BE731482A - - Google Patents

Info

Publication number
BE731482A
BE731482A BE731482A BE731482A BE731482A BE 731482 A BE731482 A BE 731482A BE 731482 A BE731482 A BE 731482A BE 731482 A BE731482 A BE 731482A BE 731482 A BE731482 A BE 731482A
Authority
BE
Belgium
Application number
BE731482A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE731482A publication Critical patent/BE731482A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/003—Modifications for increasing the reliability for protection
    • H03K19/00392—Modifications for increasing the reliability for protection by circuit redundancy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
BE731482A 1968-05-15 1969-04-14 BE731482A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1649368 1968-05-15

Publications (1)

Publication Number Publication Date
BE731482A true BE731482A (xx) 1969-09-15

Family

ID=11148908

Family Applications (1)

Application Number Title Priority Date Filing Date
BE731482A BE731482A (xx) 1968-05-15 1969-04-14

Country Status (5)

Country Link
US (1) US3681694A (xx)
BE (1) BE731482A (xx)
DE (1) DE1924678A1 (xx)
GB (1) GB1268819A (xx)
NL (1) NL6907218A (xx)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412766B2 (xx) * 1971-11-24 1979-05-25
US3878463A (en) * 1973-06-06 1975-04-15 Bell Telephone Labor Inc Automatic channel switching system
DE2360930C2 (de) * 1973-12-06 1975-05-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Auswahl eines Diversitykanals
US4030069A (en) * 1975-01-30 1977-06-14 Trw Inc. Redundant message metering network
US3991278A (en) * 1975-06-13 1976-11-09 Bell Telephone Laboratories, Incorporated Line protection switching system
JPS5248416A (en) * 1975-07-23 1977-04-18 Johnson Controls Inc Data communication system
US4074230A (en) * 1976-05-24 1978-02-14 Teledyne Industries, Inc. Communication method and apparatus for providing an enhanced signal from diverse signals
US4039947A (en) * 1976-06-29 1977-08-02 Bell Telephone Laboratories, Incorporated Protection switching system for microwave radio
JPS5377110A (en) * 1976-12-20 1978-07-08 Nec Corp Transmission fault reduction system
FR2410919A1 (fr) * 1977-12-05 1979-06-29 Telecommunications Sa Procede d'appreciation de la qualite d'un faisceau hertzien numerique
US4234956A (en) * 1978-10-11 1980-11-18 The General Electric Company Limited Digital relay systems
US4245342A (en) * 1979-01-10 1981-01-13 Intech Laboratories, Inc. One-for-n modem control apparatus
US4477895A (en) * 1980-05-02 1984-10-16 Harris Corporation Synchronized protection switching arrangement
US4395772A (en) * 1981-04-30 1983-07-26 Bell Telephone Laboratories, Incorporated Line protection switch controller
US4417348A (en) * 1981-04-30 1983-11-22 Bell Telephone Laboratories, Incorporated Errorless line protection switcher
IT1194131B (it) * 1981-12-23 1988-09-14 Italtel Spa Disposizione circuitale atta a collegare una pluralita' di coppie di elaboratori ad un ulteriore coppia di elaboratori di gerarchia superiore
JPS58134545A (ja) * 1982-02-04 1983-08-10 Nec Corp サ−ビスチヤンネル信号伝送方式
US4539655A (en) * 1982-03-16 1985-09-03 Phoenix Digital Corporation Microcomputer based distributed control network
DE3474893D1 (en) * 1983-11-11 1988-12-01 Fujitsu Ltd Protection switching system for carrier transmission line
FR2598573B1 (fr) * 1986-05-06 1988-09-16 Thomson Csf Procede et structure pour assurer la trasmission de signaux par fibres optiques, et reseau comportant une telle structure
US4837786A (en) * 1986-08-07 1989-06-06 Comstream Corporation Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keying
JPS6469127A (en) * 1987-09-10 1989-03-15 Fujitsu Ltd High speed switching system
JPH084257B2 (ja) * 1987-10-02 1996-01-17 日本電気株式会社 （１＋ｎ）ヒットレス回線切替装置
CA1321001C (en) * 1988-02-04 1993-08-03 Nec Corporation Transmission line switching system
US5007067A (en) * 1989-09-29 1991-04-09 At&T Bell Laboratories Diversity coding for transparent self-healing communications networks
US5327573A (en) * 1991-02-15 1994-07-05 Motorola, Inc. Method for supporting voice communications between communication systems
GB2260881B (en) * 1991-10-26 1995-08-23 Motorola Ltd Trunked system fallback operation
US5440538A (en) * 1993-09-23 1995-08-08 Massachusetts Institute Of Technology Communication system with redundant links and data bit time multiplexing
US6480551B1 (en) * 1997-11-18 2002-11-12 Sony Corporation Signal processing device and method for switching signal processors thereof
US6480721B1 (en) * 1998-07-10 2002-11-12 Siemens Information And Communication Mobile Llc Method and system for avoiding bad frequency subsets in a frequency hopping cordless telephone system
US6272353B1 (en) 1999-08-20 2001-08-07 Siemens Information And Communication Mobile Llc. Method and system for mobile communications
FI20055687A0 (fi) * 2005-12-21 2005-12-21 Nokia Corp Radiokanavajako ja siirtoyhteyden sovitus solukkojärjestelmässä
JP2010183196A (ja) * 2009-02-03 2010-08-19 Fujitsu Ltd データ転送システム、データ送信装置、データ受信装置及びデータ転送方法
US8929934B2 (en) * 2012-04-25 2015-01-06 Intel Mobile Communications GmbH Communication devices and methods for operating a communication device
FR3023104B1 (fr) * 2014-06-30 2016-07-29 Airbus Operations Sas Systeme audio de poste de pilotage d'un aeronef ainsi qu'un procede de commande d'un tel systeme audio

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733296A (en) * 1956-01-31 Automatic line switching circuits
US3111624A (en) * 1960-01-04 1963-11-19 Bell Telephone Labor Inc Automatic system for selectively substituting spare channels for failed working channels in a multichannel multilink communication system
CH425892A (it) * 1963-05-10 1966-12-15 Sits Soc It Telecom Siemens Distributore di informazioni a semiconduttori adatto a consentire il transito di una sola informazione per volta scelta fra due gruppi di informazioni di diversa importanza, applicabile in ponti radio pluricanali

Also Published As

Publication number Publication date
US3681694A (en) 1972-08-01
DE1924678A1 (de) 1970-02-12
NL6907218A (xx) 1969-11-18
GB1268819A (en) 1972-03-29

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