GB1534522A - Coupling-device for optical fibres - Google Patents

Coupling-device for optical fibres

Info

Publication number
GB1534522A
GB1534522A GB51003/75A GB5100375A GB1534522A GB 1534522 A GB1534522 A GB 1534522A GB 51003/75 A GB51003/75 A GB 51003/75A GB 5100375 A GB5100375 A GB 5100375A GB 1534522 A GB1534522 A GB 1534522A
Authority
GB
United Kingdom
Prior art keywords
flux
optical fibres
fibres
gap
diode
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
GB51003/75A
Other languages
English (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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1534522A publication Critical patent/GB1534522A/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
    • G02B6/24—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
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2852—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Optical Communication System (AREA)
GB51003/75A 1974-12-16 1975-12-12 Coupling-device for optical fibres Expired GB1534522A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7441330A FR2295436A1 (fr) 1974-12-16 1974-12-16 Dispositif coupleur directif pour fibres optiques multimodes

Publications (1)

Publication Number Publication Date
GB1534522A true GB1534522A (en) 1978-12-06

Family

ID=9146199

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51003/75A Expired GB1534522A (en) 1974-12-16 1975-12-12 Coupling-device for optical fibres

Country Status (8)

Country Link
US (1) US4191446A (OSRAM)
JP (1) JPS5720605B2 (OSRAM)
AU (1) AU500082B2 (OSRAM)
CA (1) CA1043605A (OSRAM)
DE (1) DE2555951A1 (OSRAM)
FR (1) FR2295436A1 (OSRAM)
GB (1) GB1534522A (OSRAM)
SE (1) SE404433B (OSRAM)

Families Citing this family (70)

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FR2399042A1 (fr) * 1977-07-25 1979-02-23 Comp Generale Electricite Dispositif de couplage pour fibre optique
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DE2938649A1 (de) * 1978-09-28 1980-04-10 Australian Telecomm Vorrichtung und verfahren zur signaluebertragung in lichtleitern
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IL289411B2 (en) 2019-06-27 2025-07-01 Lumus Ltd Device and methods for eye tracking based on eye imaging using a light-conducting optical component
MX2022000009A (es) 2019-07-04 2022-02-23 Lumus Ltd Guia de ondas de imagenes con multiplicacion de haz simetrico.
KR20220035088A (ko) 2019-07-18 2022-03-21 루머스 리미티드 캡슐화된 도광 광학 소자
TW202530744A (zh) 2019-12-05 2025-08-01 以色列商魯姆斯有限公司 光學設備
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CN115885215A (zh) 2020-08-26 2023-03-31 鲁姆斯有限公司 使用白光作为源生成彩色图像
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CN116635773B (zh) 2021-03-01 2025-06-13 鲁姆斯有限公司 具有从投影仪到波导中的紧凑耦合的光学系统
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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3874779A (en) * 1973-07-05 1975-04-01 Corning Glass Works Variable ratio light coupler
GB1433755A (en) * 1973-09-01 1976-04-28 Plessey Co Ltd In-line coupling of two lengths of linear optical waveguide elements
US3864019A (en) * 1973-11-15 1975-02-04 Bell Telephone Labor Inc Optical film-fiber coupler
US3937560A (en) * 1974-11-29 1976-02-10 The United States Of America As Represented By The Secretary Of The Navy Single fiber access coupler
US4021099A (en) * 1976-01-12 1977-05-03 Canadian Patents And Development Limited Optical couplers for fiber optic communication links

Also Published As

Publication number Publication date
DE2555951A1 (de) 1976-07-01
JPS5187050A (OSRAM) 1976-07-30
AU500082B2 (en) 1979-05-10
FR2295436B1 (OSRAM) 1978-11-24
CA1043605A (en) 1978-12-05
JPS5720605B2 (OSRAM) 1982-04-30
SE404433B (sv) 1978-10-02
US4191446A (en) 1980-03-04
AU8748775A (en) 1977-06-16
SE7514043L (sv) 1976-06-17
FR2295436A1 (fr) 1976-07-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee