Patents for H04L 25 - Baseband systems (55,083)
03/2004
03/25/2004WO2004001994A3 Ultra-wideband communication through a wire network
03/25/2004WO2003079552A8 Method and apparatus for frequency offset estimation, and system utilizing same
03/25/2004WO2003044983A3 Spectral processor for cdma receiver
03/25/2004WO2002103696A3 Apparatus for reproducing digital information signal with means for asymmetry parameter estimation
03/25/2004US20040059845 Simultaneous bidirectional input/output circuit
03/25/2004US20040058713 Interference elimination apparatus and interference elimination method
03/25/2004US20040057564 Power spectral density masks for ADSL+
03/25/2004US20040057546 Variable phase-shifting circuit, phase interpolator incorporating it, and digital frequency synthesizer incorporating such an interpolator
03/25/2004US20040057535 Receiver for robust data extension for 8VSB signaling
03/25/2004US20040057532 CCK demodulation via symbol decision feedback equalizer
03/25/2004US20040057525 Method and apparatus for communicating information using different signaling types
03/25/2004US20040057524 Digital isolation system with ADC offset calibration
03/25/2004US20040057513 Decision feedback equalizing device
03/25/2004US20040057512 Adaptive equalizer with integrated alignment of the output level
03/25/2004US20040057504 CDMA receiving device and method
03/25/2004US20040057501 Systems and methods for providing adaptive pulse position modulated code division multiple access for ultra-wideband communication links
03/25/2004US20040057500 Variable spacing pulse position modulation for ultra-wideband communication links
03/25/2004US20040056732 Electronic components and method of production
03/25/2004CA2615915A1 System for efficient recovery of node-b buffered data following mac layer reset
03/24/2004EP1401166A1 Method and Device for transmitting speech and music data using return-to-zero-signals
03/24/2004EP1401165A1 Method and device for data transmission over a meshed network
03/24/2004EP1401164A1 Bandwith estimation and adaptive filtering
03/24/2004EP1401163A1 Method and apparatus for DC offset compensation in a digital communication system
03/24/2004EP1401112A1 Delay estimation and path selection for common and dedicated channels
03/24/2004EP1400081A1 Parallel communication based on balanced data-bit encoding
03/24/2004EP1400080A2 Method for whitening colored noise
03/24/2004EP1400035A1 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
03/24/2004EP1400027A1 Apparatus and method for transmitting tfci bits for a hard split mode in a cdma mobile communication system
03/24/2004EP1201065A4 Baseband signal converter for a wideband impulse radio receiver
03/24/2004EP0927362B1 Position determination using multiple base station signals
03/24/2004CN1484907A Communication quality estimation method. communication quality estimation apparatus and communication system
03/24/2004CN1484900A Simple block space time transmit diversity using multiple spreading codes
03/24/2004CN1484450A Quick digital channel switching
03/24/2004CN1484449A QFDM transmissin mode, transmitter and receiver thereof
03/24/2004CN1484397A Method for generating multipath fading signal and device for realizing same
03/24/2004CN1143491C Signal transmitter and receiver and method for receiving signal
03/24/2004CN1143490C Coupling arrangement in terminating circuit
03/23/2004US6711697 Data transfer method
03/23/2004US6711598 Method and system for design and implementation of fixed-point filters for control and signal processing
03/23/2004US6711393 Radio receiver
03/23/2004US6711218 System and method for received signal decoding
03/23/2004US6711216 Method and apparatus for an ultra-wideband radio utilizing MEMS filtering
03/23/2004US6711213 Implementing reduced-state viterbi detectors
03/23/2004US6711206 Modem using a digital signal processor and separate transmit and receive sequencers
03/23/2004US6711124 Time interval based channel estimation with transmit diversity
03/23/2004US6711122 Frequency offset differential pulse position modulation
03/23/2004US6710910 Optical amplitude demodulator
03/23/2004US6710811 Data processing device
03/23/2004US6710724 Device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa
03/23/2004US6710626 Databus transmitter
03/23/2004US6710618 Programmable on-chip termination device
03/23/2004CA2406757C System and method for peak power reduction in spread spectrum communications systems
03/18/2004WO2004023752A1 Method and transmission device for the transmission of data in a multi-carrier system
03/18/2004WO2004023750A1 Filterbank modulation system with pre-equalization
03/18/2004WO2004023749A1 Pulse amplitude modulation drivers and transmitters with reduced power consumption
03/18/2004WO2004023707A1 Method and device for rapid detection of transmission errors
03/18/2004WO2004023704A2 Extended algorithm data estimator
03/18/2004WO2004023696A2 Scaling using gain factors for use in data detection for wireless code division multiple access communication systems
03/18/2004WO2004023685A1 Multi-carrier communication system and receiver thereof
03/18/2004WO2004023684A1 Receiver and communication system
03/18/2004WO2004023672A2 Adapting operation of a pilot signal filter based on mobile unit velocity
03/18/2004WO2004023663A1 Coding-assisted mimo joint detection and decoding
03/18/2004WO2003009551A3 Line equalizer with differentiating circuit and hysteresis decoder
03/18/2004WO2002082668A3 Equalizer for communication over noisy channels
03/18/2004US20040054830 Method and system for an improved differential form of transitional coding
03/18/2004US20040053588 Decision feedback equalizer with embedded coherent signal combiner
03/18/2004US20040053586 Combined discrete automatic gain control (AGC) and DC estimation
03/18/2004US20040052528 Jitter control in optical network
03/18/2004US20040052344 Method and apparatus for coupling a voiceband modem circuit to a common phoneline connector
03/18/2004US20040052322 Data transmission
03/18/2004US20040052321 Signal transmission system
03/18/2004US20040052311 Controlled handling of far end at equipment failure in an msp‘unidirectional configuration
03/18/2004US20040052309 Adaptive multi-modulus algorithm method for blind equalization
03/18/2004US20040052306 Channel estimation in a spread spectrum receiver
03/18/2004US20040052229 System for efficient recovery of Node-B buffered data following MAC layer reset
03/18/2004US20040051573 Circuit configuration for regenerating clock signals
03/18/2004US20040051555 Apparatus and method for power efficient line driver
03/18/2004DE19706985B4 Eingangspufferschaltkreis Input buffer circuit
03/18/2004DE10329661A1 Adaptive transmit equalizer for communication system, has tuning engine to generate performance metric values based on digital symbol, and configured to identify filter coefficient based on metric values using simplex algorithm
03/18/2004DE10244066A1 Verfahren und Vorrichtung zur schnellen Erkennung von Übertragungsfehlern Method and apparatus for the rapid detection of transmission errors
03/18/2004DE10241679A1 IQ-asymmetries iterative estimation and correction method e.g. for multi-carrier transmission systems, requires using new channel coefficients together with reference symbols
03/18/2004DE10241583A1 Receiver for digital signals the are communication between units with relative motion such as rotary unit of radar or computer tomography scanners
03/18/2004DE10201851B4 Verfahren zum Übertragen eines analogen Datenstroms und Schaltungsanordnung zur Durchführung des Verfahrens A method for transmitting an analog data stream and circuit arrangement for performing the method
03/18/2004CA2498020A1 Extended algorithm data estimator
03/18/2004CA2496786A1 Adapting operation of a pilot signal filter based on mobile unit velocity
03/18/2004CA2492677A1 Scaling using gain factors for use in data detection for wireless code division multiple access communication systems
03/17/2004EP1398928A1 Method for parallel transmission of data frames employing an independent stop & wait ARQ protocol for every channel allowing the reordering of data frames in the receiver
03/17/2004EP1398927A1 Method of equalising two signals transmitted with different radio transmission methods and corresponding radio communication system and receiver
03/17/2004EP1397897A1 Doppler spread/velocity estimation in mobile wireless communication devices and methods therefor
03/17/2004EP1397896A1 Coding method
03/17/2004EP1397895A2 Parallel data communication with multiple synchronisation codes
03/17/2004EP1397894A1 Pre-equalizer correcting the magnitude of a received signal without regard to phase distortions
03/17/2004EP1397880A1 Joint timing recovery and equalization for an n-antennae system
03/17/2004EP1397804A1 High-speed zero phase restart of a multiphase clock
03/17/2004EP1397748A2 Parallel data communication having skew intolerant data groups
03/17/2004EP1397747A2 A power frequency adjustable uart device
03/17/2004EP0894365B1 Method for estimating impulse response, and receiver
03/17/2004EP0804833B1 Frequency synchronized bidirectional radio system
03/17/2004CN1483267A Quadrature modulator with pulse-shaping
03/17/2004CN1483244A Output driver circuit with current detection