Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 25 - Baseband systems
Patents for H04L 25 - Baseband systems (55,083)
10/2010
10/06/2010CN101854323A Method and system for calibrating antenna
10/06/2010CN101854322A Frequency tracking method and system and frequency discriminator
10/06/2010CN101854318A High-efficiency digital predistortion method
10/06/2010CN101854317A Blind equalizer and blind equalization processing method
10/06/2010CN101854316A Method for electrical equalization and electrical depolarization, receiving end device and communication system
10/06/2010CN101854315A Channel estimation system and method
10/06/2010CN101854237A Transmission method for precoding based on non-codebook in time-varying MIMO system
10/06/2010CN101854236A Method and system for feeding back channel information
10/06/2010CN101854234A MIMO (Multiple Input Multiple Output) system and optimization method of downlink thereof
10/06/2010CN101854232A Method for resisting impulse noise interference and device thereof
10/06/2010CN101854229A Iteration demodulation decoding method of encoded modulation signals based on climax frequency deviation compensation
10/06/2010CN101854199A Method, system and transmitters for adaptive cooperation transmission in wireless communication
10/06/2010CN101854189A Soft signal identifying and spreading code catching method with frequency difference estimation
10/06/2010CN101854186A Pre-coding/pre-decoding method and system used for data transmission
10/06/2010CN101854155A Self-adaptive variable-order filtration method and device
10/06/2010CN101853666A Speech enhancement method and device
10/06/2010CN101286962B Carrier balancing radio frequency predistortion power amplifier realizing apparatus and method
10/06/2010CN101272372B OFDM automatic closed-loop transmitting scattered pilot insertion control method
10/06/2010CN101176302B Branch line signal recovery method and device based on non-integer leakage rate
10/06/2010CN101166065B Deep sea remote water sound communication method
10/06/2010CN101009671B Applicable equalizer and equalization method
10/06/2010CN101002385B Apparatus for and method of controlling a feedforward filter of an equalizer
10/06/2010CN101002384B Apparatus for and method of controlling a feedforward filter of an equalizer
10/05/2010US7809974 Circuit to reduce power supply fluctuations in high frequency/high power circuits
10/05/2010US7809286 Optical receiver for regeneration of optical signal
10/05/2010US7809275 XFP transceiver with 8.5G CDR bypass
10/05/2010US7809088 Multiphase receiver with equalization
10/05/2010US7809087 Power detection techniques and discrete gain state selection for wireless networking
10/05/2010US7809080 Strategically selecting data captures for signal predistortion
10/05/2010US7809078 OFDM modulator
10/05/2010US7809076 Adaptive interference canceling system and method
10/05/2010US7809066 Packet error signal generator
10/05/2010US7809053 Device and method for control scaling and quantization of soft output values from an equalizer
10/05/2010US7809045 Disjoint iterative chip equalization and multi-user detection for CDMA communication system on a MIMO channel
10/05/2010US7809028 Systems and methods for multi-pair ATM over DSL
10/05/2010US7809026 System and method for providing on-chip delay measurements in serializer/deserializer systems
09/2010
09/30/2010WO2010111619A2 Voltage mode transmitter equalizer
09/30/2010WO2010109758A1 Communication control method and communication system
09/30/2010WO2010109590A1 I/o signal controller and i/o signal control system employing i/o signal controller
09/30/2010WO2010109553A1 Interface circuit
09/30/2010WO2010109296A2 Signal reception with adjustable processing delay placement
09/30/2010WO2010083182A3 Systems and methods for improved digital rf transport in distributed antenna systems
09/30/2010WO2009154797A4 Frequency responsive bus coding
09/30/2010US20100246723 Method for estimating amount of distortion in cfo and dco, method for compensating received signals using the same, and receiver
09/30/2010US20100246722 Data Slicer Threshold Adjustment for Disparity Controlled Signals
09/30/2010US20100246714 Method and system for crest factor reduction
09/30/2010US20100246708 Radio communication apparatus, radio communication method, and radio communication system
09/30/2010US20100246704 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
09/30/2010US20100245119 Two-tier streamer communication system
09/30/2010US20100245051 Communication Method for Noncontact RF ID System, Noncontact RF ID System, and Transmitter and Receiver
09/30/2010DE102008021012B4 Datenübertragungseinrichtung und Verwendung einer Datenübertragungseinrichtung Data transmission and use of a data transmission device
09/29/2010EP2234357A2 Method for improving the data rate of mobile data and the quality of channel estimation in an ATSC-M/H transport data stream
09/29/2010EP2234356A2 Near-field wireless communication device, communication method and program
09/29/2010EP2234355A1 MIMO Transmission in IEEE802.11 WLAN Systems
09/29/2010EP2234354A1 A radio channel estimator exploiting correlations in space, frequency and time domain
09/29/2010EP2232803A2 Method using differentially encoded feedback information in precoded mimo-ofdm systems
09/29/2010EP2232802A1 Method for time-return data signal pre-equalisation
09/29/2010EP2232801A1 Time-return pre-equalisation method
09/29/2010EP2232800A1 De-emphasis circuit for a voltage mode driver used to communicate via a differential communication link
09/29/2010EP2232718A1 Wireless communications device including path searcher with common coherent correlator and related methods
09/29/2010EP2232377A1 Asymmetric communication on shared links
09/29/2010EP1665692B1 Method and apparatus for removing code aliases when using short synchronization codes
09/29/2010EP1625661B1 Clamping circuit to counter parasitic coupling
09/29/2010EP1595376B1 Communication receiver with an adaptive equalizer
09/29/2010CN1981498B Staggered pilot transmission for channel estimation and time tracking
09/29/2010CN1965594B Signal strength measurements in cellular telecommunication systems
09/29/2010CN1960348B Multicarrier digital power calculation device
09/29/2010CN1922814B Optimum phase timing recovery in the presence of strong intersymbol interference
09/29/2010CN1918874B OFDM transceiver structure with time-domain scrambling
09/29/2010CN1863022B Method for detecting code channel
09/29/2010CN1819568B Merging and normalizing method and device with down channel estimation in assigned distributing mode by user
09/29/2010CN1787502B Method for enhancing detecting performance by transmitting style combined information of indicating words
09/29/2010CN1747481B Non-balance and balance device of interface impedance
09/29/2010CN1640083B 附件控制接口 Accessories Control Interface
09/29/2010CN1607787B Automatic frequency correcting method for time-division wireless communication system
09/29/2010CN1571319B A method and apparatus for enhancing accuracy and precision of searcher
09/29/2010CN101849397A Channel estimation for synchronized cells in a cellular communication system
09/29/2010CN101848531A Pilot information transmission and signaling by upperlink in wireless communication systems
09/29/2010CN101848499A Method for improving classified service transmission in wireless system, network element and system
09/29/2010CN101848183A Channel estimation method and device in multiple input multiple output OFDM (Orthogonal Frequency Division Multiplexing) system
09/29/2010CN101848179A Equalizer and equalizing method of tapping-preset and LMS (Learning Management System) united-confrontation dynamic channel
09/29/2010CN101848178A Single carrier frequency domain equalization method and system as well as sending and receiving device
09/29/2010CN101848177A Bistable optimal stochastic resonance single-frequency weak signal detection method based on frequency conversion
09/29/2010CN101848176A Signal bandwidth adaptive recognition method and signal bandwidth adaptive recognition system
09/29/2010CN101848175A Methods and devices for pilot signal transmitting and pilot signal-based channel estimation
09/29/2010CN101848174A Transmission preprocessing method and data demodulation method of transmission preprocessing signals
09/29/2010CN101848070A Information processing method of MIMO (Multiple Input Multiple Output) relay broadcast system
09/29/2010CN101848068A Intermediate code allocation method and device based on multi-user multiple input multiple output technology
09/29/2010CN101848044A Low power consumption time domain and frequency domain double threshold combined energy detection algorithm
09/29/2010CN101848028A Self-adapting method for improving time delay inconsistency of TDRSS (The Tracking and Data Relay Satellite System) array element signal group
09/29/2010CN101848018A Method for implementing relay transmission, repeater and relay system
09/29/2010CN101848010A Configurable RF sections for receiver and transmitter and methods for use therewith
09/29/2010CN101847215A Clock circuit and data decoding circuit of non-contact type IC (Integrated Circuit) card
09/29/2010CN101036311B CDMA wireless system using adaptive filters and employing pilot signals
09/28/2010US7805541 Modular numerical control having low-jitter synchronization
09/28/2010US7804925 Detection arrangement, counter unit, phase locked loop, detection method and method for generating an oscillator signal
09/28/2010US7804921 System and method for decoupling multiple control loops
09/28/2010US7804914 Radio transmission apparatus having peak suppression function
09/28/2010US7804905 Fast fourier transform processors, methods and orthogonal frequency division multiplexing receivers including memory banks
09/28/2010US7804904 Active replica transformer hybrid
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