EP1488548A4 - Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime - Google Patents

Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime

Info

Publication number
EP1488548A4
EP1488548A4 EP03713955A EP03713955A EP1488548A4 EP 1488548 A4 EP1488548 A4 EP 1488548A4 EP 03713955 A EP03713955 A EP 03713955A EP 03713955 A EP03713955 A EP 03713955A EP 1488548 A4 EP1488548 A4 EP 1488548A4
Authority
EP
European Patent Office
Prior art keywords
communication system
fiber amplifier
amplification apparatus
divided band
band amplification
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.)
Withdrawn
Application number
EP03713955A
Other languages
German (de)
English (en)
Other versions
EP1488548A2 (fr
Inventor
Mark A Arbore
Yidong Zhou
Jeffrey D Kmetec
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.)
Lightwave Electronics Corp
Original Assignee
Lightwave Electronics Corp
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
Priority claimed from US10/095,303 external-priority patent/US6909538B2/en
Application filed by Lightwave Electronics Corp filed Critical Lightwave Electronics Corp
Publication of EP1488548A2 publication Critical patent/EP1488548A2/fr
Publication of EP1488548A4 publication Critical patent/EP1488548A4/fr
Withdrawn legal-status Critical Current

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
    • 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
    • H01S3/06758—Tandem amplifiers
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2375—Hybrid lasers
    • 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
    • H01S3/06716—Fibre compositions or doping with active elements
    • 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
    • H01S3/0672—Non-uniform radial doping
    • 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
    • H01S3/06729—Peculiar transverse fibre profile
    • 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
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/06766—C-band amplifiers, i.e. amplification in the range of about 1530 nm to 1560 nm
    • 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
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/0677—L-band amplifiers, i.e. amplification in the range of about 1560 nm to 1610 nm
    • 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
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/06775—S-band amplifiers, i.e. amplification in the range of about 1450 nm to 1530 nm

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
EP03713955A 2002-03-08 2003-03-07 Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime Withdrawn EP1488548A4 (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US10/095,303 US6909538B2 (en) 2002-03-08 2002-03-08 Fiber amplifiers with depressed cladding and their uses in Er-doped fiber amplifiers for the S-band
US95303 2002-03-08
US10/186,561 US6903865B2 (en) 2002-03-08 2002-06-28 Communication system using S-band Er-doped fiber amplifiers with depressed cladding
US186561 2002-06-28
US10/346,960 US7054061B2 (en) 2002-03-08 2003-01-17 Split-band amplifying apparatus using a depressed-profile fiber amplifier
US346960 2003-01-17
PCT/US2003/006967 WO2003076979A2 (fr) 2002-03-08 2003-03-07 Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime

Publications (2)

Publication Number Publication Date
EP1488548A2 EP1488548A2 (fr) 2004-12-22
EP1488548A4 true EP1488548A4 (fr) 2009-11-11

Family

ID=27808506

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03713955A Withdrawn EP1488548A4 (fr) 2002-03-08 2003-03-07 Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime

Country Status (6)

Country Link
EP (1) EP1488548A4 (fr)
JP (1) JP2005520323A (fr)
CN (1) CN1327221C (fr)
AU (1) AU2003217978A1 (fr)
CA (1) CA2478416A1 (fr)
WO (1) WO2003076979A2 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1811616B1 (fr) * 2005-12-16 2017-01-04 OFS Fitel, LLC Fibres optiques du type multi-mode dopées aux terres rares et dispositifs
US20070140634A1 (en) * 2005-12-16 2007-06-21 Robert Scott Windeler Gain-producing, large-mode-area, multimode, hybrid optical fibers and devices using same
US9164230B2 (en) * 2013-03-15 2015-10-20 Ofs Fitel, Llc High-power double-cladding-pumped (DC) erbium-doped fiber amplifier (EDFA)
US9837974B2 (en) 2015-11-12 2017-12-05 Mediatek Inc. Amplifier system and method for controlling amplifier
CN108649415B (zh) * 2018-05-16 2020-04-03 深圳大学 一种掺铥光纤激光放大器
US12149039B2 (en) 2018-08-30 2024-11-19 Ofsfitel, Llc Wide gain bandwidth C-band optical fiber amplifier
US11923651B2 (en) 2020-05-29 2024-03-05 Subcom, Llc Gain equalization in C+L erbium-doped fiber amplifiers
JP7659363B2 (ja) * 2020-08-31 2025-04-09 日本電信電話株式会社 光送信装置、光アクセスシステム及び光送信方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6118575A (en) * 1997-03-17 2000-09-12 Sdl, Inc. Optical fiber gain medium with evanescent filtering
WO2001001529A1 (fr) * 1999-06-23 2001-01-04 University Of Leeds Amplificateur optique a bande large
EP1246320A2 (fr) * 2001-02-21 2002-10-02 Nippon Telegraph and Telephone Corporation Amplificateur à fibre optique dopée avec du Thulium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059230A (en) * 1990-01-22 1991-10-22 At&T Bell Laboratories Fabrication of doped filament optical fibers
US5478722A (en) * 1991-02-17 1995-12-26 The Curators Of The University Of Missouri Preserved cell preparations for flow cytometry and immunology
WO1993018397A1 (fr) * 1992-03-02 1993-09-16 Streck Laboratories, Inc. Controle de reference utilise avec des dispositifs manuels et a cytometrie en flux pour le comptage de reticulation
US5763204A (en) * 1992-09-14 1998-06-09 Coulter Corporation Preparation of preserved, non-infectious control cell for use in the identification of a disease through blood testing
US5323404A (en) * 1993-11-02 1994-06-21 At&T Bell Laboratories Optical fiber laser or amplifier including high reflectivity gratings
CA2202586C (fr) * 1996-04-15 2003-05-06 Masashi Onishi Fibre compensatrice de dispersion et systeme de transmission optique comprenant cette fibre
US6049417A (en) * 1997-06-02 2000-04-11 Lucent Technologies Inc. Wide band optical amplifier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6118575A (en) * 1997-03-17 2000-09-12 Sdl, Inc. Optical fiber gain medium with evanescent filtering
WO2001001529A1 (fr) * 1999-06-23 2001-01-04 University Of Leeds Amplificateur optique a bande large
EP1246320A2 (fr) * 2001-02-21 2002-10-02 Nippon Telegraph and Telephone Corporation Amplificateur à fibre optique dopée avec du Thulium

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ARBORE M A ET AL: "34dB GAIN AT 1500nm IN S-BAND EDFA WITH DISTRIBUTED ASE SUPPRESSION", ECOC 2002. 28TH. EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION. COPENHAGEN, DENMARK, SEPT. 8 - 12, 2002; [EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION.(ECOC)],, vol. CONF. 28, 9 September 2002 (2002-09-09), pages 2.2.2, XP001158344 *
ISHIKAWA E ET AL: "Novel 1500 nm-band EDFA with discrete raman amplifier", OPTICAL COMMUNICATION, 2001. ECOC '01. 27TH EUROPEAN CONFERENCE ON SEPT. 30 - OCT. 4, 2001, PISCATAWAY, NJ, USA,IEEE, vol. 6, 30 September 2001 (2001-09-30), pages 48 - 49, XP010582870, ISBN: 0-7803-6705-7 *

Also Published As

Publication number Publication date
WO2003076979A2 (fr) 2003-09-18
CN1638630A (zh) 2005-07-13
EP1488548A2 (fr) 2004-12-22
CN1327221C (zh) 2007-07-18
JP2005520323A (ja) 2005-07-07
WO2003076979A9 (fr) 2004-03-04
AU2003217978A8 (en) 2003-09-22
WO2003076979A3 (fr) 2004-02-05
AU2003217978A1 (en) 2003-09-22
CA2478416A1 (fr) 2003-09-18

Similar Documents

Publication Publication Date Title
IT1290943B1 (it) Amplificatore a fibra ottica drogata con er.
FI960359A7 (fi) Kaksisuuntainen optinen tietoliikennejärjestelmä, jossa on kaksisuuntainen optinen vahvistin
DE69729339D1 (de) Vorrichtung zur Durchführung einen Tracheotomie
DE60001239D1 (de) Vorrichtung mit einem faseroptischen L-Band-Verstärker
TWI256777B (en) Spectrum management apparatus, method, and system
DE69521302D1 (de) Gewinngesteuerter faseroptischer verstärker
DE69832681D1 (de) Lichtleiter zur Durchführung eines Näherungsdetektors
TW545365U (en) Handheld optical fiber cutting apparatus
ATE537474T1 (de) Faseroptisches kabel, mit einfachem zugang aufgrund eines perforierten bandes mit abziehbaren teilstücken
GB201004174D0 (en) Optical fiber, optical fiber amplifier and optical fiber laser light source
EP1247367A4 (fr) Procede et appareil de communication a canaux multiplesarq a arret/attente
NO20014171D0 (no) Fremgangsmåte og anordning for installasjon av optiske fibre
EP1488548A4 (fr) Systeme de communication et appareil d'amplification a bande divisee mettant en oeuvre un amplificateur a fibre a profil deprime
AU2001278925A1 (en) Method and apparatus for extending fiber transmission distance with multiple pre-emphases in optically amplified dwdm system
DE60127046D1 (de) Raman Verstärker und optisches Übertragungssystem, das dieser Verstärker verwendet
DE60232319D1 (de) Wdm-kanalüberwachungssystem und -verfahren
DE69520547D1 (de) Faseroptischer Verstärker
AU2003265536A8 (en) Method and apparatus for using optical idler tones for performance monitoring in a wdm optical transmission system
FR2744307B1 (fr) Amplificateur a fibre optique
ITTO950308A0 (it) Amplificatore ottico bidirezionale a fibra attiva.
DE60226504D1 (de) Faseroptikkanal- auswahlvorrichtung
AU2003277517A1 (en) Light source unit, light-receiving unit, and multichannel optical sensing apparatus using those
DK1633912T3 (da) En fremgangsmåde og en fiberfordeler til at tørlægge fibre
DE60319198D1 (de) Thuliumdotierer Faserverstärker
DE50112359D1 (de) Bidirektionaler optischer Verstärker

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20041007

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

A4 Supplementary search report drawn up and despatched

Effective date: 20091014

RIC1 Information provided on ipc code assigned before grant

Ipc: H01S 3/067 20060101ALI20091008BHEP

Ipc: H01S 3/00 20060101AFI20091008BHEP

17Q First examination report despatched

Effective date: 20100305

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20100716