Patents for H04L 25 - Baseband systems (55,083) |
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03/18/1998 | CN1176721A A method for identifying data transmission rate, and a receiver |
03/18/1998 | CN1176715A Dual-mode FM/CDMA communication system |
03/17/1998 | US5729571 Non-coherent digital receiver of a spread spectrum communication system |
03/17/1998 | US5729558 Method of compensating for Doppler error in a wireless communications system, such as for GSM and IS54 |
03/17/1998 | US5729547 Automatic driver/receiver control for half-duplex serial networks |
03/17/1998 | US5729371 Optical communications device |
03/17/1998 | US5729370 Method for upgrading a communications network |
03/17/1998 | US5729154 Termination circuits and related output buffers |
03/17/1998 | US5729152 Termination circuits for reduced swing signal lines and methods for operating same |
03/12/1998 | WO1998010566A1 Wireless atm metropolitan area network |
03/12/1998 | WO1998010555A2 Improvements in, or relating to, multi-carrier transmission systems |
03/12/1998 | WO1998010545A1 Improvements in, or relating to, multi-carrier transmission systems |
03/12/1998 | WO1998010531A1 Preamble for the assessment of channel impulse response in a antenna diversity system |
03/12/1998 | DE19635271A1 Channel coefficients estimation method for mobile communications |
03/12/1998 | CA2264789A1 Preamble for the assessment of channel impulse response in a antenna diversity system |
03/11/1998 | EP0828363A2 Multicode modem with a plurality of analogue front ends |
03/11/1998 | EP0828247A2 Equipment for transmitting data and method of the same |
03/11/1998 | EP0827661A1 Method for reducing the effect of demodulator transients on signal tracking loops |
03/11/1998 | EP0827643A1 Bidirectional transmission line driver/receiver |
03/11/1998 | CN1176030A Multichannel high-speed data transfer |
03/11/1998 | CN1175865A Variable format radio pager having power saving mode during binary code transmission |
03/11/1998 | CN1175718A System for switching between stand-by and wake-up states, of information processing unit and of analogue switch |
03/10/1998 | US5727036 High bit rate start code searching and detecting circuit and method |
03/10/1998 | US5727032 Method and device for estimating transmitted signals in a receiver in digital signal transmission operations |
03/10/1998 | US5727031 Adaptive gain controller |
03/10/1998 | US5727023 Apparatus for and method of speech digitizing |
03/10/1998 | US5727022 Method for improving the signal-to-noise ratio in a transmission system by the formation of area equivalents |
03/10/1998 | US5727006 Apparatus and method for detecting and correcting reverse polarity, in a packet-based data communications system |
03/10/1998 | US5726992 Circuit for and method of assessing an RDS signal |
03/10/1998 | US5726988 Module with data verification for a serial multiplex data system |
03/10/1998 | US5726583 Programmable dynamic line-termination circuit |
03/10/1998 | US5726582 Control circuit for keeping constant the impedance of a termination network |
03/05/1998 | WO1998009411A1 Wireless powered communication device using power signal sampling and method |
03/05/1998 | WO1998009400A1 Receiving and equalizing signals for high-speed data transmission |
03/05/1998 | WO1998009395A1 High capacity wireless communication using spatio-temporal coding |
03/05/1998 | WO1998009385A2 Spatio-temporal processing for communication |
03/05/1998 | WO1998009381A1 High capacity wireless communication using spatial subchannels |
03/05/1998 | WO1998008711A1 Arrangement for a motor vehicle regulation system |
03/05/1998 | WO1997027550A3 Communication system with multicarrier telephony transport |
03/05/1998 | DE19646684C1 Output buffer circuit for high-speed data transmission line control |
03/05/1998 | DE19634714A1 Anordnung für ein Kraftfahrzeug-Regelungssystem Assembly for an automotive vehicle control system |
03/05/1998 | CA2264170A1 High capacity wireless communication using spatial subchannels |
03/04/1998 | EP0827310A2 Infra-red transmission of digital audio signals |
03/04/1998 | EP0827301A2 Adaptive signal detection method and apparatus |
03/04/1998 | EP0827300A2 Data receiver and data receiving method for punctured, convolutionally-encoded data |
03/04/1998 | CN1175171A Method for device of carrier exalting and compensating in frequency spreading communication system |
03/04/1998 | CN1175145A Timed inner-inserting device for digital demodulator |
03/03/1998 | US5724653 Radio receiver with DC offset correction circuit |
03/03/1998 | US5724394 Viterbi decoding method and decoder capable of eliminating phase indeterminacy |
03/03/1998 | US5724393 For cooling product merchandisers |
03/03/1998 | US5724390 MLSE before derotation and after derotation |
03/03/1998 | US5724389 Method and apparatus for detecting a presence of a predetermined baud rate |
03/03/1998 | US5724363 Optical analog signal transmission system |
03/03/1998 | US5724360 Composite clock signal |
03/03/1998 | US5723991 System and method for waveform synthesis |
03/03/1998 | US5723678 Preparation of acetylenic compounds |
02/26/1998 | WO1998008330A1 Overcoming shot noise in apd receivers for manchester encoded signals |
02/26/1998 | WO1998008329A1 Combined daq/rbs compensation system and method for enhancing the accuracy of digital data communicated through a network |
02/26/1998 | WO1998008328A1 Data transmission by impulse position modulation and amplitude modulation |
02/26/1998 | WO1998008318A1 Cooperative feedback system and method for a compensation system associated with a transmitter or codec |
02/26/1998 | WO1998008310A1 Noncooperative feedback system and method for a compensation system associated with a transmitter or codec |
02/26/1998 | WO1998008058A1 Circuit for intrinsically safe detection of the binary signals of a transmitter |
02/26/1998 | WO1998004073A3 Blind dfe and phase correction |
02/25/1998 | EP0825784A2 Apparatus and method for transmitting data |
02/25/1998 | EP0825733A2 Method of generating duobinary signal and optical transmitter using the same method |
02/25/1998 | EP0824817A1 Apparatus and method for multi-level transmission of data |
02/25/1998 | EP0824816A1 Demodulator and a method of demodulation in a tdm receiver |
02/24/1998 | US5721694 Non-linear deterministic stochastic filtering method and system |
02/24/1998 | US5721497 Cold termination for a bus |
02/19/1998 | WO1998007248A1 Asymmetric modem communications system and method |
02/19/1998 | WO1998007247A1 Decoder utilizing soft information output to minimize error rates |
02/19/1998 | DE19629699C1 Data transmission method |
02/19/1998 | CA2263444A1 Decoder utilizing soft information output to minimize error rates |
02/18/1998 | CN1173772A Communication links for transmission of data in fixed size packets |
02/17/1998 | US5719907 Phase jitter extraction circuit and phase jitter cancellation circuit |
02/17/1998 | US5719903 Method and apparatus for receiving symbols |
02/17/1998 | US5719855 Digital telephone switching system having plural terminal devices directly connected to a common digital line |
02/17/1998 | US5719842 Method and apparatus for recording digital signals, medium for recording digital signals, and method and apparatus for transmitting digital signals |
02/17/1998 | US5719747 Interface unit for communication device with parts positioned on a printed-wiring board for achieving desirable operating characteristics |
02/17/1998 | US5719688 Communication apparatus which can connect a plurality of communication lines |
02/12/1998 | WO1998006172A1 Dc offset compensation method and apparatus |
02/12/1998 | WO1998005406A1 Waste-oil cleaning method and apparatus |
02/12/1998 | WO1997036408A3 Transition controlled balanced encoding scheme |
02/12/1998 | DE19630515A1 S-T interface for ISDN using specification ITU I.430 |
02/12/1998 | CA2231115A1 Waste-oil cleaning method and apparatus |
02/11/1998 | EP0823787A2 A rate 16/17 ENDEC with independent high/low byte decoding |
02/11/1998 | EP0823774A1 Frequency converter for operating an asynchronous three-phase motor |
02/11/1998 | EP0823708A2 Coding to improve timing recovery in a sampled amplitude read channel |
02/11/1998 | EP0823169A2 Adaptive filter for use in a tdm/tdma receiver |
02/11/1998 | CN1173088A Multi-reference block digital signal of channel reckon, its reckon method and corresponding receiver |
02/11/1998 | CN1173081A Circuit device for deviation compensation |
02/10/1998 | US5717720 Digital data receivers, methods and circuitry for differentiating between transmitted signals of varying physical protocols and frequencies |
02/10/1998 | US5717717 Device and method for adaptive narrow band interference suppression in multiple-access communications |
02/10/1998 | US5717715 Signal processing apparatus and method |
02/10/1998 | US5717395 Rate 16/17 ENDEC with independent high/low byte decoding |
02/10/1998 | US5717345 Signal transmission circuit and signal transmission device utilizing the same |
02/10/1998 | CA2108640C Receiver having clock phase memory for receiving short preamble time slots |
02/10/1998 | CA2085272C Partial-response-channel precoding |
02/05/1998 | WO1998005139A1 Data synchronisation process, and transmission and reception interfaces |
02/05/1998 | WO1997049206A3 Digital data transmission system with different compression rates, in particular for digital radio broadcasting |