KR880011605A - 섬유 광학 절연기 - Google Patents

섬유 광학 절연기 Download PDF

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Publication number
KR880011605A
KR880011605A KR1019880002730A KR880002730A KR880011605A KR 880011605 A KR880011605 A KR 880011605A KR 1019880002730 A KR1019880002730 A KR 1019880002730A KR 880002730 A KR880002730 A KR 880002730A KR 880011605 A KR880011605 A KR 880011605A
Authority
KR
South Korea
Prior art keywords
fiber optical
polarizer
beam splitter
polarizing beam
wave retarder
Prior art date
Application number
KR1019880002730A
Other languages
English (en)
Inventor
야스히로 다께무라
도시하루 다께스에
Original Assignee
하라 레이노스께
세이꼬 덴시 고교 가부시끼가이샤
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 하라 레이노스께, 세이꼬 덴시 고교 가부시끼가이샤 filed Critical 하라 레이노스께
Publication of KR880011605A publication Critical patent/KR880011605A/ko

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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
    • 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
    • G02B6/4207—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback
    • G02B6/4208—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback using non-reciprocal elements or birefringent plates, i.e. quasi-isolators
    • 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
    • G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Abstract

내용 없음

Description

섬유광학 절연기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명에 따른 광학 절연기에 실시예를 도시한 도면.
제2도는 통상적인 광학 절연기를 도시한 도면.

Claims (6)

  1. 섬유 광학 절연기는 편광기 혹은 편광 빔 분할기와 1/4파 지연기의 결합을 포함하고, 상기 편광기 혹은 편광 빔 분할기와 1/4파 지연기는 광학 섬유로 구성되는 것을 특징으로 하는 섬유 광학 절연기.
  2. 제1항에 있어서, 상기 편광기 혹은 상기 편광 빔 분할기와 1/4파 지연기는 단일 모드 섬유 결합기를 구비하는 것을 특징으로 하는 섬유 광학 절연기.
  3. 제1항에 있어서, 상기 편광기 혹은 상기 편광 빔 분할기는 섬유 광학 커넥터를 통해서 1/4파 지연기와 접속되는 것을 특징으로 하는 섬유 광학 절연기.
  4. 제2항에 있어서, 상기 편광기 혹은 상기 편광 빔 분할기는섬유 광학 커넥터를 통해 1/4파 지연기와 접속되는 것을 특징으로 하는 섬유 광학 절연기.
  5. 제1항에 있어서, 상기 편광기 혹은 상기 편광 빔 분할기는 용융에 의해서 상기 1/4 지연기와 접속되는 것을 특징으로 하는 섬유 광학 절연기.
  6. 제2항에 있어서, 상기 편광기 혹은 상기 편광 빔 분할기는 용융에 의해서 상기 1/4파 지연기와 접속되는 것을 특징으로 하는 섬유 광학 절연기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880002730A 1987-03-17 1988-03-16 섬유 광학 절연기 KR880011605A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62-61939 1987-03-17
JP62061939A JPS63228121A (ja) 1987-03-17 1987-03-17 光フアイバ光アイソレ−タ

Publications (1)

Publication Number Publication Date
KR880011605A true KR880011605A (ko) 1988-10-29

Family

ID=13185654

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880002730A KR880011605A (ko) 1987-03-17 1988-03-16 섬유 광학 절연기

Country Status (3)

Country Link
EP (1) EP0283227A3 (ko)
JP (1) JPS63228121A (ko)
KR (1) KR880011605A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640437B1 (fr) * 1988-12-09 1994-06-24 Cit Alcatel Tete optique a isolateur integre pour le couplage d'un laser semi-conducteur a une fibre
FR2650446B2 (fr) * 1988-12-09 1994-08-19 Cit Alcatel Tete optique a isolateur integre pour le couplage d'un laser semi-conducteur a une fibre
US4991938A (en) * 1989-04-07 1991-02-12 Gte Laboratories Incorporated Quasi-achromatic optical isolators and circulators using prisms with total internal fresnel reflection

Also Published As

Publication number Publication date
JPS63228121A (ja) 1988-09-22
EP0283227A2 (en) 1988-09-21
EP0283227A3 (en) 1990-06-06

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