FR2748170B1 - Dispositif de commutation automatique de lignes de transmission - Google Patents

Dispositif de commutation automatique de lignes de transmission

Info

Publication number
FR2748170B1
FR2748170B1 FR9605255A FR9605255A FR2748170B1 FR 2748170 B1 FR2748170 B1 FR 2748170B1 FR 9605255 A FR9605255 A FR 9605255A FR 9605255 A FR9605255 A FR 9605255A FR 2748170 B1 FR2748170 B1 FR 2748170B1
Authority
FR
France
Prior art keywords
transmission lines
automatic switching
switching
automatic
lines
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9605255A
Other languages
English (en)
Other versions
FR2748170A1 (fr
Inventor
Alain Dubois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
France Telecom SA
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 by France Telecom SA filed Critical France Telecom SA
Priority to FR9605255A priority Critical patent/FR2748170B1/fr
Publication of FR2748170A1 publication Critical patent/FR2748170A1/fr
Application granted granted Critical
Publication of FR2748170B1 publication Critical patent/FR2748170B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
    • H04L25/085—Arrangements for reducing interference in line transmission systems, e.g. by differential transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR9605255A 1996-04-25 1996-04-25 Dispositif de commutation automatique de lignes de transmission Expired - Fee Related FR2748170B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9605255A FR2748170B1 (fr) 1996-04-25 1996-04-25 Dispositif de commutation automatique de lignes de transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9605255A FR2748170B1 (fr) 1996-04-25 1996-04-25 Dispositif de commutation automatique de lignes de transmission

Publications (2)

Publication Number Publication Date
FR2748170A1 FR2748170A1 (fr) 1997-10-31
FR2748170B1 true FR2748170B1 (fr) 1998-07-03

Family

ID=9491600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9605255A Expired - Fee Related FR2748170B1 (fr) 1996-04-25 1996-04-25 Dispositif de commutation automatique de lignes de transmission

Country Status (1)

Country Link
FR (1) FR2748170B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745750A (en) * 1980-09-01 1982-03-15 Fanuc Ltd Transmission switching device having open line detecting function and industrial robot using said device
DE3342763C2 (de) * 1983-11-25 1985-11-28 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Überwachen von symmetrischen Leitungen
US4633473A (en) * 1984-08-02 1986-12-30 United Technologies Corporation Fault tolerant communications interface
JPS61234137A (ja) * 1985-04-09 1986-10-18 Nec Corp デ−タ伝送方式
JPS6253038A (ja) * 1985-08-31 1987-03-07 Toshiba Electric Equip Corp デ−タ伝送装置の二重化システム
ATE114907T1 (de) * 1989-08-07 1994-12-15 Siemens Ag Verfahren zum übertragen von daten mittels impulstelegrammen zwischen teilnehmerstellen einer fernwirkeinrichtung und schaltungsanordnung zur durchführung des verfahrens.

Also Published As

Publication number Publication date
FR2748170A1 (fr) 1997-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141231