Patents for H04L 25 - Baseband systems (55,083)
02/2005
02/24/2005DE10297095T5 Intelligentes Steuerungssystem und Verfahren für ein drahtloses Kommunikationssystem Intelligent control system and method for a wireless communication system
02/24/2005DE102004036892A1 Level-down shifter for interface circuit, has circuit unit driven by power and linked to output of another circuit unit, where former unit receives output of third circuit unit
02/23/2005EP1509017A2 DSL modem apparatus and communication control method
02/23/2005EP1508984A1 Method of creating a coded RZ or NRZ optical signal
02/23/2005EP1508983A1 Optical transmission method and optical receiver
02/23/2005EP1508970A2 Multipath distortion eliminating filter
02/23/2005EP1508969A2 Multipath distortion eliminating filter
02/23/2005EP1508968A2 Multipath distortion eliminating filter
02/23/2005EP1508232A1 Method and device for estimating the transfer function of a channel for the variable transmission of a multicarrier signal
02/23/2005EP1508231A1 A method and system for multiple channel wireless transmitter and receiver with phase and amplitude calibration
02/23/2005EP1213854B1 Capacity management in a CDMA system
02/23/2005EP1213846B1 Code division multiple access communication system
02/23/2005EP0782803B1 Method for demodulating digitally modulated data signals
02/23/2005CN1586061A Power source regulator for wireline cable system
02/23/2005CN1586047A Amplifier for downstream and upstream signals
02/23/2005CN1585502A Space parallel structure and self-adapative base band space complex number wave beam forming technology
02/23/2005CN1585397A Apparatus and method for estimating a decision boundary in symbol units in a mobile communication system
02/23/2005CN1585393A Device and method for receiving OFDM signals
02/23/2005CN1585391A Improved detection
02/23/2005CN1585389A Method for equalizing data signals of interface channels
02/23/2005CN1585318A Space characteristic extracting and signal reaching direction estimating method for CDMA wireless telecommunication
02/23/2005CN1585317A Generating method for base band complex sequence and seld-adaption base band complex digital wave beam forming technology
02/23/2005CN1585291A Frequency channel characteristics evaluation system and method, communication apparatus and method
02/23/2005CN1585280A Duobinary-to-binary signal converter
02/23/2005CN1585262A I/Q demodulation circuit
02/23/2005CN1585126A Semiconductor integrated circuit and signal sending/receiving system
02/23/2005CN1190742C Transmitting circuit and data transmission controller and electronic machine
02/22/2005US6859883 Parallel data communication consuming low power
02/22/2005US6859647 Interference elimination system and interference eliminating method
02/22/2005US6859508 Four dimensional equalizer and far-end cross talk canceler in Gigabit Ethernet signals
02/22/2005US6859505 Method, apparatus and system for use in determining pilot-to-data power ratio in wireless communication
02/22/2005US6859492 Controlling an adaptive equalizer in a demodulator
02/22/2005US6859465 Method and apparatus for constant throughput rate adaptation
02/22/2005US6859154 Method to overlay a secondary communication channel onto an encoded primary communication channel
02/22/2005US6859064 Techniques for reducing leakage current in on-chip impedance termination circuits
02/22/2005US6859063 Transpinnor-based transmission line transceivers and applications
02/22/2005CA2317140C Multicarrier personal access communication system
02/22/2005CA2211095C High-speed data transmission in mobile communication networks
02/22/2005CA2190105C Vehicle communications network transceiver, ground translation circuit therefor
02/17/2005WO2005015865A1 Multi-carrier communication apparatus with adaptive transmission according to transmission path fluctuations
02/17/2005WO2005015864A1 Auto realignment of multiple serial byte-lanes
02/17/2005WO2005015816A1 Method and device for bi-directional single-wire data transmission
02/17/2005WO2005015813A1 Method and device for determining the link quality in an ofdm network
02/17/2005WO2005015791A1 Communication signal equalization systems and methods
02/17/2005WO2005015746A2 Variable coder apparatus for resonant power conversion and method
02/17/2005WO2004107588A3 Method and device for frequency translation in powerline communications
02/17/2005WO2002063814A8 Adaptive channel estimation using continuous pilot signal based on doppler period
02/17/2005US20050038841 Viterbi equalization using a table memory for provision of reconstructed signal values for the calculation of transition metrics
02/17/2005US20050037736 System and method for controlling a mobile terminal using a digital signature
02/17/2005US20050037722 Communication apparatus
02/17/2005US20050036604 Direct digital access arrangement circuitry and method for connecting DSL circuitry to phone lines
02/17/2005US20050036576 Multi-pair gigabit ethernet transceiver
02/17/2005US20050036575 Method and apparatus providing low complexity equalization and interference suppression for SAIC GSM/EDGE receiver
02/17/2005US20050036571 System and method for low power clear channel assessment
02/17/2005US20050036569 Perturbation and equalization method and system for multi-user detection
02/17/2005US20050036568 Fast settling data slicer comprising a low-pass filter with switchable cut-off frequency and a notch-filter
02/17/2005US20050036565 Methods and devices for decoding signals containing noise and distortion
02/17/2005US20050036561 Receiving apparatus and transmission apparatus utilizing the same
02/17/2005US20050036560 Cable calculator
02/17/2005US20050036541 Method and apparatus for single burst equalization of single carrier signals in broadband wireless access systems
02/17/2005US20050036539 Adaptive channel estimation by means of variation of the integration length during the despreading of spread-coded training symbol sequences
02/17/2005US20050036537 Channel estimation in a rake receiver of a CDMA communication system
02/17/2005US20050036514 Radio controlled clock and method for retrieving time information from time signals
02/17/2005US20050036454 Transmission apparatus
02/17/2005US20050035885 Orthogonal preamble encoder, method of encoding orthogonal preambles and multiple-input, multiple-output communication system employing the same
02/17/2005US20050035780 Driver driving method, driver circuit, transmission method using driver, and control circuit
02/17/2005US20050034623 Current modulation-based communication from slave device
02/17/2005DE10333514A1 Nichtlineares Vorcodierungsverfahren für einen digitalen Broadcastkanal Nonlinear Precoding for a digital broadcast channel
02/17/2005DE10332841A1 Power supply circuit arrangement for use in supplying a load over the twisted pair leads of a local area network, whereby two electronic chokes are used per data lead pair to permit supply voltage extraction
02/17/2005DE10331829A1 Method for generating reference voltage integrates at receiver side clock signal, additionally transmitted to data signal and generates from integrated value reference
02/16/2005EP1507425A1 System and method for controlling a mobile terminal using a digital signature
02/16/2005EP1507379A2 A method and apparatus for transmitting data in a multiple carrier system
02/16/2005EP1507376A2 Selective weighting of symbols in a receiver
02/16/2005EP1507375A2 A feedback-type channel estimation method and a device based on a PN sequence and a pilot frequency in an OFDM system
02/16/2005EP1506654A1 Method and device for estimating and compensating iq imbalance
02/16/2005EP1506651A2 Alignment and deskew device, system and method
02/16/2005EP1506650A1 Time delay estimation for equalisation
02/16/2005EP1506624A2 Apparatus and method of echo-cancellation
02/16/2005CN1582556A Viterbi equalization using a table memory for provision of reconstructed signal values for the calculation of transition metrics
02/16/2005CN1582555A Segmental deinterlacing
02/16/2005CN1582553A Wireless communication system configured to communicate using a mixed waveform configuration
02/16/2005CN1582540A Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
02/16/2005CN1581914A Method for realizing official telephone of SDH device using IP telephone
02/16/2005CN1581878A Device for producing signal in accordance with standard
02/16/2005CN1581861A Break and shortbreak detection circuit
02/16/2005CN1581772A System and method for controlling a mobile terminal using a digital signature
02/16/2005CN1581740A Feedback type channel estimating method and device based on PN sequence and pilot frequency in OFDM system
02/16/2005CN1581739A Subchannel access lead generating method for quadrature frequency division multiplexing communication system
02/16/2005CN1581697A 传输装置 Transmission device
02/16/2005CN1581696A Receiving device and transmission device using same
02/16/2005CN1580982A Wireless timepiece
02/15/2005US6856790 Receiver with dual D.C. noise cancellation circuits
02/15/2005US6856655 Timing recovery device and method for telecommunications systems
02/15/2005US6856649 Initialization scheme for a hybrid frequency-time domain equalizer
02/15/2005US6856648 Method and apparatus for equalizer updating and sampling rate control
02/15/2005US6856647 Methods and systems for neutral-to-ground communication
02/15/2005US6856646 T-spaced equalization for 1xEV systems
02/15/2005US6856643 Communication system and method for performing fast symbol estimation for multiple access disperse channels
02/15/2005US6856169 Method and apparatus for signal reception using ground termination and/or non-ground termination
02/15/2005US6856165 Circuit for adapting characteristic wave impedance