Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368) |
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02/24/1993 | EP0528491A2 Telecommunication system with a line for digital duplex traffic, comprising an arrangement for tapping the digital duplex traffic, and arrangement to be used in the telecommunication system |
02/24/1993 | EP0476127A4 Integrated cellular communications system |
02/24/1993 | EP0159326B1 Digital signal processor modem |
02/24/1993 | CN1069372A Method for bidirectional digital data transmission on optical waveguide and device therefor |
02/16/1993 | US5187711 Error correction method for multicarrier radio transmission system |
02/10/1993 | CN1068923A Prioritized data transfer method and apparatus for radiotelephone peripheral |
02/09/1993 | US5185591 Power distribution line communication system for and method of reducing effects of signal cancellation |
02/04/1993 | DE4125711A1 Duplex signal transmission over bidirectional open-collector lines - is achieved by logic circuit authorising transmission in direction first featuring low-level signal at input |
01/27/1993 | EP0524390A2 Optical fiber bidirectional data transmission |
01/27/1993 | EP0524306A1 Method for the binary coding of points of a constellation used in a multicarrier modulation of the ofdm type |
01/27/1993 | CA2069664A1 Bidirectional data transmission on an optical waveguide |
01/26/1993 | US5182762 Modem having speed notifying means |
01/21/1993 | WO1993001660A1 Power distribution line communication system for reducing effects of signal cancellation |
01/20/1993 | EP0523362A2 Broadcast-initiated bipartite frame multi-access protocoll |
01/19/1993 | WO1993002531A1 Prioritized data transfer method and apparatus for a radiotelephone peripheral |
01/13/1993 | EP0470126A4 Digital radio communication system and two way-radio |
01/12/1993 | US5179571 Spread spectrum cellular handoff apparatus and method |
01/07/1993 | EP0521253A2 Method of bidirectional data communication |
01/05/1993 | US5177768 Spread-time code division multiple access technique with arbitrary spectral shaping |
01/05/1993 | US5177738 Process and a monolithically integrated device for speed adaptation for integrated services digital network (isdn) |
01/05/1993 | US5177604 Interactive television and data transmission system |
12/29/1992 | US5175744 Spread-time code division multiple access technique with arbitrary spectral shaping |
12/29/1992 | US5175743 Spread-time code division multiple access technique with arbitrary spectral shaping |
12/23/1992 | EP0519733A2 Data transmitter and receiver and the data control method thereof |
12/22/1992 | US5173923 Spread-time code division multiple access technique with arbitrary spectral shaping |
12/16/1992 | EP0289526B1 Adaptive threshold sampling method |
12/15/1992 | US5172246 Image communication method and apparatus |
12/09/1992 | EP0517177A2 Method of simultaneous bidirectional data transmission |
12/08/1992 | CA2070579A1 Signal transmitter-receiver system |
12/07/1992 | WO1992022151A1 Communications network and method |
12/02/1992 | EP0516232A1 Apparatus allowing the transmission of data with a variable bit rate between a modem and a synchronous terminal |
12/01/1992 | US5168494 Method for transmitting a digital broadband signal in a tributary unit concatenation via a network of a synchronous digital multiplex hierarchy |
12/01/1992 | CA2069856A1 Arrangement permitting variable-rate data transfer between a modem and a synchronous terminal |
11/30/1992 | WO1992022161A1 Fully meshed cdma network for personal communications terminals |
11/30/1992 | CA2108459A1 Fully meshed cdma network for personal communications terminals |
11/25/1992 | EP0514462A1 Multiple buffer time division multiplexing ring |
11/24/1992 | US5166951 High capacity spread spectrum channel |
11/24/1992 | CA1310769C Timing generator |
11/24/1992 | CA1310758C Method and apparatus for encoding and transmitting signals |
11/24/1992 | CA1310701C Method and device for the digital transmission of information in short-wave radio networks |
11/24/1992 | CA1310696C Alternating sequential half duplex communication system |
11/19/1992 | EP0513527A2 High speed two wire modem |
11/19/1992 | EP0513313A1 Method for resetting the local oscillators of a receiver and device for implementing such method. |
11/18/1992 | CN1066360A Automatic frequency selection in bi-directional cable televison system |
11/17/1992 | US5164719 Radio system for data transmission with passive terminal station |
11/17/1992 | CA1310370C Packet data communication system |
11/10/1992 | US5163044 For use in a communication system |
11/08/1992 | CA2041947A1 Communication system capable of broadcast messaging and transponder polling |
11/04/1992 | EP0511706A2 Bi-directional signal transmission system |
11/03/1992 | US5161168 Spread spectrum CDMA communications system microwave overlay |
11/03/1992 | US5160929 System for parallel communication of binary data via trinary transmission lines |
11/03/1992 | CA1309764C Method of operating a packet switching network |
10/29/1992 | DE4113613A1 Data direction control for half-duplex bidirectional transmission - involves recognition and storage of direction in trigger circuit while contrary traffic is blocked by logic |
10/28/1992 | EP0510504A2 Use of "ping-pong" for optical transmission |
10/27/1992 | US5159590 Multi-slot call relocation control method and system |
10/27/1992 | CA2066972A1 Process for bidirectional transmission of data |
10/27/1992 | CA1309519C Transfer of messages in a multiplexed system |
10/21/1992 | EP0509548A2 Digital cellular switching system with means for securing uninterrupted data transparency during handoffs |
10/21/1992 | CN1065570A Switch for multiplexes |
10/20/1992 | US5157687 Hand-held bar code reader |
10/20/1992 | US5157599 Serial data communication system and apparatus |
10/14/1992 | CN1018691B Method and equipment for large-capacity regional communication transmitted with optical fibre system |
10/13/1992 | US5155846 System monitoring replies to continuously transmitted signal and discontinuing signal to force reset of remote system using watchdog timer |
10/13/1992 | US5155726 Station-to-station full duplex communication in a token ring local area network |
10/13/1992 | US5155590 System for data channel level control |
10/07/1992 | EP0507410A1 A wide-band communication network and a method for tracing disturbances therein |
09/30/1992 | CN1018505B Interactive television and data transmission system |
09/23/1992 | EP0505306A2 Control circuit for half-duplex/simplex interface in communication system |
09/23/1992 | EP0505281A1 Synchronisation of terminal stations in a multirate half duplex tree network |
09/23/1992 | CN1018417B Method for capacity-variable regional communication transmitted with optical fibre system |
09/22/1992 | US5150363 Serial input/output multiplexing apparatus |
09/22/1992 | US5150359 Multiplexed synchronous/asynchronous data bus |
09/22/1992 | US5150112 Interface for use between two communication units |
09/20/1992 | WO1992017010A1 Automatic frequency selection in a bi-directional cable television system |
09/20/1992 | CA2106599A1 Automatic frequency selection in a bi-directional cable television system |
09/16/1992 | EP0504063A1 Transceiver for the simultaneous bidirectional baseband transmission of data |
09/16/1992 | EP0504061A1 Method and circuit for testing serial bidirectional transmissions |
09/16/1992 | EP0504060A1 Method and circuit for transmission detection in bidirectional differential links |
09/03/1992 | WO1992015154A1 Panel display of channel and system status information for multichannel communications device |
09/01/1992 | US5144623 System for receiving and processing hdlc frames on a time division multiplex pcm type link, especially for a data switch |
09/01/1992 | US5144305 Transmission arrangement comprising a block code encoded main channel and an auxiliary channel |
08/27/1992 | DE4105468A1 Asynchronous data transmission circuit - uses interleaving of transmitted information block time slots for both transmission directions |
08/26/1992 | EP0499763A1 DCE and method for processing data received in a DCE allowing multiple operating configurations |
08/25/1992 | US5142690 Cable television radio frequency data processor |
08/25/1992 | US5142550 Packet data communication system |
08/20/1992 | WO1992014307A1 Method of achieving a closed synchronization loop for two-way communication between a transponder and an interrogator, where different frequencies can be used for the communication between the interrogator and the transponder |
08/13/1992 | WO1992014316A1 Method for the binary coding of points of a constellation used in a multicarrier modulation of the ofdm type |
08/13/1992 | CA2079999A1 Method for the binary coding of points of a constellation used in a multicarrier modulation of the ofdm type |
08/12/1992 | EP0498177A2 Method and arrangement for generation of transmission multiplex signal and for synchronization of a reception multiplex signal on the transmission multiplex signal |
08/12/1992 | CN1017859B Method of transmitting wide-band digital signal in subsystem cellular chains by synchron digital multiplex hierarchy network |
08/05/1992 | EP0496986A2 Packet data communication system |
08/04/1992 | US5136576 Transmission system |
08/04/1992 | CA1306021C Method of quadrature-phase amplitude modulation |
08/02/1992 | WO1992014325A1 Transmission of multiple carrier signals in a nonlinear system |
08/02/1992 | CA2101071A1 Transmission of multiple carrier signals in a nonlinear system |
07/29/1992 | EP0496498A2 Time-division duplex radio transceiver |
07/21/1992 | US5132989 Method of transmitting a sequence of m binary words of "p" bits and transmission arrangement implementing this method |
07/21/1992 | US5132987 Bidirectional communication line buffer apparatus |
07/14/1992 | US5131013 Asynchronous-synchronous digital transmission signal conversion |
07/07/1992 | CA1304842C Basic pulse frame and method for a digital signal multiplex hierarchy |