Patents for H04L 25 - Baseband systems (55,083)
03/2004
03/17/2004CN1482818A Method and apparatus for two-level weight and parallel disturbance cancellation under MPSK modulation
03/17/2004CN1482747A Equalizer apparatus and method using maximum likelihood sequence estimation for wireless receivers
03/17/2004CN1142690C Doppler shift estimating method based on statistic set in mobile communication system
03/17/2004CN1142689C Method for implementing 8PSK equalizing demodulation in EDGE system
03/17/2004CN1142646C High-speed efficient WCDMA base-band filter
03/17/2004CN1142632C Transmission power control method in asymmetrie digital subscriber line system
03/16/2004US6708001 Method and apparatus for transmitting an internet protocol (IP) packet within a fiber optic network
03/16/2004US6707868 Apparatus for recovering timing of a digital signal for a transceiver
03/16/2004US6707862 Predictive data rate control in wireless transmitters
03/16/2004US6707860 DC offset correction for direct-conversion receiver
03/16/2004US6707850 Decision-feedback equalizer with maximum-likelihood sequence estimation and associated methods
03/16/2004US6707849 Methods, receivers and equalizers having increased computational efficiency
03/16/2004US6707848 Demodulator for a multi-pair gigabit transceiver
03/16/2004US6707822 Multi-session asymmetric digital subscriber line buffering and scheduling apparatus and method
03/16/2004US6707805 Method for initial power control for spread-spectrum communications
03/16/2004US6707804 Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
03/16/2004US6707727 Timing signal generator for correctly transmitting a signal at high speed without waveform distortion
03/16/2004CA2334561C Replacement of special characters in a data stream
03/11/2004WO2004021658A1 Encoding and decoding ultra-wideband information
03/11/2004WO2004021657A2 Frequency-domain equalization for single carrier signals
03/11/2004WO2004021656A1 Data transmission/reception system
03/11/2004WO2004021599A1 Spread spectrum receiver apparatus and method
03/11/2004WO2004021589A1 Apparatus and method for dc offset compensation in a direct conversion receiver
03/11/2004WO2004021580A2 System and method for cdma communications
03/11/2004WO2004021100A2 Current mode signalling in electronic data processing circuit
03/11/2004WO2003021795A3 Method and apparatus for suppressing multipath interference usingprecoded pilots
03/11/2004WO2003013088A3 Joint synchronization and modification of the coefficients of an adaptive equalizer for a cdma receiver
03/11/2004US20040048574 Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources
03/11/2004US20040047438 Coding-assisted MIMO joint detection and decoding
03/11/2004US20040047435 Channel estimator for WLAN
03/11/2004US20040047434 Apparatus and method for WGIO phase modulation
03/11/2004US20040047433 Method and/or apparatus to efficiently transmit broadband service content using low density parity code based coded modulation
03/11/2004US20040047430 Nyquist filter and method
03/11/2004US20040047428 Transmitter for outputting differential signals of different voltage levels
03/11/2004US20040047426 Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels
03/11/2004US20040047414 Method and device for controlling a pulse generator for the emission of pulse signal of ultra wideband position-modulated type
03/11/2004US20040047413 Means and method of data encoding and commuication at rates above the channel bandwidth
03/11/2004US20040047412 Pulse width control system for transmitting serial data
03/11/2004US20040047411 Ghost eliminating equalizer
03/11/2004US20040047410 Method and apparatus for compensating for phase error of digital signal
03/11/2004US20040047409 Adaptive transmit equalizer
03/11/2004US20040047407 Pcm modem over all-digital connection
03/11/2004US20040047403 Adaptive interference suppression receiving apparatus for space-time block coded direct sequence/code division multiple access communication system
03/11/2004US20040047294 System and method for selecting fibre channel switched fabric frame paths
03/11/2004US20040047291 Available bandwidth detector for SAN switch ports
03/11/2004US20040046588 Global chip interconnect
03/11/2004US20040046587 Device and method to cause a false data value to be correctly seen as the proper data value
03/11/2004DE10240445A1 Data-received detection method for mobile telephones transmits a receiving signal sequence over channels fed to a processor unit via parallel branches with forecasters and pre-filters
03/11/2004DE10240444A1 Bitweises Berechnen der Wahrscheinlichkeit einer richtigen Übertragung von Bits eines Symbols über einen Übertragungskanal Bitwise calculating the probability of a correct transfer of data bits of a symbol over a communication channel
03/11/2004DE10239810A1 Verfahren und Sendeeinrichtung zum Übertragen von Daten in einem Mehrträgersystem The method and transmitting means for transmitting data in a multicarrier system
03/10/2004EP1396956A1 MC-CDMA downlink beamforming method with the weights applied to every element of the antenna array being different for every user and every frequency bin, the weights being adapted to maximise the signal to interference and noise ratio
03/10/2004EP1396947A1 Process for selecting a transmission channel and receiver of signals with antenna diversity
03/10/2004EP1396166A1 A method for enabling a subscriber entity to actively communicate in a communication network
03/10/2004EP1396159A1 Multi-detection of heartbeat to reduce error probability
03/10/2004EP1396158A1 Transmittal of heartbeat signal at a lower level than heartbeat request
03/10/2004EP1396131A2 Methods and systems for sending side-channel data during data inactive period
03/10/2004EP1396127A2 Decision feedback equaliser
03/10/2004EP1396126A2 Method and apparatus for impedance matching in a transmission line
03/10/2004CN1481634A Appts and method for calculating channel decoder input soft decision value in data communications system
03/10/2004CN1481630A Modified block space time transmit diversity encoder
03/10/2004CN1481174A Channel estimation in wireless wireless transmission system
03/10/2004CN1481129A Single carrier receiver having improved equalizing quality for equilizer and its equalizing method
03/10/2004CN1481095A Delay distribution structural method and delay distribution structural appts.
03/10/2004CN1141825C Digital receiver for signal generated with discrete multi-tone modulation
03/10/2004CN1141809C Base-band signal processor of forward channel at basic WCDMA station
03/09/2004US6704890 Skew compensating interface for operation with arbitrary data
03/09/2004US6704826 Digital signal isolation
03/09/2004US6704373 Timing recovery circuit and method in automatic equalizer
03/09/2004US6704372 Digital implementation of multi-channel demodulators
03/09/2004US6704365 Data transmission driver device
03/09/2004US6704355 Method and apparatus to enhance timing recovery during level learning in a data communication system
03/09/2004US6704354 Method and apparatus of providing adaptive equalization using sign permutation filtering
03/09/2004US6704350 AT-command analyzing device
03/09/2004US6704290 Transmission device and transmission method
03/09/2004US6703896 Method and demodulator for FSK demodulation, and receiver including such a demodulator device
03/09/2004US6703866 Selectable interface for interfacing integrated circuit modules
03/09/2004US6703865 Line-driver with power down loopback protection
03/09/2004US6701689 Stud spacer
03/04/2004WO2004019580A1 Demodulation of a cpfsk signal by a calculation of the passes through zero and a viterbi algorithm
03/04/2004WO2004019578A1 Encoding signaling information at a phaysical network layer by using code violations of an nb/mb line block code
03/04/2004WO2004019577A1 Communication receiver with virtual parallel equalizers
03/04/2004WO2004019576A1 Receiver and method for decoding of truncated data
03/04/2004WO2004019532A1 Ofdm-cdma transmission device and ofdm-cdma transmission method
03/04/2004WO2004019514A1 Data reception device and data reception method
03/04/2004WO2004019501A2 Methods for transmitting a waveform having a controllable attenuation and propagation velocity
03/04/2004WO2004019481A2 Controlled frequency signals
03/04/2004WO2004019480A2 Receivers for controlled frequency signals
03/04/2004WO2003073661A3 3g radio
03/04/2004WO2003028241A3 Crosstalk equalization for digital transmission lines
03/04/2004WO2002101953A3 System and method for canceling interference in a communication system
03/04/2004WO2002084877A3 Differential cascode current mode driver
03/04/2004US20040043744 Apparatus and method for DC offset compensation in a direct conversion receiver
03/04/2004US20040042566 Symbol reliability determination and symbol pre-selection based on reliability criteria
03/04/2004US20040042555 Digital data transmitter, transmission line encoding method, and decoding method
03/04/2004US20040042546 Single carrier receiver with an equalizer for improving equalization quality and equalization method thereof
03/04/2004US20040042545 Equalizer of single carrier receiver for improving equalization speed and equalization method thereof
03/04/2004US20040042544 Methods and systems for data rate detection for multi-speed embedded clock serial receivers
03/04/2004US20040042543 Combined equalization for DMT-based modem receiver
03/04/2004US20040042542 Initializing method and data transmitter
03/04/2004US20040042537 Spread spectrum receiver apparatus and method