DE68925662D1 - Gerät zur Fehlerprüfung in einem ringartigen Datenübertragungssystem mit Lichtwellenleitern - Google Patents

Gerät zur Fehlerprüfung in einem ringartigen Datenübertragungssystem mit Lichtwellenleitern

Info

Publication number
DE68925662D1
DE68925662D1 DE68925662T DE68925662T DE68925662D1 DE 68925662 D1 DE68925662 D1 DE 68925662D1 DE 68925662 T DE68925662 T DE 68925662T DE 68925662 T DE68925662 T DE 68925662T DE 68925662 D1 DE68925662 D1 DE 68925662D1
Authority
DE
Germany
Prior art keywords
ring
data transmission
transmission system
optical fibers
shaped data
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
DE68925662T
Other languages
English (en)
Other versions
DE68925662T2 (de
Inventor
Yoshifumi Hara
Tutomu Sakurai
Saburo Kubota
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE68925662D1 publication Critical patent/DE68925662D1/de
Publication of DE68925662T2 publication Critical patent/DE68925662T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
DE68925662T 1988-06-29 1989-06-28 Gerät zur Fehlerprüfung in einem ringartigen Datenübertragungssystem mit Lichtwellenleitern Expired - Fee Related DE68925662T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63161614A JPH07114409B2 (ja) 1988-06-29 1988-06-29 ループ状データ伝送装置

Publications (2)

Publication Number Publication Date
DE68925662D1 true DE68925662D1 (de) 1996-03-28
DE68925662T2 DE68925662T2 (de) 1996-06-27

Family

ID=15738516

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925662T Expired - Fee Related DE68925662T2 (de) 1988-06-29 1989-06-28 Gerät zur Fehlerprüfung in einem ringartigen Datenübertragungssystem mit Lichtwellenleitern

Country Status (5)

Country Link
US (1) US5119222A (de)
EP (1) EP0348925B1 (de)
JP (1) JPH07114409B2 (de)
KR (1) KR920007476B1 (de)
DE (1) DE68925662T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2830926B2 (ja) * 1990-11-26 1998-12-02 松下電器産業株式会社 光バス伝送装置
DE69404130T2 (de) * 1993-03-02 1997-12-11 British Telecomm Verfahren und vorrichtung zur erkennung von optisch kodierten signalen
US5390326A (en) * 1993-04-30 1995-02-14 The Foxboro Company Local area network with fault detection and recovery
JPH07264231A (ja) * 1994-03-16 1995-10-13 Fujitsu Ltd 回線切替え方式
JPH11186963A (ja) * 1997-12-24 1999-07-09 Nec Corp 光伝送通信システムにおける伝送品質監視方法と装置
KR100747677B1 (ko) * 2005-12-08 2007-08-08 에포크 머티리얼 컴퍼니, 리미티드 호모지나이저
JP2008211735A (ja) * 2007-02-28 2008-09-11 Mitsubishi Electric Corp 光伝送制御回路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799675A (en) * 1972-12-07 1974-03-26 Sanders Associates Inc Direction determining system
US4278850A (en) * 1978-04-11 1981-07-14 Kokusai Denshin Denwa Co., Ltd. Monitoring system for optical transmission line repeaters
US4257125A (en) * 1979-05-01 1981-03-17 The Singer Company Receiver for unipolar Manchester fiber optics signals
JPS6040746B2 (ja) * 1980-01-08 1985-09-12 三菱電機株式会社 光ファイバ通信装置
US4648135A (en) * 1984-07-20 1987-03-03 Sperry Corporation Photo diode-array dynamic range for optical signal systems
FR2568431A1 (fr) * 1984-07-27 1986-01-31 Inf Milit Spatiale Aeronaut Dispositif de controle du fonctionnement d'une liaison a fibre optique et recepteur comportant un tel dispositif
US4715028A (en) * 1986-06-13 1987-12-22 Polaroid Corporation Optical communication system

Also Published As

Publication number Publication date
DE68925662T2 (de) 1996-06-27
US5119222A (en) 1992-06-02
KR920007476B1 (ko) 1992-09-04
EP0348925A3 (de) 1992-02-05
EP0348925B1 (de) 1996-02-14
JPH07114409B2 (ja) 1995-12-06
KR910002176A (ko) 1991-01-31
EP0348925A2 (de) 1990-01-03
JPH0211041A (ja) 1990-01-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee