GB0122822D0 - Optical amplifier and light source - Google Patents

Optical amplifier and light source

Info

Publication number
GB0122822D0
GB0122822D0 GBGB0122822.0A GB0122822A GB0122822D0 GB 0122822 D0 GB0122822 D0 GB 0122822D0 GB 0122822 A GB0122822 A GB 0122822A GB 0122822 D0 GB0122822 D0 GB 0122822D0
Authority
GB
United Kingdom
Prior art keywords
light source
optical amplifier
amplifier
optical
source
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.)
Granted
Application number
GBGB0122822.0A
Other versions
GB2366447B (en
GB2366447A (en
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.)
Trumpf Laser UK Ltd
Original Assignee
Southampton Photonics Ltd
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 GBGB9625231.7A external-priority patent/GB9625231D0/en
Application filed by Southampton Photonics Ltd filed Critical Southampton Photonics Ltd
Publication of GB0122822D0 publication Critical patent/GB0122822D0/en
Publication of GB2366447A publication Critical patent/GB2366447A/en
Application granted granted Critical
Publication of GB2366447B publication Critical patent/GB2366447B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01S3/06708—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
    • H01S2301/00—Functional characteristics
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
    • 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
    • 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/0804—Transverse or lateral modes
    • H01S3/08045—Single-mode emission
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
    • H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094042—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a fibre laser

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
GB0122822A 1996-12-04 1997-12-04 Apparatus for Amplifying a Signal Beam having a Normalised Intensity Distribution Expired - Lifetime GB2366447B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9625231.7A GB9625231D0 (en) 1996-12-04 1996-12-04 Optical amplifiers & lasers
GB9912603A GB2335074B (en) 1996-12-04 1997-12-04 Optical Amplifier

Publications (3)

Publication Number Publication Date
GB0122822D0 true GB0122822D0 (en) 2001-11-14
GB2366447A GB2366447A (en) 2002-03-06
GB2366447B GB2366447B (en) 2002-04-17

Family

ID=26310549

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0122822A Expired - Lifetime GB2366447B (en) 1996-12-04 1997-12-04 Apparatus for Amplifying a Signal Beam having a Normalised Intensity Distribution
GB9912603A Expired - Lifetime GB2335074B (en) 1996-12-04 1997-12-04 Optical Amplifier

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9912603A Expired - Lifetime GB2335074B (en) 1996-12-04 1997-12-04 Optical Amplifier

Country Status (1)

Country Link
GB (2) GB2366447B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004066458A2 (en) 2003-01-24 2004-08-05 Trumpf, Inc. Fiber laser
DK1586145T3 (en) 2003-01-24 2006-06-26 Trumpf Inc Side pumped fiber laser
US7983312B2 (en) 2007-08-09 2011-07-19 Raytheon Company Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber
WO2010056253A1 (en) * 2008-11-17 2010-05-20 Raytheon Company Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber
FR2952243B1 (en) 2009-11-03 2012-05-11 Univ Bordeaux 1 OPTICAL SOURCE USING A DOPED FIBER, FIBER FOR SUCH AN OPTICAL SOURCE AND METHOD FOR MANUFACTURING SUCH A FIBER

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456211A (en) * 1966-06-16 1969-07-15 American Optical Corp Fiber laser structures and the like
IT1237980B (en) * 1990-02-12 1993-06-19 Pirelli Cavi Spa CURVED SINGLE-MODE ACTIVE FIBER OPTICAL AMPLIFIER
US5155621A (en) * 1990-07-31 1992-10-13 Fujitsu Limited Optical fiber amplifier
US5128800A (en) * 1991-06-19 1992-07-07 At&T Bell Laboratories Gain switchable optical fiber amplifier
DK168180B1 (en) * 1991-07-19 1994-02-21 Lycom As Method of amplifying an optical signal, optical amplifier for practicing the method, and using such an optical amplifier as a light source
US5131069A (en) * 1991-08-12 1992-07-14 Corning Incorporated Fiber amplifier having modified gain spectrum
JP3556026B2 (en) * 1995-10-30 2004-08-18 富士通株式会社 Multi-wavelength optical amplifier that amplifies multiple wavelength signals at once

Also Published As

Publication number Publication date
GB2335074B (en) 2002-02-13
GB2335074A (en) 1999-09-08
GB2366447B (en) 2002-04-17
GB2366447A (en) 2002-03-06
GB9912603D0 (en) 1999-07-28

Similar Documents

Publication Publication Date Title
AU5402498A (en) Optical amplifier and light source
DE69627624D1 (en) Light source and optical scanner
GB9421278D0 (en) Light source and display
EP0786836A3 (en) Laser-based light source
GB2289586B (en) Optical amplifiers
GB2304229B (en) Optical amplifiers
DE69633109D1 (en) Optical transmission system and optical amplifier
EP0717478A3 (en) Optical amplifier
GB2294580B (en) Light source
EP0729057A3 (en) Coherent white light source and optical devices therewith
EP0786837A3 (en) Integrated laser-based light source
GB9420132D0 (en) Optical amplifiers
GB2310095B (en) Optical amplifiers
GB2306245B (en) Light amplifier
EP0713273A3 (en) Optical fiber amplifier
GB2309578B (en) Optical fibre amplifier
GB9305604D0 (en) Optical amplifier and laser
GB9615013D0 (en) Optical glass optical waveguide amplifier and optical waveguide laser
GB9525766D0 (en) Optical amplifier
EP0760468A3 (en) Infrared light source
GB0122822D0 (en) Optical amplifier and light source
GB2293936B (en) Optical amplifiers
GB2322026B (en) Optical amplifiers
GB9503257D0 (en) An optical amplifier
GB9505109D0 (en) Laser light source units

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20171203