Patents for H04L 27 - Modulated-carrier systems (89,721)
10/2011
10/26/2011CN101141426B Channel estimation method used for multi-user multi-aerial system
10/26/2011CN101102136B A forming method for broadband random wave bundle
10/25/2011US8045703 Apparatus and method for echo-cancellation
10/25/2011US8045659 OFDM receiver and its automatic gain control circuit
10/25/2011US8045658 Reception apparatus, reception method and program
10/25/2011US8045657 Enhanced carrier frequency offset estimator
10/25/2011US8045656 Weather band radio having digital frequency control
10/25/2011US8045655 Apparatus and method for signal detection in a cognitive radio-based wireless communication system
10/25/2011US8045654 Matched detector/channelizer with adaptive threshold
10/25/2011US8045653 Method and system for controlling a receiver in a digital communication system
10/25/2011US8045652 Efficient decoding of spatially-multiplexed signals
10/25/2011US8045651 Method and system for redundancy-based decoding in 8-PSK GSM systems
10/25/2011US8045650 Radio receiving apparatus
10/25/2011US8045649 Carrier recovery system and carrier recovery method
10/25/2011US8045647 Low power, high speed receiver circuit for use in a semiconductor integrated circuit
10/25/2011US8045645 Signal processor for estimating signal parameters using an approximated inverse matrix
10/25/2011US8045644 Mobile terminal, radio communication apparatus and radio communication method
10/25/2011US8045642 IQ-modulator pre-distortion
10/25/2011US8045641 Encoding of RFID
10/25/2011US8045639 Method for transmitting data in a MIMO communication system
10/25/2011US8045634 Methods and apparatus for use in reducing residual phase error in OFDM communication signals
10/25/2011US8045633 Estimation of length of channel impulse response
10/25/2011US8045632 Systems and methods for dual-carrier modulation encoding and decoding
10/25/2011US8045631 Method and apparatus for packet detection in wireless communication system
10/25/2011US8045630 Scattered pilot location detector
10/25/2011US8045629 DSL data collection system
10/25/2011US8045627 Method for reducing the crest factor
10/25/2011US8045603 Method and a multi-carrier transceiver supporting dynamic switching between active application sets
10/25/2011US8045601 Method for synchronizing seamless rate adaptation
10/25/2011US8045449 OFDM receiver and methods for operating in high-throughput and increased range modes
10/25/2011US8044742 Wideband phase modulator
10/25/2011US8044713 Receiving circuit and method for receiving an amplitude shift keying signal
10/25/2011CA2471124C Channel estimation device and method, demodulation device and method, and fading frequency decision device and method
10/25/2011CA2432801C Increasing data throughput in optical fiber transmission systems
10/20/2011WO2011130655A1 Coordinated silent period with sounding reference signal (srs) configuration
10/20/2011WO2011130443A1 Training sequences for very high throughput wireless communication
10/20/2011WO2011130363A1 Method and apparatus for constructing very high throughput short training field sequences
10/20/2011WO2011130111A2 Systems and methods for frequency domain realization of non-integer fractionally spaced time domain equalization
10/20/2011WO2011129734A1 A method and apparatus for reference signal muting detection in a wireless communication network
10/20/2011WO2011129650A2 Method and device for receiving downlink signal
10/20/2011WO2011129626A2 Method and system for mapping uplink control information
10/20/2011WO2011129611A2 Method and apparatus of transmitting uplink signal
10/20/2011WO2011129064A1 Ofdm modulator, ofdm transmission apparatus, and ofdm modulation method
10/20/2011WO2011128805A1 Channel estimation for equalizer using serial localization with indecision
10/20/2011WO2011127768A1 Method and device for generating reference cancellation signal
10/20/2011WO2011127728A1 Method and device for coarse synchronization of sub-frame
10/20/2011WO2011127621A1 Determination of frequency offset
10/20/2011WO2011106626A3 Blind timing synchronization and low complexity channel estimation in aco-ofdm systems
10/20/2011WO2011104739A3 Method for reducing the peak- to -average power ratio of an orthogonal frequency division multiplexing modulated signal by mapping symbols in geometric loci, and relevant system
10/20/2011WO2011071310A3 Method for transmitting control information in a carrier aggregation system, receiving method, and terminal
10/20/2011WO2011062455A3 Signal transmission and reception apparatus using on-off modulation
10/20/2011WO2011053069A3 Transmission method of data in multi-user wireless communication system
10/20/2011WO2011052964A3 Method for transmitting and receiving signal of relay in radio communication system supporting multiple carriers
10/20/2011US20110258518 Variable modulation with LDPC (Low Density Parity Check) coding
10/20/2011US20110255642 Receiving apparatus, and computer readable memory medium that stores a program
10/20/2011US20110255641 Receiver for Voice Services Over Adaptive Multi-User channels on One Slot
10/20/2011US20110255640 Receiver, receiving device, and method for terrestrial mobile multimedia broadcasting
10/20/2011US20110255638 Channel estimation for equalizer using serial localization with indecision
10/20/2011US20110255637 Ofdm transmission signal generation apparatus and method, and ofdm reception data generation apparatus and method
10/20/2011US20110255634 Pulse wireless communication device
10/20/2011US20110255633 Digital Transmitter
10/20/2011US20110255632 Signaling of mixture combination sets
10/20/2011US20110255631 Methods and apparatus for fast synchronization using tail biting convolutional codes
10/20/2011US20110255630 Enhanced MBS for OFDM Systems
10/20/2011US20110255626 Method for configuring physical layer of low frequency band based on wireless magnetic field communication, and computer-readable recording medium including program for executing the method
10/20/2011US20110255624 Multiuser mimo system, receiver, and transmitter
10/20/2011US20110255623 Data transmissions in a mobile communication system employing diversity and constellation rearrangement of a 16 qam scheme
10/20/2011US20110255621 Synchronized multipoint-to-point communication using orthogonal frequency division
10/20/2011US20110255620 Allocating and receiving tones for a frame
10/20/2011US20110255619 Method and system for mapping uplink control information
10/20/2011US20110255618 Method and system for multi-user transmit opportunity for multi-user multiple-input-multiple-output wireless networks
10/20/2011US20110255617 Radio apparatus
10/20/2011US20110255615 Apparatus for Data Recovery in a Synchronous Chip-to-Chip System
10/20/2011US20110255614 Apparatus for providing digital content and method thereof
10/20/2011US20110255613 System and Method for Feeding Back Channel Information
10/20/2011US20110255612 Mixed signal stochastic belief propagation
10/20/2011US20110255607 Docking station
10/20/2011US20110255587 Reception device and scrambling code decoding method
10/20/2011US20110255586 Systems and methods for frequency domain realization of non-integer fractionally spaced time domain equalization
10/20/2011US20110255583 Electrical pulse data transmission using a look-up table
10/20/2011US20110255581 Pre-Distorting A Transmitted Signal For Offset Cancellation
10/20/2011US20110255579 Communication apparatus, method of controlling same and communication system
10/20/2011US20110255577 Apparatus for calculating weights associated with a received signal and applying the weights to transmit data
10/20/2011US20110255576 System for mimo equialization of multi-channel transceivers with precoding
10/20/2011US20110255009 Method and system for an integrated vsb/qam/ntsc/oob plug-and-play dtv receiver
10/20/2011CA2796310A1 Method and system for mapping uplink control information
10/20/2011CA2794666A1 Method and apparatus of transmitting uplink signal
10/19/2011EP2378732A2 A method and apparatus for crest-factor reduction in telecommunications systems
10/19/2011EP2378731A2 Cognative radio communication method
10/19/2011EP2378726A2 Method and apparatus for singular value decomposition of a channel matrix
10/19/2011EP2378701A1 Uplink pilot and signaling transmission in wireless communication systems
10/19/2011EP2378695A2 MIMO WLAN system
10/19/2011EP2378694A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
10/19/2011EP2378685A1 Transmitter apparatus, transmission method, communication system and communication method
10/19/2011EP2378682A2 Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
10/19/2011EP2378679A1 Optical electric field transmitter and optical transmission system
10/19/2011EP2377285A1 Systems and methods for determining the number of channel estimation symbols based on the channel coherence bandwidth
10/19/2011EP2377284A2 Method and apparatus for transmitting uplink control information in multi-carrier wireless communication system
10/19/2011EP2377283A2 Method for performing wireless communication between user equipment and base station in a wireless communication system supporting first user equipment using single frequency band and second user equipment using multiple frequency bands
10/19/2011EP2377282A1 Transmitter with reduced spectral regrowth and associated methods