ES2132776T3 - Sistema de telecomunicacion bidireccional de fibra optica y un amplificador optico bidireccional. - Google Patents

Sistema de telecomunicacion bidireccional de fibra optica y un amplificador optico bidireccional.

Info

Publication number
ES2132776T3
ES2132776T3 ES96100586T ES96100586T ES2132776T3 ES 2132776 T3 ES2132776 T3 ES 2132776T3 ES 96100586 T ES96100586 T ES 96100586T ES 96100586 T ES96100586 T ES 96100586T ES 2132776 T3 ES2132776 T3 ES 2132776T3
Authority
ES
Spain
Prior art keywords
bidirectional
length
optical amplifier
optical
wave length
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
ES96100586T
Other languages
English (en)
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 ES2132776T3 publication Critical patent/ES2132776T3/es
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Lasers (AREA)

Abstract

AMPLIFICADOR OPTICO BIDIRECCIONAL QUE COMPRENDE UNA UNIDAD AMPLIFICADORA OPTICA UNIDIRECCIONAL (20) QUE TIENE UNA GAMA DE LONGITUD DE ONDAS DE AMPLIFICACION; DOS PUERTOS DE ENTRADA/SALIDA (106, 107) PARA DOS SEÑALES OPTICAS COMO MINIMO, QUE TIENEN DIRECCIONES DE PROPAGACION OPUESTAS, DICHAS SEÑALES TIENEN UNA PRIMERA (121, 123) Y UNA SEGUNDA LONGITUD DE ONDA, RESPECTIVAMENTE, QUE SON DISTINTAS ENTRE SI Y ESTAN INCLUIDAS EN DICHA GAMA DE LONGITUD DE ONDAS DE AMPLIFICACION; DOS PRIMEROS Y DOS SEGUNDOS ACOPLADORES OPTICOS SELECTIVOS DE LA LONGITUD DE ONDA (122, 124), QUE TIENEN UNA PRIMERA BANDA DE PASO DE LONGITUD DE ONDA, QUE INCLUYE DICHA SEGUNDA LONGITUD DE ONDA RESPECTIVAMENTE, DICHA PRIMERA Y SEGUNDAS BANDAS DE PASO DE LONGITUD DE ONDA ESTAN DESPROVISTAS DE SOLAPAMIENTOS RESPECTIVOS, DONDE DICHA UNIDAD DE AMPLIFICACION ESTA CONECTADA ENTRE DOS NODOS OPUESTOS DE UN CIRCUITO DE PUENTE OPTICO Y DONDE EN LOS NODOS DE DICHO CIRCUITO DE PUENTE DICHOS PRIMEROS Y SEGUNDOS ADAPTADORES OPTICOS ESTAN DISPUESTOS SIMETRICAMENTE CON RESPECTO A LA UNIDAD AMPLIFICADORA Y A DICHOS PUERTOS DE ENTRADA Y SALIDA DE LAS CITADAS SEÑALES OPTICAS.
ES96100586T 1995-01-27 1996-01-17 Sistema de telecomunicacion bidireccional de fibra optica y un amplificador optico bidireccional. Expired - Lifetime ES2132776T3 (es)

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 (1)

Publication Number Publication Date
ES2132776T3 true ES2132776T3 (es) 1999-08-16

Family

ID=11370346

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96100586T Expired - Lifetime ES2132776T3 (es) 1995-01-27 1996-01-17 Sistema de telecomunicacion bidireccional de fibra optica y un amplificador optico bidireccional.

Country Status (21)

Country Link
US (2) US5995259A (es)
EP (2) EP0724314B1 (es)
JP (1) JPH08265272A (es)
KR (1) KR960030588A (es)
CN (1) CN1077365C (es)
AU (1) AU708835B2 (es)
BR (1) BR9600511A (es)
CA (1) CA2168187A1 (es)
CZ (1) CZ23896A3 (es)
DE (2) DE69601815T2 (es)
ES (1) ES2132776T3 (es)
FI (1) FI960359A7 (es)
HU (1) HU219696B (es)
IT (1) IT1273465B (es)
NO (1) NO309788B1 (es)
NZ (1) NZ280875A (es)
PE (1) PE46797A1 (es)
PL (2) PL180013B1 (es)
RU (1) RU2000113800A (es)
SK (1) SK7996A3 (es)
TW (1) TW381378B (es)

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Also Published As

Publication number Publication date
HU9600175D0 (en) 1996-03-28
AU708835B2 (en) 1999-08-12
FI960359A7 (fi) 1996-07-28
EP0724314A1 (en) 1996-07-31
AU4217196A (en) 1996-08-08
HUP9600175A2 (en) 1996-11-28
EP0889562A3 (en) 1999-01-27
US5995259A (en) 1999-11-30
FI960359A0 (fi) 1996-01-26
HUP9600175A3 (en) 1998-01-28
NO309788B1 (no) 2001-03-26
HU219696B (hu) 2001-06-28
DE69622050T2 (de) 2003-02-13
CZ23896A3 (en) 1996-08-14
CA2168187A1 (en) 1996-07-28
ITMI950143A1 (it) 1996-07-27
SK7996A3 (en) 1998-06-03
NO960354D0 (no) 1996-01-26
EP0724314B1 (en) 1999-03-24
PL181053B1 (pl) 2001-05-31
IT1273465B (it) 1997-07-08
CN1077365C (zh) 2002-01-02
CN1136247A (zh) 1996-11-20
PL180013B1 (pl) 2000-11-30
EP0889562B1 (en) 2002-06-26
ITMI950143A0 (it) 1995-01-27
NO960354L (no) 1996-07-29
PE46797A1 (es) 1997-11-24
KR960030588A (ko) 1996-08-17
BR9600511A (pt) 1997-12-30
DE69622050D1 (de) 2002-08-01
US6018404A (en) 2000-01-25
EP0889562A2 (en) 1999-01-07
NZ280875A (en) 1997-03-24
PL312493A1 (en) 1996-08-05
JPH08265272A (ja) 1996-10-11
DE69601815D1 (de) 1999-04-29
DE69601815T2 (de) 1999-10-14
RU2000113800A (ru) 2002-04-20
TW381378B (en) 2000-02-01

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