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JPS548542A - Optical controller wave guide - Google Patents

Optical controller wave guide

Info

Publication number
JPS548542A
JPS548542A JP7319377A JP7319377A JPS548542A JP S548542 A JPS548542 A JP S548542A JP 7319377 A JP7319377 A JP 7319377A JP 7319377 A JP7319377 A JP 7319377A JP S548542 A JPS548542 A JP S548542A
Authority
JP
Japan
Prior art keywords
wave guide
optical controller
controller wave
changing
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.)
Pending
Application number
JP7319377A
Other languages
Japanese (ja)
Inventor
Takashi Kurokawa
Shigeru Oikawa
Norio Takato
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 JP7319377A priority Critical patent/JPS548542A/en
Publication of JPS548542A publication Critical patent/JPS548542A/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
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator

Landscapes

  • 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

PURPOSE:To perform controlling of light intensity with ease without making laborious adjustment of optical system by changing the temperature of part of an optical guide composed of a core of plastics and clad part of quartz glass thereby changing the refractive index at each part.
JP7319377A 1977-06-22 1977-06-22 Optical controller wave guide Pending JPS548542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7319377A JPS548542A (en) 1977-06-22 1977-06-22 Optical controller wave guide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7319377A JPS548542A (en) 1977-06-22 1977-06-22 Optical controller wave guide

Publications (1)

Publication Number Publication Date
JPS548542A true JPS548542A (en) 1979-01-22

Family

ID=13511049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7319377A Pending JPS548542A (en) 1977-06-22 1977-06-22 Optical controller wave guide

Country Status (1)

Country Link
JP (1) JPS548542A (en)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373768A (en) * 1980-03-31 1983-02-15 Raychem Corporation Thermostatic fiber optic waveguides
JPS5855914A (en) * 1981-09-30 1983-04-02 Ricoh Co Ltd Optical switch
JPS5858525A (en) * 1981-10-02 1983-04-07 Ricoh Co Ltd Optical switch
JPS5893036A (en) * 1981-11-30 1983-06-02 Ricoh Co Ltd Light branching device
JPS58126514A (en) * 1982-01-25 1983-07-28 Ricoh Co Ltd Light branching device
JPS58172915U (en) * 1982-05-13 1983-11-18 オムロン株式会社 light deflection element
JPS5987427A (en) * 1982-09-29 1984-05-21 インタ−ナシヨナル・スタンダ−ド・エレクトリツク・コ−ポレ−シヨン Integrated optical device
EP0151909A2 (en) * 1983-12-23 1985-08-21 Permanova Lasersystem AB Optical fibre
JPS60205528A (en) * 1984-03-30 1985-10-17 Anritsu Corp Optical probe
JPS60237432A (en) * 1984-05-10 1985-11-26 Fujitsu Ltd dynamic branch optical circuit
US4650003A (en) * 1985-04-10 1987-03-17 Systecon Inc. Light path heat detector
JPS6289936A (en) * 1985-10-16 1987-04-24 Fuji Photo Film Co Ltd Lightguide element
JPS6354102U (en) * 1986-09-26 1988-04-12
US6490391B1 (en) 2000-07-12 2002-12-03 Oluma, Inc. Devices based on fibers engaged to substrates with grooves
US6501875B2 (en) 2000-06-27 2002-12-31 Oluma, Inc. Mach-Zehnder inteferometers and applications based on evanescent coupling through side-polished fiber coupling ports
US6516114B2 (en) 2000-06-27 2003-02-04 Oluma, Inc. Integration of fibers on substrates fabricated with grooves
US6542663B1 (en) 2000-09-07 2003-04-01 Oluma, Inc. Coupling control in side-polished fiber devices
US6571035B1 (en) 2000-08-10 2003-05-27 Oluma, Inc. Fiber optical switches based on optical evanescent coupling between two fibers
US6597833B1 (en) 2000-06-27 2003-07-22 Oluma, Inc. Wavelength-division multiplexers and demultiplexers based on mach-zehnder interferometers and evanescent coupling
US6621951B1 (en) 2000-06-27 2003-09-16 Oluma, Inc. Thin film structures in devices with a fiber on a substrate
US6621952B1 (en) 2000-08-10 2003-09-16 Oluma, Inc. In-fiber variable optical attenuators and modulators using index-changing liquid media
US6625349B2 (en) 2000-06-27 2003-09-23 Oluma, Inc. Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiber

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373768A (en) * 1980-03-31 1983-02-15 Raychem Corporation Thermostatic fiber optic waveguides
JPS5855914A (en) * 1981-09-30 1983-04-02 Ricoh Co Ltd Optical switch
JPS5858525A (en) * 1981-10-02 1983-04-07 Ricoh Co Ltd Optical switch
JPS5893036A (en) * 1981-11-30 1983-06-02 Ricoh Co Ltd Light branching device
JPS58126514A (en) * 1982-01-25 1983-07-28 Ricoh Co Ltd Light branching device
JPS58172915U (en) * 1982-05-13 1983-11-18 オムロン株式会社 light deflection element
JPS5987427A (en) * 1982-09-29 1984-05-21 インタ−ナシヨナル・スタンダ−ド・エレクトリツク・コ−ポレ−シヨン Integrated optical device
EP0151909A2 (en) * 1983-12-23 1985-08-21 Permanova Lasersystem AB Optical fibre
JPS60205528A (en) * 1984-03-30 1985-10-17 Anritsu Corp Optical probe
JPS60237432A (en) * 1984-05-10 1985-11-26 Fujitsu Ltd dynamic branch optical circuit
JPH0585887B2 (en) * 1984-05-10 1993-12-09 Fujitsu Ltd
US4650003A (en) * 1985-04-10 1987-03-17 Systecon Inc. Light path heat detector
JPS6289936A (en) * 1985-10-16 1987-04-24 Fuji Photo Film Co Ltd Lightguide element
JPS6354102U (en) * 1986-09-26 1988-04-12
US6501875B2 (en) 2000-06-27 2002-12-31 Oluma, Inc. Mach-Zehnder inteferometers and applications based on evanescent coupling through side-polished fiber coupling ports
US6516114B2 (en) 2000-06-27 2003-02-04 Oluma, Inc. Integration of fibers on substrates fabricated with grooves
US6556746B1 (en) 2000-06-27 2003-04-29 Oluma, Inc. Integrated fiber devices based on Mach-Zehnder interferometers and evanescent optical coupling
US6597833B1 (en) 2000-06-27 2003-07-22 Oluma, Inc. Wavelength-division multiplexers and demultiplexers based on mach-zehnder interferometers and evanescent coupling
US6621951B1 (en) 2000-06-27 2003-09-16 Oluma, Inc. Thin film structures in devices with a fiber on a substrate
US6625349B2 (en) 2000-06-27 2003-09-23 Oluma, Inc. Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiber
US6490391B1 (en) 2000-07-12 2002-12-03 Oluma, Inc. Devices based on fibers engaged to substrates with grooves
US6690857B2 (en) 2000-07-12 2004-02-10 Oluma, Inc. Fiber devices having side evanescent coupling port
US6571035B1 (en) 2000-08-10 2003-05-27 Oluma, Inc. Fiber optical switches based on optical evanescent coupling between two fibers
US6621952B1 (en) 2000-08-10 2003-09-16 Oluma, Inc. In-fiber variable optical attenuators and modulators using index-changing liquid media
US6542663B1 (en) 2000-09-07 2003-04-01 Oluma, Inc. Coupling control in side-polished fiber devices

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