GB2161648B - Semiconductor laser - Google Patents

Semiconductor laser

Info

Publication number
GB2161648B
GB2161648B GB08417827A GB8417827A GB2161648B GB 2161648 B GB2161648 B GB 2161648B GB 08417827 A GB08417827 A GB 08417827A GB 8417827 A GB8417827 A GB 8417827A GB 2161648 B GB2161648 B GB 2161648B
Authority
GB
United Kingdom
Prior art keywords
semiconductor laser
laser
semiconductor
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.)
Expired
Application number
GB08417827A
Other versions
GB8417827D0 (en
GB2161648A (en
Inventor
Paul Jeremy Armstrong
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB08417827A priority Critical patent/GB2161648B/en
Publication of GB8417827D0 publication Critical patent/GB8417827D0/en
Priority to AU44269/85A priority patent/AU4426985A/en
Priority to FR8510635A priority patent/FR2567687A1/en
Priority to DE19853524754 priority patent/DE3524754A1/en
Publication of GB2161648A publication Critical patent/GB2161648A/en
Application granted granted Critical
Publication of GB2161648B publication Critical patent/GB2161648B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02061—Grating external to the fibre and in contact with the fibre, e.g. evanescently coupled, gratings applied to the fibre end
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/2931—Diffractive element operating in reflection
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/146—External cavity lasers using a fiber as external cavity
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/148—External cavity lasers using a Talbot cavity
GB08417827A 1984-07-12 1984-07-12 Semiconductor laser Expired GB2161648B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB08417827A GB2161648B (en) 1984-07-12 1984-07-12 Semiconductor laser
AU44269/85A AU4426985A (en) 1984-07-12 1985-06-28 Semiconductor laser
FR8510635A FR2567687A1 (en) 1984-07-12 1985-07-11 SEMICONDUCTOR LASER
DE19853524754 DE3524754A1 (en) 1984-07-12 1985-07-11 SEMICONDUCTOR LASER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08417827A GB2161648B (en) 1984-07-12 1984-07-12 Semiconductor laser

Publications (3)

Publication Number Publication Date
GB8417827D0 GB8417827D0 (en) 1984-08-15
GB2161648A GB2161648A (en) 1986-01-15
GB2161648B true GB2161648B (en) 1988-02-03

Family

ID=10563808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08417827A Expired GB2161648B (en) 1984-07-12 1984-07-12 Semiconductor laser

Country Status (4)

Country Link
AU (1) AU4426985A (en)
DE (1) DE3524754A1 (en)
FR (1) FR2567687A1 (en)
GB (1) GB2161648B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6215506A (en) * 1985-07-15 1987-01-23 ザ・ボ−ド・オブ・トラステイ−ズ・オブ・ザ・レランド・スタンフオ−ド・ジユニア・ユニバ−シテイ Apparatus for selectively controlling light propagation in optical system
US4986624A (en) * 1985-07-15 1991-01-22 The Board Of Trustees Of The Leland Stanford Junior University Optical fiber evanescent grating reflector
GB8710067D0 (en) * 1987-04-28 1987-06-03 British Telecomm Optical device
CN106233174B (en) * 2014-03-07 2020-05-05 艾易珀尼斯公司 Method and system for wavelength tunable optical components and subsystems

Also Published As

Publication number Publication date
GB8417827D0 (en) 1984-08-15
FR2567687A1 (en) 1986-01-17
AU4426985A (en) 1986-01-16
DE3524754A1 (en) 1986-01-23
GB2161648A (en) 1986-01-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee