DE69628822D1 - Dämpfungsfreie optische verbindung - Google Patents

Dämpfungsfreie optische verbindung

Info

Publication number
DE69628822D1
DE69628822D1 DE69628822T DE69628822T DE69628822D1 DE 69628822 D1 DE69628822 D1 DE 69628822D1 DE 69628822 T DE69628822 T DE 69628822T DE 69628822 T DE69628822 T DE 69628822T DE 69628822 D1 DE69628822 D1 DE 69628822D1
Authority
DE
Germany
Prior art keywords
damping
optical connection
free optical
free
connection
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
DE69628822T
Other languages
English (en)
Other versions
DE69628822T2 (de
Inventor
Dan Kaellgren
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.)
Telia AB
Original Assignee
Telia AB
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 Telia AB filed Critical Telia AB
Application granted granted Critical
Publication of DE69628822D1 publication Critical patent/DE69628822D1/de
Publication of DE69628822T2 publication Critical patent/DE69628822T2/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
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/293—Signal power control
    • H04B10/2933—Signal power control considering the whole optical path
    • H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
DE69628822T 1995-02-22 1996-02-20 Dämpfungsfreie optische verbindung Expired - Fee Related DE69628822T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9500647 1995-02-22
SE9500647A SE504278C2 (sv) 1995-02-22 1995-02-22 Dämpningsfri optisk förbindelse
PCT/SE1996/000225 WO1996026581A1 (en) 1995-02-22 1996-02-20 Attenuation-free optical connection

Publications (2)

Publication Number Publication Date
DE69628822D1 true DE69628822D1 (de) 2003-07-31
DE69628822T2 DE69628822T2 (de) 2004-05-13

Family

ID=20397316

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628822T Expired - Fee Related DE69628822T2 (de) 1995-02-22 1996-02-20 Dämpfungsfreie optische verbindung

Country Status (6)

Country Link
US (1) US6064680A (de)
EP (1) EP0811279B1 (de)
DE (1) DE69628822T2 (de)
DK (1) DK0811279T3 (de)
SE (1) SE504278C2 (de)
WO (1) WO1996026581A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0112368A (pt) * 2000-07-06 2003-05-13 Corvis Corp Sistemas óticos de transmissão que incluem amplificadores óticos e processos de uso dos mesmos
US20040130778A1 (en) 2003-01-06 2004-07-08 Corvis Corporation Optical transmission systems including optical amplifiers and methods of use therein

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5083874A (en) * 1989-04-14 1992-01-28 Nippon Telegraph And Telephone Corporation Optical repeater and optical network using the same
US5185814A (en) * 1989-07-13 1993-02-09 British Telecommunications Public Limited Company Optical fiber communications network including plural amplifiers with single pump source
US5039199A (en) * 1989-12-29 1991-08-13 At&T Bell Laboratories Lightwave transmission system having remotely pumped quasi-distributed amplifying fibers
GB9025207D0 (en) * 1990-11-20 1991-01-02 British Telecomm An optical network
IT1270032B (it) * 1994-04-14 1997-04-28 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda

Also Published As

Publication number Publication date
SE9500647L (sv) 1996-08-23
SE504278C2 (sv) 1996-12-23
DE69628822T2 (de) 2004-05-13
WO1996026581A1 (en) 1996-08-29
EP0811279A1 (de) 1997-12-10
DK0811279T3 (da) 2003-10-20
SE9500647D0 (sv) 1995-02-22
EP0811279B1 (de) 2003-06-25
US6064680A (en) 2000-05-16

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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