarrier communication channel
11/15/2006	EP1665533A4 Digital rf transceiver with multiple imaging modes
11/15/2006	EP1366591B1 Method of symbol timing synchronization in communication systems
11/15/2006	EP1352478B1 Method and system for allocating convolutional encoded bits into symbols before modulation
11/15/2006	CN1864382A Apparatus and method of multiple antenna receiver combining of high data rate wideband packetized wireless communication signals
11/15/2006	CN1864381A Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system
11/15/2006	CN1864380A Method and device for calculating zero crossing reference sequences for signal detection of angle-modulated signals based on zero crossings of the received signal
11/15/2006	CN1864375A Method and apparatus for transmitting wireless signals on multiple frequency channels in a frequency agile network
11/15/2006	CN1864360A Multiple antenna multi-input multi-output transmission
11/15/2006	CN1864357A OFDM system and method employing OFDM symbols with known or information-containing prefixes
11/15/2006	CN1864347A Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals
11/15/2006	CN1863367A Multi-mode wireless network communication system
11/15/2006	CN1863184A Signal decomposition apparatus and signal decomposition method
11/15/2006	CN1863183A Constrained-envelope transmitter and method therefor
11/15/2006	CN1863182A Method for improving signal transmission rate in mobile communication system
11/15/2006	CN1863181A Method and system for multiplexing data and control information in wireless communication systems
11/15/2006	CN1863180A Method for estimating channel shock response effective orders in wireless communication system
11/15/2006	CN1863179A Wireless RF transmitter and controller
11/15/2006	CN1863164A Method for controlling reverse congestion of ABIS interface and transceiver base station
11/15/2006	CN1863162A Method and apparatus for processing direct connected network route
11/15/2006	CN1863161A Method for processing service
11/15/2006	CN1863145A Method for correcting service quality in interworking WLAN
11/15/2006	CN1862979A Semiconductor integrated circuit and radio communication apparatus for communication
11/15/2006	CN1862974A Wireless communication system for reducing frequency repeat utilization ratio
11/15/2006	CN1862565A Coding format for passive RF identifying system
11/15/2006	CN1285189C Method and device for allocating a communication signal to multiple carrier frequencies in a multi carrier communication scheme
11/15/2006	CN1285020C Display card for increasing video play smooth degree
11/14/2006	US7137047 Method and apparatus for selection of ARQ parameters and estimation of improved communications
11/14/2006	US7136628 Adaptive digital predistortion method and apparatus for wireless transmitter

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