JPS56140305A - Optical branching and coupling device - Google Patents

Optical branching and coupling device

Info

Publication number
JPS56140305A
JPS56140305A JP4280280A JP4280280A JPS56140305A JP S56140305 A JPS56140305 A JP S56140305A JP 4280280 A JP4280280 A JP 4280280A JP 4280280 A JP4280280 A JP 4280280A JP S56140305 A JPS56140305 A JP S56140305A
Authority
JP
Japan
Prior art keywords
waveguide
optical
light
fibers
width
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
JP4280280A
Other languages
English (en)
Inventor
Norio Takato
Takashi Kurokawa
Yuzo Katayama
Kiyoshi Nosu
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP4280280A priority Critical patent/JPS56140305A/ja
Publication of JPS56140305A publication Critical patent/JPS56140305A/ja
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
    • G02B6/2808—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 a mixing element which evenly distributes an input signal over a number of outputs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
JP4280280A 1980-04-03 1980-04-03 Optical branching and coupling device Pending JPS56140305A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4280280A JPS56140305A (en) 1980-04-03 1980-04-03 Optical branching and coupling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4280280A JPS56140305A (en) 1980-04-03 1980-04-03 Optical branching and coupling device

Publications (1)

Publication Number Publication Date
JPS56140305A true JPS56140305A (en) 1981-11-02

Family

ID=12646089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4280280A Pending JPS56140305A (en) 1980-04-03 1980-04-03 Optical branching and coupling device

Country Status (1)

Country Link
JP (1) JPS56140305A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59170814A (ja) * 1983-03-18 1984-09-27 Hitachi Ltd 光スタ−カプラ
US5570442A (en) * 1992-11-19 1996-10-29 Mitsubishi Gas Chemical Company, Inc. Design and manufacture of an optimized waveguide-type multiple branched star coupler
WO2002031556A1 (en) * 2000-10-11 2002-04-18 Bookham Technology Plc Optical star coupler with flared interference region

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59170814A (ja) * 1983-03-18 1984-09-27 Hitachi Ltd 光スタ−カプラ
US5570442A (en) * 1992-11-19 1996-10-29 Mitsubishi Gas Chemical Company, Inc. Design and manufacture of an optimized waveguide-type multiple branched star coupler
WO2002031556A1 (en) * 2000-10-11 2002-04-18 Bookham Technology Plc Optical star coupler with flared interference region

Similar Documents

Publication Publication Date Title
US4021097A (en) Distributive tee coupler
AU559886B2 (en) Fibre optic directional coupler
EP0038023A3 (en) Fiber optic directional coupler
EP0301194A3 (en) Star coupler
JPS5694316A (en) Method of firmly coupling optical fiber waveguide with light emitting device
JPS56140305A (en) Optical branching and coupling device
FR2345739A1 (fr) Melangeur pour fibres optiques
GB2005434A (en) Optic fibre connector
JPS55146403A (en) Photo branching and distributing device
JPS56164313A (en) Waveguide type light modulator
ATE709T1 (de) Kupplung fuer optische wellenleiter.
JPS5752004A (en) Optical mixing and branching circuit
JPS57157207A (en) Optical distribution coupler
AU571442B2 (en) Optical fibre processor
JPS5529841A (en) Light propagation device using optical fiber
JPS5542434A (en) Waveguide-type coupler
JPS57125909A (en) Optical distributing circuit
JPS54138453A (en) Optical branching coupler
EP0295039A3 (en) Optical waveguide coupler
JPS5730811A (en) Optical fiber coupler
JPS54151047A (en) Optical connector
JPS54116254A (en) Photo directional coupler
JPS5758117A (en) Connecting method for optical fiber and optical circuit element
EP0585468A4 (ja)
JPS5352137A (en) Optical waveguide simple connector