Patents for H04L 25 - Baseband systems (55,083)
10/2003
10/02/2003CA2480074A1 Interpolation for use in channel estimation
10/01/2003EP1349336A2 Provision of soft decisions which depend on cluster variance
10/01/2003EP1349335A2 Selection of interpolation method for multicarrier reception
10/01/2003EP1349288A1 Interference elimination apparatus and interference elimination method
10/01/2003EP1348286A1 Multi-carrier demodulator
10/01/2003EP1245084B1 Method and apparatus for rf common-mode noise rejection in a dsl receiver
10/01/2003CN1446422A Generation of training sequence for PCM modems
10/01/2003CN1446421A Apparatus for reducing DC offset in receiver
10/01/2003CN1446417A Baseband processors, method and system for decoding received signal having transmitter or channel induced coupling between bits
10/01/2003CN1446408A Method and apparatus for flexible data rate matching by symbol insertion for data communication system
10/01/2003CN1446399A 信号调制 Modulation
10/01/2003CN1446014A Realizing Method for automatic frequency tracking of mobile terminal system
10/01/2003CN1445943A Receiving device, receiv-transmit device, receiving method, power amplifier error correcting circuit
10/01/2003CN1123260C Transmission speed predicting apparatus and transmission speed predicting method
10/01/2003CN1123180C Method and device for regulating decision threshold and sampling point of data regenerator
10/01/2003CN1123179C Method and apparatus for transmission of variable rate digital data
10/01/2003CN1123135C Integrable radio receiver circuit for frequency modulated digital signals
09/2003
09/30/2003US6629171 Driving the last inbound signal on a line in a bus with a termination
09/30/2003US6628730 Demodulating digital video broadcast signals
09/30/2003US6628728 Nyquist filter and method
09/30/2003US6628722 Decoding technique in discrete multi-tone (DMT) based communications systems
09/30/2003US6628721 Simplified differential signaling
09/30/2003US6628707 Adaptive equalizer system for short burst modems and link hopping radio networks
09/30/2003US6628706 Method and apparatus for transforming a channel estimate
09/30/2003US6628704 Equalizer training for ADSL transceivers under TCM-ISDN crosstalk environment
09/30/2003US6628703 Media independent modular communication repeater system
09/30/2003US6628638 Method and apparatus for receiving diversity signals for use in OFDM radio communication system
09/30/2003US6628596 Multi-valued data elements for computer systems
09/30/2003US6628223 Resistance changeable device for data transmission system
09/30/2003US6628213 CMI-code coding method, CMI-code decoding method, CMI coding circuit, and CMI decoding circuit
09/28/2003CA2421362A1 Improved flow control and quality of service provision for frame relay protocols
09/25/2003WO2003079625A1 Methods and systems for digital data transmission
09/25/2003WO2003079623A1 System and method for compensating line losses over a digital visual interface (dvi) link
09/25/2003WO2003079594A1 Equalization scheme for dsl receivers in presence of an under-sampled or over-sampled transmit idft
09/25/2003WO2003079552A1 Method and apparatus for frequency offset estimation, and system utilizing same
09/25/2003WO2003041323A8 Adsl pre-qualification method comprising echo-canceller optimisation with maximum selectivity
09/25/2003WO2003036886A3 Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers
09/25/2003WO2003034646A3 Method and apparatus for channel quality measurements
09/25/2003WO2003032535A3 Long distance optical transmission system for high dynamic range signals
09/25/2003WO2003024039A3 Power source regulation along a transmission line with feedback loop
09/25/2003WO2003013084A3 Line driver for transmitting data
09/25/2003WO2002103973A3 Method for transmitting an analogue data stream with an optimal adjustment of the time range regenerator
09/25/2003US20030182619 Frequency and timing recovery
09/25/2003US20030182612 Receiving apparatus, transmitting and receiving apparatus, and receiving method
09/25/2003US20030182369 System for decreasing processing time in an iterative multi-user detector system
09/25/2003US20030181165 Systems and methods for improving range for multicast wireless communication
09/25/2003US20030180055 Optically calibrated pulse amplitude modulated transmission scheme for optical channels
09/25/2003US20030180041 Pulse amplitude modulated transmission scheme for optical channels with soft decision decoding
09/25/2003US20030179840 Apparatus and method for canceling narrow-band interference in a mobile communication system
09/25/2003US20030179812 T-spaced equalization for 1xEV systems
09/25/2003US20030179782 Multiplexing digital signals
09/25/2003US20030179729 Method and apparatus for providing media-independent self-help modules within a multimedia communication-center customer interface
09/25/2003US20030179016 Serial data detection circuit performing same offset adjustment to signal receiver as performed to reference receiver
09/25/2003US20030178979 Method and device for power supply in telecommunication systems
09/24/2003EP1347609A1 Method and apparatus for decoding Manchester-encoded signals
09/24/2003EP1347608A1 Interpolation for use in channel estimation
09/24/2003EP1347607A1 Method and device for power supply in telecommunication systems
09/24/2003EP1346533A1 Eye-diagram mask for optical pulses
09/24/2003EP1346532A1 Bus interface and method for coupling a bus device to a bus
09/24/2003EP0771494B1 Generalized direct update viterbi equalizer
09/24/2003CN1444810A Determination of differential offset in radio device
09/24/2003CN1444351A Multiplex transmission system capable of having no need of using special-purpose frame grabber terminal converter equipment to make alarm
09/24/2003CN1122401C Method of operating channel equalizer in receiver for DTV signals subject to co channel NTSC interference
09/24/2003CN1122367C Re-sampling circuit and modulator using the same and method for controlling said circuit
09/23/2003US6625772 Circuit arrangement and method for minimizing bit errors
09/23/2003US6625682 Electromagnetically-coupled bus system
09/23/2003US6625675 Processor for determining physical lane skew order
09/23/2003US6625459 Method and apparatus for efficient determination of channel estimate and baud frequency offset estimate
09/23/2003US6625236 Methods and systems for decoding symbols by combining matched-filtered samples with hard symbol decisions
09/23/2003US6625235 Apparatus and method for noise-predictive maximum likelihood detection
09/23/2003US6625232 Smart DC offset correction loop
09/23/2003US6625229 Pulse transmission transmitter including a higher order time derivate filter
09/23/2003US6625228 Method of and a device for digital signal transmission
09/23/2003US6625225 Trellis decoder and associated method
09/23/2003US6625207 Low power consumption data transmission circuit and method, and liquid crystal display apparatus using the same
09/23/2003US6625206 Simultaneous bidirectional data transmission system and method
09/23/2003US6625176 Method and apparatus for adjustment of time delays in synchronous clocked bus systems
09/23/2003US6625163 Collision detection on a differential bus
09/23/2003US6625005 Semiconductor circuit device having power and ground lines adapted for high-frequency operation
09/23/2003US6624770 Block coding system and method of data aggregation
09/23/2003US6624766 Recovery and transmission of return-to-zero formatted data using non-return-to-zero devices
09/23/2003US6624763 Multiplexing an additional bit stream with a primary bit stream
09/23/2003US6624670 High speed voltage mode differential digital output driver with edge-emphasis and pre-equalization
09/23/2003CA2063637C Galvanic isolation device for continuous electrical signals or signals which may contain a continuous element
09/18/2003WO2003077504A2 Accessory control interface
09/18/2003WO2003077496A1 Frequency-dependent magnitude pre-distortion for reducing spurious emissions in communication networks
09/18/2003WO2003077495A1 Frequency-dependent magnitude pre-distortion of non-baseband input signals for reducing spurious emissions in communication networks
09/18/2003WO2003077488A1 Detecting and measuring interference contained within a digital carrier
09/18/2003WO2003077481A1 Rf and baseband subsystems interface
09/18/2003WO2003077466A1 Device for recovering data from a received data signal
09/18/2003WO2003077426A1 Bit liklihood calculation method and demodulation device
09/18/2003WO2003026236A3 Adaptive equalizer which is independent of the amplitude of the transmited signal
09/18/2003WO2003009475A3 Line driver
09/18/2003WO2002103906A3 Low voltage differential signaling circuit with mid-point bias
09/18/2003US20030174798 High speed parallel link receiver
09/18/2003US20030174790 Method and apparatus for frequency offset estimation, and system utilizing same
09/18/2003US20030174789 Method and apparatus for determining the errors of a mult-valued data signal that are outside the limits of an eye mask
09/18/2003US20030174788 Adaptive receiver for multiplex/multi-access communications
09/18/2003US20030174785 Method and apparatus of 8PSK modulation
09/18/2003US20030174780 Data transfer method and system