HK139096A - A laser and an amplifier - Google Patents

A laser and an amplifier

Info

Publication number
HK139096A
HK139096A HK139096A HK139096A HK139096A HK 139096 A HK139096 A HK 139096A HK 139096 A HK139096 A HK 139096A HK 139096 A HK139096 A HK 139096A HK 139096 A HK139096 A HK 139096A
Authority
HK
Hong Kong
Prior art keywords
amplifier
laser
Prior art date
Application number
HK139096A
Other languages
English (en)
Inventor
Colin Anderson Millar
Michael Harold Hunt
Michael Charles Brierley
Original Assignee
British Telecomm
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 GB909019367A external-priority patent/GB9019367D0/en
Priority claimed from GB909023186A external-priority patent/GB9023186D0/en
Application filed by British Telecomm filed Critical British Telecomm
Publication of HK139096A publication Critical patent/HK139096A/xx

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
    • 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
    • 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
    • H01S3/17—Solid materials amorphous, e.g. glass
    • H01S3/173—Solid materials amorphous, e.g. glass fluoride glass, e.g. fluorozirconate or ZBLAN [ ZrF4-BaF2-LaF3-AlF3-NaF]

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
HK139096A 1990-09-05 1996-07-25 A laser and an amplifier HK139096A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909019367A GB9019367D0 (en) 1990-09-05 1990-09-05 Laser
GB909023186A GB9023186D0 (en) 1990-10-24 1990-10-24 Laser and amplifier

Publications (1)

Publication Number Publication Date
HK139096A true HK139096A (en) 1996-08-02

Family

ID=26297602

Family Applications (1)

Application Number Title Priority Date Filing Date
HK139096A HK139096A (en) 1990-09-05 1996-07-25 A laser and an amplifier

Country Status (10)

Country Link
US (1) US5383197A (de)
EP (1) EP0547136B1 (de)
JP (1) JP2786012B2 (de)
KR (1) KR0151555B1 (de)
AU (1) AU648339B2 (de)
CA (1) CA2090680C (de)
DE (1) DE69107214T2 (de)
HK (1) HK139096A (de)
IE (1) IE80723B1 (de)
WO (1) WO1992004750A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4409444A1 (de) * 1994-03-19 1995-09-21 Sel Alcatel Ag Optisch gepumpter bistabiler Laser
US6384368B1 (en) * 1999-05-05 2002-05-07 Lsp Technologies, Inc. Laser amplifier with variable and matched wavelength pumping
WO2014176639A1 (en) * 2013-05-03 2014-11-06 Adelaide Research & Innovation Pty Ltd Dual wavelength pumped laser system and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8811820D0 (en) * 1988-05-19 1988-06-22 British Telecomm Laser
JP2905251B2 (ja) * 1990-04-06 1999-06-14 日本電信電話株式会社 光ファイバレーザ

Also Published As

Publication number Publication date
EP0547136B1 (de) 1995-02-01
KR0151555B1 (ko) 1999-05-15
WO1992004750A1 (en) 1992-03-19
DE69107214D1 (de) 1995-03-16
KR930702804A (ko) 1993-09-09
AU8507291A (en) 1992-03-30
US5383197A (en) 1995-01-17
JPH06503920A (ja) 1994-04-28
DE69107214T2 (de) 1995-05-24
IE913124A1 (en) 1992-03-11
IE80723B1 (en) 1998-12-30
CA2090680C (en) 1997-08-19
EP0547136A1 (de) 1993-06-23
AU648339B2 (en) 1994-04-21
JP2786012B2 (ja) 1998-08-13

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)