JPS5350847A - Optical branching circuit - Google Patents

Optical branching circuit

Info

Publication number
JPS5350847A
JPS5350847A JP12501076A JP12501076A JPS5350847A JP S5350847 A JPS5350847 A JP S5350847A JP 12501076 A JP12501076 A JP 12501076A JP 12501076 A JP12501076 A JP 12501076A JP S5350847 A JPS5350847 A JP S5350847A
Authority
JP
Japan
Prior art keywords
optical branching
branching circuit
clad
emerging
branched
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.)
Pending
Application number
JP12501076A
Other languages
Japanese (ja)
Inventor
Osamu Nakamura
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP12501076A priority Critical patent/JPS5350847A/en
Publication of JPS5350847A publication Critical patent/JPS5350847A/en
Pending 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)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

PURPOSE:Light is branched with a simple constitution of thinning part of the clad of a main line fiber entering from one end of the core of a branching waveguide and emerging from the peripheral surface of the clad.
JP12501076A 1976-10-20 1976-10-20 Optical branching circuit Pending JPS5350847A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12501076A JPS5350847A (en) 1976-10-20 1976-10-20 Optical branching circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12501076A JPS5350847A (en) 1976-10-20 1976-10-20 Optical branching circuit

Publications (1)

Publication Number Publication Date
JPS5350847A true JPS5350847A (en) 1978-05-09

Family

ID=14899619

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12501076A Pending JPS5350847A (en) 1976-10-20 1976-10-20 Optical branching circuit

Country Status (1)

Country Link
JP (1) JPS5350847A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972402A (en) * 1982-09-09 1984-04-24 ウエスタ−ン・エレクトリツク・カムパニ−・インコ−ポレ−テツド Apparatus and method of branching and outputting light ener-gy from optical fiber
US4571565A (en) * 1983-01-05 1986-02-18 La Telemecanique Electrique Controlled opening and closing switch with automatic opening in the event of current overload

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972402A (en) * 1982-09-09 1984-04-24 ウエスタ−ン・エレクトリツク・カムパニ−・インコ−ポレ−テツド Apparatus and method of branching and outputting light ener-gy from optical fiber
JPS6398509U (en) * 1982-09-09 1988-06-25
US4802723A (en) * 1982-09-09 1989-02-07 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber tap
JPH0526562Y2 (en) * 1982-09-09 1993-07-06
US4571565A (en) * 1983-01-05 1986-02-18 La Telemecanique Electrique Controlled opening and closing switch with automatic opening in the event of current overload

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