Patents for H04L 25 - Baseband systems (55,083)
10/2001
10/10/2001EP1142171A1 Adaptive pre-emphasis technique
10/10/2001EP1142164A1 Method for adjusting the drive power of emitting diodes
10/10/2001EP1142160A1 AN ADAPTIVE DIGITAL BEAMFORMING RECEIVER WITH $g(p)/2 PHASE SHIFT TO IMPROVE SIGNAL RECEPTION
10/10/2001EP1142153A1 Channel estimation in a cellular communication system
10/10/2001EP1048109A4 Current control technique
10/10/2001CN1317176A Data rate detection device and method for mobile communication system
10/09/2001US6301684 Data decoding apparatus and method for decoding convolution-coded input data
10/09/2001US6301315 Methods and systems for symbol estimation in a receiver
10/09/2001US6301309 Signal gating controller for enhancing convergency of MLT3 data receivers
10/09/2001US6301306 Method and apparatus for generating a short-range wireless data communication link
10/09/2001US6301305 Transmitting apparatus for outputting a binary signal
10/09/2001US6301298 Adaptive equalizer with complex signal regeneration and method of operation
10/09/2001US6301296 Digital impairment learning sequence
10/09/2001US6301291 Pilot symbol assisted modulation and demodulation in wireless communication systems
10/09/2001US6300984 Ghost-cancellation reference signals using spaced PN sequences
10/09/2001US6300799 Signal line driver having reduced transmission delay time and reduced power consumption
10/09/2001US6300795 Multiple-bit, current mode data bus
10/09/2001CA2213038C Technique for improving the blind convergence of a two-filter adaptive equalizer
10/09/2001CA2204722C Agc circuit for a digital receiver
10/04/2001WO2001074047A1 V.90 over all-digital connections
10/04/2001WO2001073983A1 Method and system for channel estimation using multi-slot averaged interpolation
10/04/2001WO2001073965A2 Apparatus, system and method in an impulse radio communications system
10/04/2001WO2001073954A2 Asymmetric digital subscriber line methods suitable for long subscriber loops
10/04/2001WO2001048994A8 Method and circuit for protection of a universal serial bus transceiver against short-circuit
10/04/2001US20010026595 Digital transmitter with equalization
10/04/2001US20010026594 Method for encoding a stream of bits of a binary source signal into a stream of bits of a binary channel signal
10/04/2001US20010026593 Demodulator, receiver, and communication system
10/04/2001US20010026584 Method and apparatus for equalization and tracking of coded digital communications signals
10/04/2001US20010026583 Communication device
10/04/2001US20010026160 Wave reforming circuit
10/04/2001EP1139628A2 Multicarrier receiver with channel estimation, for multiple access channels
10/04/2001EP1139623A1 Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing system
10/04/2001EP1139622A2 Feedback equaliser, particularly for use in optical transmission
10/04/2001EP1139621A2 Digital receiver with automatic equalisation
10/04/2001EP1139620A1 Reception apparatus for determining a synthetized channel response
10/04/2001EP1139619A1 Channel estimation using a probability mapping table
10/04/2001EP1139601A2 Receiving circuit of DSRC radio
10/04/2001EP1138142A1 Method for determing a trellis path using a reference matrix
10/04/2001EP1138141A1 Current mode data transmission
10/04/2001EP1138136A1 Synchronization tracking method
10/04/2001EP1138129A1 A method for use in a teleloop system, a teleloop system and an amplifier for a teleloop system
10/04/2001EP0687398B1 Receive side pulse width controlled adaptive equalizer
10/04/2001DE10015115A1 Verfahren zur Rückgewinnung von digitalen optischen Signalen sowie rückgekoppelter Entscheider A process for the recovery of digital optical signals and Feedback decision circuit
10/03/2001CN1316136A Receiver and adaptive equalizing method
10/03/2001CN1315811A Receiver
10/02/2001US6298362 Apparatus and method for equalizer filter units responsive to 5-level inputs signals
10/02/2001US6298133 Telephone line interface architecture using ringer inputs for caller ID data
10/02/2001US6298104 Clock recovery circuit
10/02/2001US6298102 Maximum likelihood sequence estimation in the presence of co-channel interference
10/02/2001US6298099 Constant envelope modulation communication system
10/02/2001US6298035 Estimation of two propagation channels in OFDM
10/02/2001US6297755 Analog isolation system with digital communication across a capacitive barrier
10/02/2001US6297675 Semiconductor integrated circuit and semiconductor integrated circuit system having serially interconnectable data buses
10/02/2001US6297672 CMOS integrated circuit
10/02/2001US6297663 Bus system
10/02/2001US6297445 Communication line
10/02/2001CA2228766C Method of synchronization of receiver for digital signals
09/2001
09/27/2001WO2001071998A1 Clockless demodulation and word recognition system
09/27/2001WO2001071997A1 Demodulator of an amplitude-modulated alternating signal
09/27/2001WO2001071996A2 Block-iterative decision feedback equalizer with error-conrol coding
09/27/2001WO2001071966A1 Multiple channel adaptive data recovery system
09/27/2001WO2001071928A2 High efficiency, high performance communications system employing multi-carrier modulation
09/27/2001WO2001071913A1 Digital low pass filter for digital signals and method for processing a digital signal
09/27/2001WO2001047137A8 Method and apparatus for adaptively selecting a soft symbol
09/27/2001US20010025357 System and method for trellis decoding in a multi-pair transceiver system
09/27/2001US20010025309 Method and apparatus for providing media-independent self-help modules within a multimedia communication-center customer interface
09/27/2001US20010024948 Receiving circuit of DSRC radio
09/27/2001US20010024888 Electromagnetic coupler socket
09/27/2001US20010024480 Channel estimation by phase multiplexed complementary sequences
09/27/2001US20010024478 Signal receiving circuit and signal receiving method
09/27/2001US20010024477 Method for controlling a data transmission pre-emphasis unit and a data transmission system employing the method
09/27/2001US20010024474 Apparatus and method for trellis encoding data for transmission in digital data transmission systems
09/27/2001US20010024457 Encoding signaling information at a physical layer of a network protocol
09/27/2001US20010024454 Resynchronous control apparatus of subscriber communication machine, and resynchronizing method
09/27/2001US20010024146 Device for cancelling the reflection effects between a driver and a plurality of receivers
09/27/2001US20010024137 Driver circuit
09/27/2001US20010024133 Output driver circuit
09/27/2001DE10010947A1 Clock and data regenerator for different data transmission rates - uses comparison of reference data signal with clock signal provided by feedback frequency divider for controlling frequency divider division ratio
09/27/2001CA2402011A1 High efficiency, high performance communications system employing multi-carrier modulation
09/27/2001CA2341135A1 Receiving circuit of dsrc radio
09/26/2001EP1137230A2 MAP equalizer
09/26/2001EP1137211A1 Radio transmitter/receiver and method of radio communication
09/26/2001EP1137180A1 Digital Low-Pass Filter for Digital Signals and Method of Processing a Digital Signal
09/26/2001EP1135931A2 Entertainment and computer coaxial network and method of distributing signals therethrough
09/26/2001EP1135910A1 Method for combining signals on a digital interface
09/26/2001EP1135909A1 Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation
09/26/2001EP1135908A1 Adaptive channel characterization using decoded symbols
09/26/2001EP1135856A1 Single ended interconnect systems
09/26/2001EP1135758A1 Asynchronous power line transmission apparatus
09/26/2001EP0983637B1 Method and device for determining at least one digital signal value from an electric signal
09/26/2001EP0702827B1 Method of converting a sequence of m-bit information words to a modulated signal, method of producing a record carrier, coding device, decoding device, recording device, reading device, signal, as well as a record carrier
09/26/2001EP0659312B1 Decision feedback equalizer apparatus and receiver
09/26/2001EP0632947B1 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization
09/26/2001CN1315102A Coherent demodulation and sequence estimation for differential PSK signals
09/26/2001CN1315101A Method and device for wireless data transmission according to an FSK method, especially a GFSK method
09/26/2001CN1315100A Method and system for reducing co-channel interference using multiple sampling timings for a received signal
09/26/2001CN1315095A Apparatus and method for channel coding and multiplexing in CDMA communication system
09/26/2001CN1315039A Enhanced noise-predictive maximum likelihood (NPML) data detection method and apparatus for direct access storage device
09/26/2001CN1314767A Transmitter circuit with frequency self optimization
09/26/2001CN1314759A Demodulator, receiver, and communication system