HK128196A - Optical resonating device - Google Patents

Optical resonating device

Info

Publication number
HK128196A
HK128196A HK128196A HK128196A HK128196A HK 128196 A HK128196 A HK 128196A HK 128196 A HK128196 A HK 128196A HK 128196 A HK128196 A HK 128196A HK 128196 A HK128196 A HK 128196A
Authority
HK
Hong Kong
Prior art keywords
optical
fibre
coupler
ports
reflector
Prior art date
Application number
HK128196A
Other languages
English (en)
French (fr)
Inventor
Brian Payne David
Bryan Mortimore David
Original Assignee
British Telecommunications Public Limited Company
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 British Telecommunications Public Limited Company filed Critical British Telecommunications Public Limited Company
Publication of HK128196A publication Critical patent/HK128196A/en

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
    • 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
    • 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
    • H01S3/08059—Constructional details of the reflector, e.g. shape
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference
    • G02F1/211—Sagnac type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Glass Compositions (AREA)
  • Laser Surgery Devices (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (5)

  1. Laservorrichtung auf optischer Faserbasis, welche aufweist: einen optischen Faser-Resonanzhohlraum mit einem ersten und einem zweiten Reflektor (8, 13 und 14, 19), welche dazu angepaßt sind, Strahlung bei der Resonanzwellenlänge zu reflektieren, dadurch gekennzeichnet, daß zumindest einer der Reflektoren (8, 13 und 14, 19) ein optischer Schleifenreflektor ist, welcher einen optischen Wellenleiterrichtkoppler (8) enthält mit zwei Paaren nebeneinanderliegender Anschlüsse, wobei ein Paar nebeneinanderliegender Anschlüsse (9, 10) durch einen optischen Schleifenpfad (13) verbunden ist, wobei ein Anschluß (11) des anderen Paars von Anschlüssen (11, 12) mit dem optischen Faser-Resonanzhohlraum gekoppelt ist.
  2. Laservorrichtung nach Anspruch 1, in welcher der optische Schleifenreflektor (8, 13), welcher den ersten Reflektor enthält so angeordnet ist, daß er bei der ausgewählten Laserwellenlänge reflektierend ist und daß er zumindest teilweise durchlässig bei der ausgewählten Pumpwellenlänge ist.
  3. Laservorrichtung nach Anspruch 1, wobei der optische Schleifenreflektor (14, 19), welcher den zweiten Reflektor enthält, teilweise durchlässig ist bei der Laserwellänge.
  4. Laservorrichtung nach einem der vorhergehenden Ansprüche, bei welcher jeder der Reflektoren (8, 13 und 14, 19) einen optischen Faser-Schleifenreflektor aufweist.
  5. Laser nach Anspruch 4, bei welchem die zwei Schleifenreflektoren (8, 13 und 14, 19) und der Resonanzhohlraum eine einzige optische Faser aufweisen.
HK128196A 1986-05-30 1996-07-18 Optical resonating device HK128196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868613192A GB8613192D0 (en) 1986-05-30 1986-05-30 Optical resonating device

Publications (1)

Publication Number Publication Date
HK128196A true HK128196A (en) 1996-07-26

Family

ID=10598693

Family Applications (1)

Application Number Title Priority Date Filing Date
HK128196A HK128196A (en) 1986-05-30 1996-07-18 Optical resonating device

Country Status (9)

Country Link
US (1) US4839898A (de)
EP (1) EP0247882B1 (de)
JP (1) JP2514392B2 (de)
AT (1) ATE75351T1 (de)
CA (1) CA1277405C (de)
DE (1) DE3778425D1 (de)
GB (1) GB8613192D0 (de)
HK (1) HK128196A (de)
WO (1) WO1987007445A1 (de)

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CA1298112C (en) * 1986-10-20 1992-03-31 Nicholas John Doran Optical device
GB8728854D0 (en) * 1987-12-10 1988-01-27 British Telecomm Optical device
GB8825481D0 (en) * 1988-11-01 1988-12-07 British Telecomm Interferrometer
US4904041A (en) * 1988-12-20 1990-02-27 Bell Communications Research, Inc. Short optical pulse generator having a looped directional coupler external cavity
AU630931B2 (en) * 1989-03-22 1992-11-12 Australian And Overseas Telecommunications Corporation Limited A optical fibre reflector
US4989933A (en) * 1989-04-24 1991-02-05 Duguay Michel A Guided light diffuser
JP3137632B2 (ja) * 1989-08-31 2001-02-26 富士通株式会社 光ファイバ増幅器を備えた光通信方式
IT1237135B (it) * 1989-10-30 1993-05-24 Pirelli Cavi Spa Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.
US5050183A (en) * 1990-11-05 1991-09-17 The United States Of America As Represented By The Secretary Of The Navy Figure eight shaped coherent optical pulse source
US5136669A (en) * 1991-03-15 1992-08-04 Sperry Marine Inc. Variable ratio fiber optic coupler optical signal processing element
FR2700895B1 (fr) * 1993-01-28 1995-03-03 Jean Debeau Procédé et dispositif de génération d'impulsions optiques.
GB2280515B (en) * 1993-07-28 1996-06-19 Northern Telecom Ltd Optical waveguide amplifier
KR100265788B1 (ko) * 1997-07-03 2000-09-15 윤종용 높은소신호이득을갖는광섬유증폭기
US6404541B2 (en) 2000-03-24 2002-06-11 Oprel Technologies Inc. Optical amplifier with active-fiber loop mirror
US6490380B2 (en) 2000-03-24 2002-12-03 Oprel Technologeis Inc. Optical amplifier with loop mirror filter noise reducer, and loop mirror filter per se
US6690507B2 (en) 2002-01-30 2004-02-10 Corning Incorporated Double-pumped raman amplifier
DE10216627B4 (de) * 2002-04-15 2007-12-20 Carl Zeiss Jena Gmbh Faserlaser
JP2007206127A (ja) * 2006-01-31 2007-08-16 Nec Corp 光反射器、及びそれを用いた光共振器、並びにそれを用いたレーザ
CN100432820C (zh) * 2006-08-10 2008-11-12 浙江大学 注入式波长切换光纤激光器
CN103259167B (zh) * 2013-04-22 2015-03-25 西北大学 小波长间隔的等功率双波长光纤激光器
US9176280B2 (en) * 2013-10-21 2015-11-03 Oracle International Corporation Optical reflector based on a directional coupler and a coupled optical loop
CN107490429A (zh) * 2017-07-21 2017-12-19 国网上海市电力公司 一种地埋电缆防误开挖预警装置
US10247969B1 (en) * 2018-06-21 2019-04-02 PsiQuantum Corp. Photon sources with multiple cavities for generation of individual photons

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589794A (en) * 1968-08-07 1971-06-29 Bell Telephone Labor Inc Optical circuits
JPS579041B2 (de) * 1974-11-29 1982-02-19
US4107628A (en) * 1977-05-02 1978-08-15 Canadian Patents And Development Limited CW Brillouin ring laser
US4720160A (en) * 1981-12-16 1988-01-19 Polaroid Corporation Optical resonant cavity filters
US4530097A (en) * 1982-09-29 1985-07-16 The Board Of Trustees Of The Leland Stanford Junior University Brillouin ring laser
US4554510A (en) * 1983-09-12 1985-11-19 The Board Of Trustees Of Leland Stanford Junior University Switching fiber optic amplifier
US4674830A (en) * 1983-11-25 1987-06-23 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4728168A (en) * 1984-01-20 1988-03-01 American Telephone And Telegraph Company, At&T Bell Laboratories Composite cavity laser utilizing an intra-cavity electrooptic waveguide device
US4676583A (en) * 1984-06-28 1987-06-30 Polaroid Corporation Adscititious resonator
US4748687A (en) * 1984-09-25 1988-05-31 Siemens Aktiengesellschaft Narrow band laser transmitter
US4637025A (en) * 1984-10-22 1987-01-13 Polaroid Corporation Super radiant light source
AU584739B2 (en) * 1985-08-13 1989-06-01 British Technology Group Limited Optical fibres

Also Published As

Publication number Publication date
CA1277405C (en) 1990-12-04
ATE75351T1 (de) 1992-05-15
US4839898A (en) 1989-06-13
EP0247882B1 (de) 1992-04-22
JPS63503498A (ja) 1988-12-15
EP0247882A1 (de) 1987-12-02
DE3778425D1 (de) 1992-05-27
JP2514392B2 (ja) 1996-07-10
GB8613192D0 (en) 1986-07-02
WO1987007445A1 (en) 1987-12-03

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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)