EP1488548A4 - Communication system and split-band amplifying apparatus using a depressed-profile fiber amplifier - Google Patents

Communication system and split-band amplifying apparatus using a depressed-profile fiber amplifier

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
depressed
split
communication system
fiber amplifier
amplifying apparatus
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Withdrawn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)
French (fr)
Other versions
EP1488548A2 (en
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/en
Publication of EP1488548A4 publication Critical patent/EP1488548A4/en
Withdrawn legal-status Critical Current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
EP03713955A 2002-03-08 2003-03-07 Communication system and split-band amplifying apparatus using a depressed-profile fiber amplifier Withdrawn EP1488548A4 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US95303 2002-03-08
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
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
US346960 2003-01-17
US10/346,960 US7054061B2 (en) 2002-03-08 2003-01-17 Split-band amplifying apparatus using a depressed-profile fiber amplifier
PCT/US2003/006967 WO2003076979A2 (en) 2002-03-08 2003-03-07 Split-band depressed-profile amplifier and system

Publications (2)

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

Family

ID=27808506

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03713955A Withdrawn EP1488548A4 (en) 2002-03-08 2003-03-07 Communication system and split-band amplifying apparatus using a depressed-profile fiber amplifier

Country Status (6)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070140634A1 (en) * 2005-12-16 2007-06-21 Robert Scott Windeler Gain-producing, large-mode-area, multimode, hybrid optical fibers and devices using same
EP1811616B1 (en) * 2005-12-16 2017-01-04 OFS Fitel, LLC Rare-earth-doped, large-mode-area, multimode, hybrid optical fibers and devices using the 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 (en) * 2018-05-16 2020-04-03 深圳大学 Thulium-doped optical fiber laser amplifier
WO2020047339A1 (en) * 2018-08-30 2020-03-05 Ofs Fitel, 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

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 (en) * 1999-06-23 2001-01-04 University Of Leeds A wide band optical amplifier
EP1246320A2 (en) * 2001-02-21 2002-10-02 Nippon Telegraph and Telephone Corporation Thulium-doped fiber amplifier

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 (en) * 1992-03-02 1993-09-16 Streck Laboratories, Inc. Reference control for use with manual and flow cytometric reticulocyte counting devices
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 (en) * 1996-04-15 2003-05-06 Masashi Onishi Dispersion compensating fiber and optical transmission system including the same
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 (en) * 1999-06-23 2001-01-04 University Of Leeds A wide band optical amplifier
EP1246320A2 (en) * 2001-02-21 2002-10-02 Nippon Telegraph and Telephone Corporation Thulium-doped fiber amplifier

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

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