Patents for H04L 25 - Baseband systems (55,083)
09/2013
09/11/2013CN101690055B Bursty interference suppression for communications receivers
09/11/2013CN101674471B New frame and data pattern structure for multi-carrier systems
09/11/2013CN101632241B Physical layer repeater utilizing real time measurement metrics and adaptive antenna array to promote signal integrity and amplification
09/11/2013CN101627593B Channel estimation using frequency smoothing
09/11/2013CN101199171B Adaptive time-filtering for channel estimation in OFDM system
09/10/2013US8532831 Data communication in a multi-wire irrigation control system
09/10/2013US8532687 Methods for geographic optimization of cellular telephone transmit power settings
09/10/2013US8532225 DC compensation for VLIF signals
09/10/2013US8532223 Power amplifying device and power amplifying method
09/10/2013US8532208 Transmission method and transmission apparatus
09/10/2013US8531938 Transmit processing using receiver functions
09/06/2013WO2013130886A1 Connected mode gap measurement for lte tdd
09/06/2013WO2013128188A1 Communication with an underwater vehicle
09/06/2013WO2013127691A1 Apparatus, method and computer program for controlling transmission points in a mobile communication system
09/05/2013US20130231939 Computationally efficient audio coder
09/05/2013US20130230124 Method and Apparatus for Transmit Signal Pulse Shaping
09/05/2013US20130230116 Multi-resolution precoding codebook
09/05/2013US20130230115 Signaling in wireless communication systems
09/05/2013US20130230090 Adaptive equalization method and adaptive equalizer
09/04/2013EP2634985A2 Extension of ethernet PHY to channels with bridged tap wires
09/04/2013EP2634983A2 Data transmission apparatus, data transmission system and data transmission method
09/04/2013EP2634982A1 Systems and methods for enhanced channel estimation in wireless communication systems
09/04/2013EP2634923A1 Interference Mitigation in a Communication System
09/04/2013EP2633659A1 Soft value generation using serial localization with indecision
09/04/2013EP2633658A1 Crosstalk control method and apparatus
09/04/2013EP2633638A1 Transmission of a data packet having two reference sequences and corresponding receiver comprising an equaliser
09/04/2013EP2633627A2 Digital i/q imbalance compensation in a quadrature receiver
09/04/2013EP2633626A1 Transmission method and system
09/04/2013EP2633471A1 Reader and method for reading data
09/04/2013EP1396158B1 Transmittal of heartbeat signal at a lower level than heartbeat request
09/04/2013CN203181056U Novel anti-interference modem
09/04/2013CN203180959U Signal receiving apparatus and digital television terminal
09/04/2013CN203180956U Communication system based on high efficiency CFR processing
09/04/2013CN103283197A Covariance estimation method for space-requency domain equalization and apparatus and system associated therewith
09/04/2013CN103283196A Reference signal reception and channel state information determination for multiple nodes in a wireless communication network
09/04/2013CN103283195A Methods for sending and receiving a multicarrier signal, sender, receiver, return signal and computer programs corresponding thereto
09/04/2013CN103283174A Transmission of a data packet having two reference sequences and corresponding receiver comprising an equaliser
09/04/2013CN103283148A Voltage-mode driver with pre-mphasis
09/04/2013CN103281276A Optimal demodulation device and demodulation method for CPM signal
09/04/2013CN103281274A Digital predistortion measurement system and power value calibration measurement method thereof
09/04/2013CN103281273A Direct-current offset optimization method of multi-carrier visible light communication system
09/04/2013CN103281272A OFDM system signal detection method without cyclic prefix on basis of BEM
09/04/2013CN103281271A Method for conducting physical layer network coding in relay system through channel quantization
09/04/2013CN103281270A Forecast decision feedback equalizer
09/04/2013CN103281269A Frequency domain blind source separation algorithm based on improved sequencing algorithm
09/04/2013CN103281268A Precompensation method for in-band group delay fluctuation of satellite navigation signal generating system
09/04/2013CN103281267A Blind channel estimation method in OFDM (Orthogonal Frequency Division Multiplexing) system under pulse noise environment
09/04/2013CN103281266A Method for estimating pseudo-code sequence of pseudo-code phase modulation and sinusoidal frequency modulation (SFM) compound signal based on linear module
09/04/2013CN103281265A Pilot sequence structure in MIMO-OFDM/OQAM (Multi-input Multi-output-Orthogonal Frequency Division Multiplexing/Offset Quadrature Amplitude Modulation) system and channel estimation method
09/04/2013CN103281264A Self-adaptive pilot mode channel estimation algorithm in OFDM (Orthogonal Frequency Division Multiplexing) system
09/04/2013CN102340301B Direct current voltage offset cancellation circuit and system
09/04/2013CN102325109B Rapid FSK (Frequency Shift Keying) demodulation method and full-digital low-power-consumption device for realizing same
09/04/2013CN102201878B Method and apparatus for separating influences of signal source and analyzer on vector modulation error
09/04/2013CN102148636B Antenna calibration method and system
09/04/2013CN102130866B Self-adoption precoding method for multi-input multi-output (MIMO) system in rapid transit railway environment
09/04/2013CN102104889B Cross-layer optimization system and method based on impedance matching
09/04/2013CN102035771B Method and device for eliminating direct current offset
09/04/2013CN101977020B Digital up/down frequency conversion system and implementation method thereof
09/04/2013CN101841384B Reception apparatus
09/04/2013CN101682588B Channel estimator for OFDM systems
09/04/2013CN101645762B Downlink scheduling method
09/04/2013CN101385242B Large supply range differential line driver
09/04/2013CN101361334B Method and apparatus for filtering noisy estimates to reduce estimation errors
09/03/2013US8526547 System and method performing Quadrature Amplitude Modulation by combining co-sets and strongly coded co-set identifiers
09/03/2013US8526541 Method and apparatus for compensating for DC offset in a communication system
09/03/2013US8526537 Digital pre-distortion processing method and apparatus
09/03/2013US8526536 Quad LINC transmitter with switchable Chireix amplifiers
09/03/2013US8526534 Method for transmitting information according to target encoding rate, base station and mobile station
09/03/2013US8526533 Systems and methods for measuring I-Q mismatch
09/03/2013US8526532 Transmitter with dynamic equalizer
09/03/2013US8526531 Apparatus and method for selection of precoding matrix
09/03/2013CA2704041C Enhanced wireless packet data communication system, method, and apparatus applicable to both wide area networks and local area networks
08/2013
08/29/2013WO2013126830A1 Transmitting multiple differential signals over a reduced number of physical channels
08/29/2013WO2013126207A1 System and method for blind equalization and carrier phase recovery in a quadrature amplitude modulated system
08/29/2013WO2013124136A1 Resynchronization method of a received stream of groups of bits
08/29/2013US20130223574 Iterative demapper
08/29/2013US20130223570 Apparatus for removing dc components inherent in a radio frequency chain
08/29/2013US20130223569 Wireless receiver
08/29/2013US20130223567 Transmission and reception apparatus and method
08/29/2013US20130223565 Transmitter Linearized Using Look-Up Table With Unadaptable Data and Method Therefor
08/29/2013US20130223562 Estimating frequency-offsets and multi-antenna channels in mimo ofdm systems
08/29/2013US20130223559 Data tranmission driver, system and method
08/29/2013US20130223558 System and method for constructing unique word sets for efficient detection using orthogonal functions
08/29/2013US20130223556 Method and System for Channel Estimation in a Single Channel MIMO System with Multiple RF Chains for WCDMA/HSDPA
08/29/2013US20130223553 Scattered Pilot Pattern And Channel Estimation Method For MIMO-OFDM Systems
08/29/2013US20130223508 High Resolution Pulse Width Modulator
08/29/2013US20130223505 Adaptive equalizer utilizing eye diagram
08/29/2013US20130223504 Estimation of Low-Amplitude Echoes in a Received Communication Signal
08/29/2013US20130223503 Reducing signal degradation in wireless communications based on time reversal
08/29/2013US20130223487 Wireless apparatus and wireless communication system
08/29/2013US20130223453 Systems and methods for multi-pair atm over dsl
08/29/2013US20130223429 Variable rate coding for enabling high performance communication
08/29/2013US20130223371 Receiving apparatus and receiving method
08/28/2013EP2632078A1 Resynchronization method of a received stream of groups of bits
08/28/2013EP2632064A1 Method, device and system for frequency offset detection of terminal
08/28/2013EP2632054A1 Time sharing electronic communication method, apparatus and system
08/28/2013EP2630759A1 Systems and methods for transporting digital rf signals
08/28/2013EP2630735A1 Power and communications for remote electronic devices
08/28/2013CN203166981U Magnetic separation signal transmission circuit
08/28/2013CN103270729A 中继装置 Relay device
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