DK0426222T3 - Aktiv fiberoptisk forstærker med en bredbåndet signalbølgelængde - Google Patents

Aktiv fiberoptisk forstærker med en bredbåndet signalbølgelængde

Info

Publication number
DK0426222T3
DK0426222T3 DK90202737.4T DK90202737T DK0426222T3 DK 0426222 T3 DK0426222 T3 DK 0426222T3 DK 90202737 T DK90202737 T DK 90202737T DK 0426222 T3 DK0426222 T3 DK 0426222T3
Authority
DK
Denmark
Prior art keywords
fiber optic
broadband signal
signal wavelength
active fiber
optic amplifier
Prior art date
Application number
DK90202737.4T
Other languages
Danish (da)
English (en)
Inventor
Giorgio Grasso
Aldo Righetti
Flavio Fontana
Original Assignee
Pirelli Cavi 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 Spa filed Critical Pirelli Cavi Spa
Application granted granted Critical
Publication of DK0426222T3 publication Critical patent/DK0426222T3/da

Links

Classifications

    • 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
    • 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
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/04—Gain spectral shaping, flattening
    • 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
    • H01S3/1691—Solid materials characterised by additives / sensitisers / promoters as further dopants
    • H01S3/1698—Solid materials characterised by additives / sensitisers / promoters as further dopants rare earth

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Communication System (AREA)
  • Glass Compositions (AREA)
DK90202737.4T 1989-10-30 1990-10-15 Aktiv fiberoptisk forstærker med en bredbåndet signalbølgelængde DK0426222T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02219789A IT1237136B (it) 1989-10-30 1989-10-30 Amplificatore ottico a fibra attiva a larga banda di lunghezza d'onda di segnale.

Publications (1)

Publication Number Publication Date
DK0426222T3 true DK0426222T3 (da) 1994-05-30

Family

ID=11192916

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90202737.4T DK0426222T3 (da) 1989-10-30 1990-10-15 Aktiv fiberoptisk forstærker med en bredbåndet signalbølgelængde

Country Status (26)

Country Link
EP (1) EP0426222B1 (it)
JP (1) JPH0797686B2 (it)
KR (1) KR940005757B1 (it)
CN (1) CN1024612C (it)
AR (1) AR243710A1 (it)
AT (1) ATE100641T1 (it)
AU (1) AU638062B2 (it)
BR (1) BR9005622A (it)
CA (1) CA2028714C (it)
CZ (1) CZ283652B6 (it)
DE (1) DE69006172T2 (it)
DK (1) DK0426222T3 (it)
ES (1) ES2050355T3 (it)
FI (1) FI97492C (it)
HK (1) HK111294A (it)
HU (1) HU209213B (it)
ID (1) ID863B (it)
IE (1) IE65509B1 (it)
IT (1) IT1237136B (it)
MX (1) MX172320B (it)
MY (1) MY106571A (it)
NO (1) NO303035B1 (it)
PL (1) PL164864B1 (it)
PT (1) PT95724B (it)
RU (1) RU2015125C1 (it)
SK (1) SK280515B6 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2246234A (en) * 1990-05-21 1992-01-22 Univ Southampton Optical amplifier with shaped spectral gain
US5260823A (en) * 1990-05-21 1993-11-09 University Of Southampton Erbium-doped fibre amplifier with shaped spectral gain
US5216728A (en) * 1991-06-14 1993-06-01 Corning Incorporated Optical fiber amplifier with filter
US5131069A (en) * 1991-08-12 1992-07-14 Corning Incorporated Fiber amplifier having modified gain spectrum
GB2265751B (en) * 1992-03-23 1995-12-20 Univ Southampton Optical amplifier with automatic self adjusting gain spectrum
IT1270032B (it) * 1994-04-14 1997-04-28 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda
IT1273676B (it) 1994-07-25 1997-07-09 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda,con potenza di ricezione equalizzata
JP3556379B2 (ja) 1996-03-07 2004-08-18 富士通株式会社 光伝送システム
KR20000074483A (ko) * 1999-05-21 2000-12-15 김효근 코어에 어븀이 도핑된 광섬유의 클래드 영역에 사마리움을 첨가하는 방법
JP2003142759A (ja) 2001-11-06 2003-05-16 Toshiba Corp ファイバレーザ装置およびそれを用いた映像表示装置
GB2521156A (en) * 2013-12-10 2015-06-17 Fibercore Ltd Optical transmission

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3599114A (en) * 1968-04-30 1971-08-10 American Optical Corp Laser constructions
BE756142A (fr) * 1969-09-22 1971-02-15 Westinghouse Electric Corp Nouveaux lasers
JPS61151039A (ja) * 1984-12-26 1986-07-09 Nippon Sekiei Glass Kk 石英レ−ザ−ガラス
GB8813769D0 (en) * 1988-06-10 1988-07-13 Pirelli General Plc Optical fibre

Also Published As

Publication number Publication date
CA2028714C (en) 1998-04-07
FI97492B (fi) 1996-09-13
CN1024612C (zh) 1994-05-18
IT8922197A1 (it) 1991-04-30
AR243710A1 (es) 1993-08-31
BR9005622A (pt) 1991-09-17
KR940005757B1 (ko) 1994-06-23
JPH0797686B2 (ja) 1995-10-18
CZ283652B6 (cs) 1998-05-13
PT95724A (pt) 1992-06-30
EP0426222A3 (en) 1991-08-21
AU6459090A (en) 1991-05-02
RU2015125C1 (ru) 1994-06-30
MX172320B (es) 1993-12-13
AU638062B2 (en) 1993-06-17
DE69006172T2 (de) 1994-08-04
PL164864B1 (pl) 1994-10-31
HUT57913A (en) 1991-12-30
ATE100641T1 (de) 1994-02-15
IE903837A1 (en) 1991-05-08
CS529490A3 (en) 1992-06-17
NO904677L (no) 1991-05-02
EP0426222B1 (en) 1994-01-19
NO303035B1 (no) 1998-05-18
NO904677D0 (no) 1990-10-29
DE69006172D1 (de) 1994-03-03
KR910008432A (ko) 1991-05-31
ES2050355T3 (es) 1994-05-16
ID863B (id) 1996-08-07
IE65509B1 (en) 1995-11-01
CN1052223A (zh) 1991-06-12
PT95724B (pt) 1998-07-31
FI905339A0 (fi) 1990-10-29
EP0426222A2 (en) 1991-05-08
HU906943D0 (en) 1991-05-28
JPH03263889A (ja) 1991-11-25
HK111294A (en) 1994-10-21
IT1237136B (it) 1993-05-24
MY106571A (en) 1995-06-30
SK280515B6 (sk) 2000-03-13
HU209213B (en) 1994-03-28
PL287578A1 (en) 1991-07-29
CA2028714A1 (en) 1991-05-01
IT8922197A0 (it) 1989-10-30
FI97492C (fi) 1996-12-27

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