DE69601815T2 - Bidirektionelles optisches Übertragungssystem mit bidirektionalem optischem Verstärker - Google Patents

Bidirektionelles optisches Übertragungssystem mit bidirektionalem optischem Verstärker

Info

Publication number
DE69601815T2
DE69601815T2 DE69601815T DE69601815T DE69601815T2 DE 69601815 T2 DE69601815 T2 DE 69601815T2 DE 69601815 T DE69601815 T DE 69601815T DE 69601815 T DE69601815 T DE 69601815T DE 69601815 T2 DE69601815 T2 DE 69601815T2
Authority
DE
Germany
Prior art keywords
bidirectional optical
transmission system
optical transmission
optical amplifier
amplifier
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
DE69601815T
Other languages
English (en)
Other versions
DE69601815D1 (de
Inventor
Fausto Meli
Alessandro Cavaciuti
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.)
Pirelli and C SpA
Original Assignee
Pirelli Cavi e Sistemi SpA
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 Pirelli Cavi e Sistemi SpA filed Critical Pirelli Cavi e Sistemi SpA
Application granted granted Critical
Publication of DE69601815D1 publication Critical patent/DE69601815D1/de
Publication of DE69601815T2 publication Critical patent/DE69601815T2/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
    • H04B10/297—Bidirectional amplification
    • H04B10/2971—A single amplifier for both directions
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • H01S3/06787—Bidirectional amplifier
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
DE69601815T 1995-01-27 1996-01-17 Bidirektionelles optisches Übertragungssystem mit bidirektionalem optischem Verstärker Expired - Fee Related DE69601815T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI950143A IT1273465B (it) 1995-01-27 1995-01-27 Sistema di telecomunicazione ottica bidirezionale comprendente un amplificatore ottico bidirezionale

Publications (2)

Publication Number Publication Date
DE69601815D1 DE69601815D1 (de) 1999-04-29
DE69601815T2 true DE69601815T2 (de) 1999-10-14

Family

ID=11370346

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69622050T Expired - Fee Related DE69622050T2 (de) 1995-01-27 1996-01-17 Bidirektionelles optisches Übertragungssystem mit bidirektionellem optischen Verstärker
DE69601815T Expired - Fee Related DE69601815T2 (de) 1995-01-27 1996-01-17 Bidirektionelles optisches Übertragungssystem mit bidirektionalem optischem Verstärker

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69622050T Expired - Fee Related DE69622050T2 (de) 1995-01-27 1996-01-17 Bidirektionelles optisches Übertragungssystem mit bidirektionellem optischen Verstärker

Country Status (21)

Country Link
US (2) US5995259A (de)
EP (2) EP0889562B1 (de)
JP (1) JPH08265272A (de)
KR (1) KR960030588A (de)
CN (1) CN1077365C (de)
AU (1) AU708835B2 (de)
BR (1) BR9600511A (de)
CA (1) CA2168187A1 (de)
CZ (1) CZ23896A3 (de)
DE (2) DE69622050T2 (de)
ES (1) ES2132776T3 (de)
FI (1) FI960359A (de)
HU (1) HU219696B (de)
IT (1) IT1273465B (de)
NO (1) NO309788B1 (de)
NZ (1) NZ280875A (de)
PE (1) PE46797A1 (de)
PL (2) PL181053B1 (de)
RU (1) RU2000113800A (de)
SK (1) SK7996A3 (de)
TW (1) TW381378B (de)

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US7054559B1 (en) 1997-09-04 2006-05-30 Mci Communications Corporation Method and system for modular multiplexing and amplification in a multi-channel plan
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US6608709B2 (en) 2000-10-03 2003-08-19 Gary Duerksen Bidirectional WDM optical communication system with bidirectional add-drop multiplexing
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US6388805B1 (en) * 2001-03-28 2002-05-14 Sycamore Networks, Inc. Two fiber support with single optical amplifier
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US20040042067A1 (en) * 2002-06-04 2004-03-04 Eiselt Michael H. Apparatus and method for duplex optical transport using a co-directional optical amplifier
US7333686B1 (en) * 2002-12-10 2008-02-19 Avanex Corporation System and method for a re-configurable optical channel dropping de-multiplexer
KR100539901B1 (ko) * 2002-12-11 2005-12-28 삼성전자주식회사 Ｂｐｓｒ 광 전송 노드
US7421207B2 (en) 2002-12-13 2008-09-02 Pivotal Decisions Llc Single fiber duplex optical transport
US6894233B2 (en) * 2003-02-20 2005-05-17 The Revenue Markets, Inc. Systems and methods for classifying vehicles
TW572494U (en) * 2003-03-14 2004-01-11 Yin-Shiang Jai Improved structure of transmission device
JP4089504B2 (ja) 2003-05-14 2008-05-28 日本電気株式会社 一芯双方向光伝送システム及び一芯双方向光増幅器並びにその方法
US6980714B2 (en) * 2003-09-26 2005-12-27 Moog Components Group Inc. Fiber optic rotary joint and associated reflector assembly
JP4294452B2 (ja) * 2003-11-21 2009-07-15 富士通株式会社 双方向光通信用の光装置
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Also Published As

Publication number Publication date
PL312493A1 (en) 1996-08-05
HUP9600175A2 (en) 1996-11-28
FI960359A0 (fi) 1996-01-26
EP0889562A2 (de) 1999-01-07
PE46797A1 (es) 1997-11-24
JPH08265272A (ja) 1996-10-11
EP0889562B1 (de) 2002-06-26
US6018404A (en) 2000-01-25
AU4217196A (en) 1996-08-08
DE69622050D1 (de) 2002-08-01
DE69622050T2 (de) 2003-02-13
PL181053B1 (pl) 2001-05-31
US5995259A (en) 1999-11-30
EP0724314B1 (de) 1999-03-24
ES2132776T3 (es) 1999-08-16
EP0724314A1 (de) 1996-07-31
HU9600175D0 (en) 1996-03-28
CN1077365C (zh) 2002-01-02
CN1136247A (zh) 1996-11-20
ITMI950143A0 (it) 1995-01-27
TW381378B (en) 2000-02-01
SK7996A3 (en) 1998-06-03
KR960030588A (ko) 1996-08-17
NO309788B1 (no) 2001-03-26
HU219696B (hu) 2001-06-28
PL180013B1 (pl) 2000-11-30
NO960354L (no) 1996-07-29
RU2000113800A (ru) 2002-04-20
FI960359A (fi) 1996-07-28
CA2168187A1 (en) 1996-07-28
HUP9600175A3 (en) 1998-01-28
BR9600511A (pt) 1997-12-30
ITMI950143A1 (it) 1996-07-27
CZ23896A3 (en) 1996-08-14
AU708835B2 (en) 1999-08-12
NO960354D0 (no) 1996-01-26
DE69601815D1 (de) 1999-04-29
EP0889562A3 (de) 1999-01-27
NZ280875A (en) 1997-03-24
IT1273465B (it) 1997-07-08

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