DE69431155D1 - Verfahren und Vorrichtung zur Fehleranzeige eines optischen Sendeverstärkers - Google Patents

Verfahren und Vorrichtung zur Fehleranzeige eines optischen Sendeverstärkers

Info

Publication number
DE69431155D1
DE69431155D1 DE69431155T DE69431155T DE69431155D1 DE 69431155 D1 DE69431155 D1 DE 69431155D1 DE 69431155 T DE69431155 T DE 69431155T DE 69431155 T DE69431155 T DE 69431155T DE 69431155 D1 DE69431155 D1 DE 69431155D1
Authority
DE
Germany
Prior art keywords
modulation
signal
circuit
optical
failure
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 - Lifetime
Application number
DE69431155T
Other languages
English (en)
Inventor
Michael R Moothart
John Michael Dugan
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of DE69431155D1 publication Critical patent/DE69431155D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • 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
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • 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
    • 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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/003—Devices including multiple stages, e.g., multi-stage optical amplifiers or dispersion compensators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
DE69431155T 1994-12-13 1994-12-13 Verfahren und Vorrichtung zur Fehleranzeige eines optischen Sendeverstärkers Expired - Lifetime DE69431155D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94119657A EP0717513B1 (de) 1994-12-13 1994-12-13 Verfahren und Vorrichtung zur Fehleranzeige eines optischen Sendeverstärkers

Publications (1)

Publication Number Publication Date
DE69431155D1 true DE69431155D1 (de) 2002-09-12

Family

ID=8216525

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69431155T Expired - Lifetime DE69431155D1 (de) 1994-12-13 1994-12-13 Verfahren und Vorrichtung zur Fehleranzeige eines optischen Sendeverstärkers

Country Status (3)

Country Link
EP (1) EP0717513B1 (de)
AT (1) ATE222035T1 (de)
DE (1) DE69431155D1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0834454B2 (ja) * 1990-03-01 1996-03-29 国際電信電話株式会社 光中継器の監視方式
JPH05211482A (ja) * 1992-01-31 1993-08-20 Fujitsu Ltd 光増幅中継器
JP3320452B2 (ja) * 1992-07-15 2002-09-03 沖電気工業株式会社 光中継器の監視制御方式
US5428471A (en) * 1992-07-30 1995-06-27 Alcatel Network Systems, Inc. Fail-safe automatic shut-down apparatus and method for high output power optical communications system
FR2703531B1 (fr) * 1993-03-30 1995-05-19 Cit Alcatel Dispositif d'évaluation de la qualité de transmission d'un équipement amplificateur optique.

Also Published As

Publication number Publication date
EP0717513A1 (de) 1996-06-19
ATE222035T1 (de) 2002-08-15
EP0717513B1 (de) 2002-08-07

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Legal Events

Date Code Title Description
8332 No legal effect for de