JPS5756814A - Photocoupler - Google Patents

Photocoupler

Info

Publication number
JPS5756814A
JPS5756814A JP13216680A JP13216680A JPS5756814A JP S5756814 A JPS5756814 A JP S5756814A JP 13216680 A JP13216680 A JP 13216680A JP 13216680 A JP13216680 A JP 13216680A JP S5756814 A JPS5756814 A JP S5756814A
Authority
JP
Japan
Prior art keywords
input
conductor part
optical fiber
refractive index
output optical
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.)
Granted
Application number
JP13216680A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6257002B2 (enrdf_load_stackoverflow
Inventor
Seiji Terai
Hideki Noda
Kazuyuki Asanuma
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 JP13216680A priority Critical patent/JPS5756814A/ja
Publication of JPS5756814A publication Critical patent/JPS5756814A/ja
Publication of JPS6257002B2 publication Critical patent/JPS6257002B2/ja
Granted 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 Couplings Of Light Guides (AREA)
JP13216680A 1980-09-22 1980-09-22 Photocoupler Granted JPS5756814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13216680A JPS5756814A (en) 1980-09-22 1980-09-22 Photocoupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13216680A JPS5756814A (en) 1980-09-22 1980-09-22 Photocoupler

Publications (2)

Publication Number Publication Date
JPS5756814A true JPS5756814A (en) 1982-04-05
JPS6257002B2 JPS6257002B2 (enrdf_load_stackoverflow) 1987-11-28

Family

ID=15074903

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13216680A Granted JPS5756814A (en) 1980-09-22 1980-09-22 Photocoupler

Country Status (1)

Country Link
JP (1) JPS5756814A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596854U (ja) * 1982-07-07 1984-01-17 三菱レイヨン株式会社 光カプラ
FR2580084A1 (enrdf_load_stackoverflow) * 1985-04-05 1986-10-10 Thomson Csf
JPS63311211A (ja) * 1987-06-12 1988-12-20 Natl Aerospace Lab 円筒型光スタ−カプラ
EP0301702A3 (en) * 1987-07-30 1990-07-04 Stc Plc Single mode star coupler
EP1441247A1 (en) * 2003-01-22 2004-07-28 Fuji Xerox Co., Ltd. Light signal transmitting device and signal processing device
EP1010024B1 (en) * 1996-03-22 2013-01-02 TELEFONAKTIEBOLAGET LM ERICSSON (publ) An optical element

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0569502U (ja) * 1992-02-21 1993-09-21 東洋化学株式会社 堀こたつ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5399953A (en) * 1977-02-10 1978-08-31 Toshiba Corp Optical distributor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5399953A (en) * 1977-02-10 1978-08-31 Toshiba Corp Optical distributor

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596854U (ja) * 1982-07-07 1984-01-17 三菱レイヨン株式会社 光カプラ
FR2580084A1 (enrdf_load_stackoverflow) * 1985-04-05 1986-10-10 Thomson Csf
JPS63311211A (ja) * 1987-06-12 1988-12-20 Natl Aerospace Lab 円筒型光スタ−カプラ
EP0301702A3 (en) * 1987-07-30 1990-07-04 Stc Plc Single mode star coupler
EP1010024B1 (en) * 1996-03-22 2013-01-02 TELEFONAKTIEBOLAGET LM ERICSSON (publ) An optical element
EP1441247A1 (en) * 2003-01-22 2004-07-28 Fuji Xerox Co., Ltd. Light signal transmitting device and signal processing device
US7039274B2 (en) 2003-01-22 2006-05-02 Fuji Xerox Co., Ltd. Light signal transmitting device and signal processing device

Also Published As

Publication number Publication date
JPS6257002B2 (enrdf_load_stackoverflow) 1987-11-28

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