JPS542141A - Star sranching element - Google Patents

Star sranching element

Info

Publication number
JPS542141A
JPS542141A JP6662477A JP6662477A JPS542141A JP S542141 A JPS542141 A JP S542141A JP 6662477 A JP6662477 A JP 6662477A JP 6662477 A JP6662477 A JP 6662477A JP S542141 A JPS542141 A JP S542141A
Authority
JP
Japan
Prior art keywords
star
sranching
interstation
refractive index
communication systems
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
JP6662477A
Other languages
Japanese (ja)
Inventor
Nozomi Watanabe
Toyosaku Sato
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP6662477A priority Critical patent/JPS542141A/en
Publication of JPS542141A publication Critical patent/JPS542141A/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
    • G02B6/2808—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

Abstract

PURPOSE:To readily produce a star branching element used for multiple interstation optical communication systems by using a low refractive index glass tube.
JP6662477A 1977-06-08 1977-06-08 Star sranching element Pending JPS542141A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6662477A JPS542141A (en) 1977-06-08 1977-06-08 Star sranching element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6662477A JPS542141A (en) 1977-06-08 1977-06-08 Star sranching element

Publications (1)

Publication Number Publication Date
JPS542141A true JPS542141A (en) 1979-01-09

Family

ID=13321219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6662477A Pending JPS542141A (en) 1977-06-08 1977-06-08 Star sranching element

Country Status (1)

Country Link
JP (1) JPS542141A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5754913A (en) * 1980-09-19 1982-04-01 Fujitsu Ltd Photocoupler
JPS5788422A (en) * 1980-09-24 1982-06-02 Siemens Ag Star-shaped coupler for multi-mode optical fiber and manufacture thereof
JPS57198435A (en) * 1981-05-19 1982-12-06 Philips Nv Irradiator
JPS5816614U (en) * 1981-07-24 1983-02-01 富士通株式会社 light distributor
JPH0161144U (en) * 1987-10-14 1989-04-18
JPH02116808A (en) * 1988-09-30 1990-05-01 American Teleph & Telegr Co <Att> Passive light waveguide device
WO2010022957A3 (en) * 2008-08-29 2010-05-06 Schott Ag Method for terminating light-guiding fibre bundles

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917243A (en) * 1972-03-31 1974-02-15
JPS4953849A (en) * 1972-07-10 1974-05-25
JPS5178257A (en) * 1974-11-29 1976-07-07 Siemens Ag

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917243A (en) * 1972-03-31 1974-02-15
JPS4953849A (en) * 1972-07-10 1974-05-25
JPS5178257A (en) * 1974-11-29 1976-07-07 Siemens Ag

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5754913A (en) * 1980-09-19 1982-04-01 Fujitsu Ltd Photocoupler
JPS6257966B2 (en) * 1980-09-19 1987-12-03 Fujitsu Ltd
JPS5788422A (en) * 1980-09-24 1982-06-02 Siemens Ag Star-shaped coupler for multi-mode optical fiber and manufacture thereof
JPS57198435A (en) * 1981-05-19 1982-12-06 Philips Nv Irradiator
JPS5816614U (en) * 1981-07-24 1983-02-01 富士通株式会社 light distributor
JPH0161144U (en) * 1987-10-14 1989-04-18
JPH0517949Y2 (en) * 1987-10-14 1993-05-13
JPH02116808A (en) * 1988-09-30 1990-05-01 American Teleph & Telegr Co <Att> Passive light waveguide device
JPH0445805B2 (en) * 1988-09-30 1992-07-28 Amerikan Terefuon Ando Teregurafu Co
WO2010022957A3 (en) * 2008-08-29 2010-05-06 Schott Ag Method for terminating light-guiding fibre bundles
CN102138090A (en) * 2008-08-29 2011-07-27 肖特公开股份有限公司 Method for terminating light-guiding fibre bundles
US8724948B2 (en) 2008-08-29 2014-05-13 Schott Ag Method for terminating light-guide fiber bundles

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