Patents for H04L 25 - Baseband systems (55,083)
04/2007
04/18/2007CN1949743A Method for identifying net load type in multi-protocol sign exchange network
04/18/2007CN1311652C Wireless clock synchronization
04/18/2007CN1311645C Mode controller for signal acquisition and tracking in an ultra wideband communication system
04/18/2007CN1311376C Novel massively parallel super computer
04/17/2007US7206945 Parallel distributed sample descrambling apparatus of passive optical network and method thereof
04/17/2007US7206368 Compensating jitter in differential data signals
04/17/2007US7206365 Decision sequence generating method and associated receiver with a decision feedback equalizer
04/17/2007US7206362 Binary data transmission on a single information channel
04/17/2007US7206360 Amplitude deviation correction circuit
04/17/2007US7206354 Calibration of downlink and uplink channel responses in a wireless MIMO communication system
04/17/2007US7206349 Multicarrier receiver with channel estimator
04/17/2007US7206341 System and method for providing equalization in a multiphase communications receiver
04/17/2007US7206339 Wonder generator, digital line tester comprising the same, and phase noise transfer characteristic analyzer
04/17/2007US7206337 Bit stream conditioning circuit having output pre-emphasis
04/17/2007US7206335 Optimum interpolator method and apparatus for digital timing adjustment
04/17/2007US7206290 Method and apparatus for estimating speed-adapted channel
04/17/2007US7206152 Adaptive equalizing circuit and regenerative device using it, and adaptive equalizing method
04/17/2007US7205911 Apparatus and method for 8B/10B code-group validity check
04/17/2007US7205859 Method and apparatus for sub sample-per-symbol demodulator for a spectrally efficient waveform with an LPI feature
04/17/2007US7205788 Programmable on-chip differential termination impedance
04/12/2007WO2007041008A2 Selection of either a rake receiver or an equalizer according to which gives the better results
04/12/2007WO2007039205A1 Method and device for determining an item of reliability information concerning a received bit by using cartesian metrics
04/12/2007WO2007039119A1 A media converter and a system for converting a packet-based data stream into a serial data stream and vice versa
04/12/2007WO2007021952A3 Channel estimation for wireless communication
04/12/2007WO2006121626A3 Method and system for i/q imbalance and dc offset correction
04/12/2007US20070083786 Robust and scalable de-skew method for data path skew control
04/12/2007US20070081827 Optical receiver for regeneration of optical signal
04/12/2007US20070081612 Edge incremental redundancy support in a cellular wireless terminal
04/12/2007US20070081598 Methods and apparatus for signaling on a differential link
04/12/2007US20070081584 Adaptive filter
04/12/2007US20070080718 High speed signaling system with adaptive transmit pre-emphasis
04/12/2007DE19950359B4 Eingabe-Ausgabe-Puffer mit verringertem Rückkoppelungseffekt Input-output buffer with reduced feedback effect
04/12/2007DE10291532B4 Vorrichtung zum Messen des Kreuzkorrelationskoeffizienten zwischen Signalen Apparatus for measuring the cross-correlation coefficient between signals
04/11/2007EP1773014A2 Orthogonal Frequency Division Multiple Access receiver with two-dimensional equalization
04/11/2007EP1772989A2 Midspan power delivery system for reduced emissions
04/11/2007EP1772975A2 Method and apparatus for detecting signal in a mimo communication system
04/11/2007EP1771986A1 Baud rate detection
04/11/2007EP1700438B1 Calibration method to achieve reciprocity of bidirectional communication channels
04/11/2007EP1362447B1 Method and system for the iterative encoding-decoding of streams of digital data encoded by spatio-temporal combinations, in multiple transmission and reception
04/11/2007EP1336262B1 Joint least-square synchronization, channel estimation and noise estimation
04/11/2007EP1012991B1 Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference
04/11/2007CN1947398A Subband-based demodulation using reduced fourier transform for an ofdm-based communication system
04/11/2007CN1947395A Method and device for generating a code during transmission of data via a communication system
04/11/2007CN1947370A Method and device for transmitting a signal in a multi-antenna system, signal and method for estimating the corresponding transmission channels
04/11/2007CN1946230A Anti-theft method for cell phone
04/11/2007CN1946030A Set up method and its system for broadcast multi-cast service transmission mode
04/11/2007CN1310459C Channel estimation in a multi carrier transmit diversity system
04/11/2007CN1310458C Method for coding/decoding a stream of digital data with bit-interleaving in multiple transmission and in reception in the presence of intersymbol interference
04/11/2007CN1310454C Information transmission method of mobile communication system
04/11/2007CN1310450C OFDM diversity receiver and method for receiving OFDM signal
04/11/2007CN1310436C Method of mobile communicaton frequency deviation measurement and device thereof
04/11/2007CN1310327C Semiconductor integrated circuit having on-chip termination
04/11/2007CN1310248C Method and apparatus for modifying signal, and method and apparatus for demodifying signal
04/10/2007US7203468 Signal generation device
04/10/2007US7203461 Adaptive channel quality estimation algorithm to support link adaptation
04/10/2007US7203257 Best linear unbiased channel estimation for frequency selective multipath channels with long delay spreads
04/10/2007US7203256 Ethernet channel estimation device and method
04/10/2007US7203249 Spatio-temporal processing for communication
04/10/2007US7203247 Digital predistortion technique for WCDMA wireless communication system and method of operation thereof
04/10/2007US7203246 Method of estimating a channel, and a radio system
04/10/2007US7203243 Line driver with reduced power consumption
04/10/2007US7203241 Methods and apparatus for adaptive PCM level estimation and constellation training
04/10/2007US7203233 Adaptive coefficient signal generator for adaptive signal equalizers with fractionally-spaced feedback
04/10/2007US7203232 Apparatus and method for adjusting filter tap length of adaptive equalizer by using training sequence
04/10/2007US7203231 Method and device for block equalization with improved interpolation
04/10/2007US7203230 Method and system for training adaptive channel equalization
04/10/2007US7203224 Isolation system with digital communication across a capacitive barrier
04/10/2007US7203206 Data partitioning for multi-link transmission
04/10/2007US7203181 CDMA system transmission matrix coefficient calculation
04/10/2007US7203157 Equalization method and device of the GMMSE type
04/05/2007WO2007038531A2 System, method and device of interference mitigation in wireless communication
04/05/2007WO2007038356A1 Method and apparatus for pilot communication in a multi-antenna wireless communication system
04/05/2007WO2007037864A1 Method and apparatus for generating a serial clock without a pll
04/05/2007WO2007037716A1 Communication system and technique using qr decomposition with a triangular systolic array
04/05/2007WO2007037715A1 Precoder design for different channel lengths
04/05/2007WO2007037634A2 A method and apparatus for mitigating multiuser access interference
04/05/2007WO2007037312A1 Clock reproduction device and method
04/05/2007WO2007036993A1 Light receiver and its identification threshold value generation method
04/05/2007WO2007016607A3 All digital implementation of clock spectrum spreading
04/05/2007WO2007008614A3 Method and apparatus in a base station for transmitting data on the dc tone of a multi-carrier communication system with a predetermined timing pattern
04/05/2007WO2007008614A2 Method and apparatus in a base station for transmitting data on the dc tone of a multi-carrier communication system with a predetermined timing pattern
04/05/2007US20070077953 Training-while-working data communications
04/05/2007US20070076816 Maximizing data rate by adjusting codes and code rates in CDMA system
04/05/2007US20070076815 Frequency modulation-type transmitting apparatus
04/05/2007US20070076814 Amplifier circuit and amplifying method
04/05/2007DE102006038986A1 Kameramodul-Vorrichtung mit reflexionsbeschichtetem Fensterglas Camera module device with reflexionsbeschichtetem window glass
04/05/2007DE102005042904A1 Mikrofon und Verfahren zum Übertragen von Audiodaten von einem Mikrofon Microphone and method for transmitting audio data from a microphone
04/05/2007DE102005013482B4 Verfahren zur Rückgewinnung digitaler Daten aus einem getakteten seriellen Eingangssignal und getaktete Datenrückgewinnungsschaltung A method of recovering digital data from a clocked serial input signal and clocked data recovery circuit
04/05/2007DE102005005538B4 Leitungstreiberschaltung mit hohem Wirkungsgrad Line driver circuit with high efficiency
04/05/2007DE10127649B4 Integrierte Digitalschaltung und Verfahren zum Betreiben einer integrierten Digitalschaltung Digital integrated circuit and method of operating an integrated digital circuit
04/04/2007EP1770936A1 Frequency domain equalization method and apparatus in single-carrier receiver
04/04/2007EP1770935A1 A method for implementing the access configuration mode resource reservation in the next generation network
04/04/2007EP1770898A1 Adaptive reception techniques for oversampled receivers
04/04/2007EP1770891A2 Finite impulse response filtering for an adaptive modulation wireless communication system
04/04/2007EP1770890A2 Improved frame structure for an adaptive modulation wireless communication system
04/04/2007EP1770856A1 Programmable digital gain circuit and corresponding method
04/04/2007EP1770539A1 Method of transmitting information words over a bus, and driver circuit and circuit board using the same
04/04/2007EP1769585A2 System and method for joint maximal ratio combining using time-domain based signal processing
04/04/2007EP1344320B1 A line coding scheme for digital communications, transmission method and apparatus
04/04/2007EP1179251B1 Method and device for estimating transmission channels with memory