Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368) |
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06/09/1994 | WO1994013077A1 Ofdm transmission with polarization multiplexing |
06/08/1994 | EP0600193A2 Method for broadcasting digital data, especially towards mobile stations, with a high bit rate, with time-frequency interweaving and analogous synchronisation |
06/07/1994 | US5319799 Signal oscillation method for time-division duplex radio transceiver and apparatus using the same |
06/07/1994 | US5319735 Embedded signalling |
06/07/1994 | US5319635 Electronic duplex communication system |
06/01/1994 | EP0599632A2 Apparatus and methods for wireless communications |
06/01/1994 | EP0598745A1 Modem |
06/01/1994 | EP0430955B1 Communication system |
05/31/1994 | US5317571 Method for determining the transmission time between remote and central terminal stations in a point-to-multipoint bidirectional transmission network |
05/26/1994 | WO1994011955A1 Adaptive data rate modem |
05/24/1994 | US5315584 System of data transmission by sharing in the time-frequency space with channel organization |
05/24/1994 | CA2027495C Procedure and apparatus for amplification of a burst signal |
05/18/1994 | EP0458802B1 Process for operating a fail safe multicomputer system |
05/17/1994 | US5313492 Data modulator/demodulator |
05/17/1994 | US5313467 Integrated communication link having a dynamically allocatable bandwidth and protocol for transmission of allocation information over the link |
05/17/1994 | US5313169 Method of realigning the local oscillators of a receiver and device for implementing the method |
05/11/1994 | EP0596523A2 High speed data transfer over twisted pair cabling |
05/07/1994 | CA2101860A1 High speed data transfer over twisted pair cabling |
05/04/1994 | EP0594755A1 Power distribution line communication system for reducing effects of signal cancellation |
05/03/1994 | US5309474 Communication system |
04/28/1994 | WO1994009581A1 Full duplex ethernet |
04/27/1994 | WO1994010772A1 A method and means for transmultiplexing signals between signal terminals and radio frequency channels |
04/27/1994 | CA2117336A1 A method and means for transmultiplexing signals between signal terminals and radio frequency channels |
04/26/1994 | US5307192 Process for bidirectional transmission of data |
04/20/1994 | CN2162748Y Two-way duplex operation colony communication station changed by single operation |
04/19/1994 | US5305306 Station-to-station full duplex communication in a token ring local area network |
04/13/1994 | EP0591926A2 Communication system and method |
04/12/1994 | US5303261 High-throughput pipelined communication channel for interruptible data transmission |
04/12/1994 | US5303227 Method and apparatus for enhanced modes in SPI communication |
04/12/1994 | CA1328510C Feature negotiation protocol and dynamically adjustable retraining sequence for a high speed half duplex modem |
04/06/1994 | CN2161025Y Two-wire remote transmission apparatus |
04/05/1994 | US5301363 Method and apparatus for adaptive power adjustment of mixed modulation radio transmission |
04/05/1994 | US5301192 Temporary information storage system comprising a buffer memory storing data structured in fixed or variable length data blocks |
03/30/1994 | EP0589683A1 Method for frequency comb spread spectrum modulation |
03/30/1994 | EP0589599A1 Multiplexed signal transmission system |
03/30/1994 | EP0589594A2 Frequency-multiplexed cellular telephone cell site base station and method of operating the same |
03/29/1994 | CA2005972C Duplex communications method and system |
03/23/1994 | EP0588701A1 Method and device for simultaneous transmission of two heterochronous digital signals via the same link |
03/22/1994 | US5297186 Device and method for on-line adaptive selection of baud rate and carrier frequency |
03/17/1994 | WO1994006231A1 Digital signal transmission system using frequency division multiplex |
03/16/1994 | CN1083995A Automatic gain control system for a high defination television signal receiver including an adaptive equalizer |
03/15/1994 | US5295156 Modem |
03/15/1994 | US5295132 Multiplex transmission apparatus with transmission line fault detection |
03/02/1994 | EP0584918A1 Method of detecting the disconnection of a transmission line |
03/02/1994 | EP0584904A2 A system and method for radio disconnect and channel access for digitised speech trunked radio systems |
03/02/1994 | EP0584862A1 Multiplexing arrangement |
02/23/1994 | EP0583968A2 Automatic gain control system for a high definition television signal receiver including an adaptive equalizer |
02/23/1994 | EP0583716A2 Process for bidirectional signal transmission |
02/22/1994 | US5289464 Frequency-multiplexed cellular telephone cell site base station and method of operating the same |
02/22/1994 | US5289459 Duplex data transmission |
02/17/1994 | WO1994003901A1 Fault-tolerant, high-speed bus system and bus interface for wafer-scale integration |
02/02/1994 | EP0581101A1 Audio/video communications processor |
01/26/1994 | EP0685132A4 Fully meshed cdma network for personal communications terminals. |
01/25/1994 | US5282222 Method and apparatus for multiple access between transceivers in wireless communications using OFDM spread spectrum |
01/25/1994 | US5282210 Time-division-multiplexed data transmission system |
01/25/1994 | US5282209 Data word transmission system utilizing at least two transmission channels |
01/25/1994 | CA2025604C Multi-slot call relocation control method and system |
01/19/1994 | EP0579269A1 V.22 bis compatible handshaking procedure for a high speed half duplex modem |
01/19/1994 | CN1081044A Method and apparatus for partial response demodulation |
01/18/1994 | US5280498 Packet data communication system |
01/18/1994 | US5280473 Modem with echo cancellation |
01/12/1994 | CN1080799A Synchronous reconnection method and equipment using positive (or negative) code quick adjusting integral frame structure |
01/11/1994 | CA2009556C Communication terminal connection system |
01/05/1994 | EP0576586A1 Automatic frequency selection in a bi-directional cable television system |
12/28/1993 | US5274636 Automatic multiplex data link system, symbol encoder decoder therefor |
12/28/1993 | US5274628 Multisignal synchronizer with shared last stage |
12/21/1993 | US5272724 Wideband signal synchronization |
12/21/1993 | US5272697 Apparatus and method for time multiplexing a resource among a plurality of entities |
12/21/1993 | US5272694 Synchronization of terminal stations in a multirate half-duplex tree-structured network |
12/21/1993 | US5272555 Bidirectional optical transmission method and apparatus therefor |
12/07/1993 | US5268934 Asynchronous-to-synchronous converter |
12/07/1993 | US5268761 Automatic gain control system for a high definition television signal receiver including an adaptive equalizer |
12/01/1993 | EP0536334A4 System and method for generating signal waveforms in a cdma cellular telephone system |
11/30/1993 | US5267300 High speed digital data transmission over switched voice network |
11/30/1993 | US5267263 Method and apparatus for interfacing synchronous data devices over an asynchronous communications channel |
11/30/1993 | US5267236 Asynchronous parallel data formatter |
11/30/1993 | US5267069 Fiber optic data link system |
11/30/1993 | CA1324846C Regenerative node for a communications network |
11/28/1993 | CA2097144A1 Non-interruption transmission line switching system in a duplex transmission network |
11/25/1993 | WO1993023928A1 Power line coupler modem device for communication over electrical lines |
11/24/1993 | EP0344169B1 Transmission system |
11/23/1993 | US5265128 Method and device for the digital transmission of information in short-wave radio networks |
11/23/1993 | US5265105 Decoding circuit for inhibiting error propagation |
11/23/1993 | US5265095 Method for inputting signals into and outputting signals out from subareas of the auxiliary signals of transport modules of a synchronous digital signal hierarchy |
11/18/1993 | EP0570322A1 Power-saving, full duplex nodal communications systems |
11/18/1993 | EP0570210A2 System for controlling frequency multiplexing modems |
11/18/1993 | EP0569554A1 Transmission of multiple carrier signals in a nonlinear system |
11/16/1993 | US5263196 Method and apparatus for compensation of imbalance in zero-if downconverters |
11/16/1993 | US5263022 Multiplex transmission method |
11/16/1993 | US5263018 Apparatus for time division multiplexed processing of plural QAM signals |
11/09/1993 | US5260701 Bidirectional inductive transmission of data with slave station supplied by the master |
11/09/1993 | CA1324193C High speed half duplex modem with fast turnaround protocol |
11/03/1993 | EP0568241A2 Network for establishing multiple digital channels on-demand |
11/03/1993 | EP0567889A2 System for bidirectional data transmission between several fixed stations and one mobile station |
10/26/1993 | US5257160 Serial signal transmission device and control method for determining polarity |
10/20/1993 | EP0566139A1 Communications system for communications between an electronic control apparatus and a test apparatus |
10/20/1993 | CN1077581A Single point multiple address radio telephone stystem with digital processing |
10/19/1993 | US5255111 Full-duplex optical transmission system |
10/19/1993 | US5255086 Method and apparatus for RF data transfer in a CATV system |
10/19/1993 | CA2004030C Spectrally efficient tdm duplex communication system |