JPS544153A - Directive coupler using optical waveguide - Google Patents

Directive coupler using optical waveguide

Info

Publication number
JPS544153A
JPS544153A JP6883177A JP6883177A JPS544153A JP S544153 A JPS544153 A JP S544153A JP 6883177 A JP6883177 A JP 6883177A JP 6883177 A JP6883177 A JP 6883177A JP S544153 A JPS544153 A JP S544153A
Authority
JP
Japan
Prior art keywords
optical waveguide
directive coupler
directive
coupler
forming
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
JP6883177A
Other languages
Japanese (ja)
Inventor
Kenichi Sawamoto
Junichiro Minowa
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 JP6883177A priority Critical patent/JPS544153A/en
Publication of JPS544153A publication Critical patent/JPS544153A/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
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
    • G02B6/29332—Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
    • G02B6/29334—Grating-assisted evanescent light guide couplers, i.e. comprising grating at or functionally associated with the coupling region between the light guides, e.g. with a grating positioned where light fields overlap in the coupler
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/14—Mode converters

Abstract

PURPOSE:To provide a miniature directive coupler, which also effects mode conversion, by mounting a diffraction grating perpendicularly to the axial direction upon one of the claddings forming an optical waveguide portion so as to couple the cores forming optical guidewaves.
JP6883177A 1977-06-13 1977-06-13 Directive coupler using optical waveguide Pending JPS544153A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6883177A JPS544153A (en) 1977-06-13 1977-06-13 Directive coupler using optical waveguide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6883177A JPS544153A (en) 1977-06-13 1977-06-13 Directive coupler using optical waveguide

Publications (1)

Publication Number Publication Date
JPS544153A true JPS544153A (en) 1979-01-12

Family

ID=13385029

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6883177A Pending JPS544153A (en) 1977-06-13 1977-06-13 Directive coupler using optical waveguide

Country Status (1)

Country Link
JP (1) JPS544153A (en)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126209A (en) * 1979-03-19 1980-09-29 Hicks John Wilbur Jr Fiber optics device and equipment for coupling same
US4387954A (en) * 1981-01-19 1983-06-14 Gould Inc. Method for fabricating an optical waveguide evanescent wave coupler having an interleaved film
FR2558607A1 (en) * 1984-01-25 1985-07-26 Sumitomo Metal Mining Co OPTICAL DEMULTIPLEXER OF WAVE LENGTHS
US4536058A (en) * 1981-09-10 1985-08-20 The Board Of Trustees Of The Leland Stanford Junior University Method of manufacturing a fiber optic directional coupler
US4564262A (en) * 1980-04-11 1986-01-14 Board Of Trustees Of The Leland Stanford Junior University Fiber optic directional coupler
US4589728A (en) * 1983-08-26 1986-05-20 Andrew Corporation Optical fiber polarizer
JPS61117510A (en) * 1984-11-14 1986-06-04 Agency Of Ind Science & Technol Production of d-shaped fiber
US4601541A (en) * 1980-04-11 1986-07-22 The Board Of Trustees Of Leland Stanford Junior University Fiber optic directional coupler
US4668264A (en) * 1982-08-02 1987-05-26 Andrew Corporation Method for making self-aligning optical fiber with accessible guiding region
US4669814A (en) * 1982-08-02 1987-06-02 Andrew Corporation Single mode, single polarization optical fiber with accessible guiding region and method of forming directional coupler using same
US4697876A (en) * 1983-02-25 1987-10-06 Andrew Corporation Fiber-optic rotation sensor
US4737007A (en) * 1986-02-24 1988-04-12 American Telephone And Telegraph Company, At&T Bell Laboratories Narrow-band wavelength selective optical coupler
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108930A (en) * 1974-01-29 1975-08-27
JPS5346744A (en) * 1976-10-09 1978-04-26 Ritsuo Hasumi Embeded optical fiber for coupling gratings

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108930A (en) * 1974-01-29 1975-08-27
JPS5346744A (en) * 1976-10-09 1978-04-26 Ritsuo Hasumi Embeded optical fiber for coupling gratings

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126209A (en) * 1979-03-19 1980-09-29 Hicks John Wilbur Jr Fiber optics device and equipment for coupling same
US4564262A (en) * 1980-04-11 1986-01-14 Board Of Trustees Of The Leland Stanford Junior University Fiber optic directional coupler
US4601541A (en) * 1980-04-11 1986-07-22 The Board Of Trustees Of Leland Stanford Junior University Fiber optic directional coupler
US4387954A (en) * 1981-01-19 1983-06-14 Gould Inc. Method for fabricating an optical waveguide evanescent wave coupler having an interleaved film
US4536058A (en) * 1981-09-10 1985-08-20 The Board Of Trustees Of The Leland Stanford Junior University Method of manufacturing a fiber optic directional coupler
US4668264A (en) * 1982-08-02 1987-05-26 Andrew Corporation Method for making self-aligning optical fiber with accessible guiding region
US4669814A (en) * 1982-08-02 1987-06-02 Andrew Corporation Single mode, single polarization optical fiber with accessible guiding region and method of forming directional coupler using same
US4697876A (en) * 1983-02-25 1987-10-06 Andrew Corporation Fiber-optic rotation sensor
US4589728A (en) * 1983-08-26 1986-05-20 Andrew Corporation Optical fiber polarizer
FR2558607A1 (en) * 1984-01-25 1985-07-26 Sumitomo Metal Mining Co OPTICAL DEMULTIPLEXER OF WAVE LENGTHS
US4622663A (en) * 1984-01-25 1986-11-11 Sumitomo Metal Mining Company Limited Optical wavelength demultiplexer
JPS61117510A (en) * 1984-11-14 1986-06-04 Agency Of Ind Science & Technol Production of d-shaped fiber
US4737007A (en) * 1986-02-24 1988-04-12 American Telephone And Telegraph Company, At&T Bell Laboratories Narrow-band wavelength selective optical coupler
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

Similar Documents

Publication Publication Date Title
JPS544153A (en) Directive coupler using optical waveguide
JPS5391752A (en) Production of photo coupler
GB2014557B (en) Forming optical waveguide flaments
AU5378279A (en) Optical fibre directional coupler
AU4256978A (en) Optical fibre coupler
AU510176B2 (en) An optical fibre coupler
AU526675B2 (en) Mixing-demixing optical beams for transmission on optical fibres
AU4432179A (en) Mixing-demixing optical beams for transmission on optical fibres
NL7900428A (en) OPTICAL COUPLER.
JPS5235651A (en) Light transmitting cable
JPS51149034A (en) Propagation mode converting optical coupler
AU504868B2 (en) Optical fibre coupler
JPS51133041A (en) Light transmission fiber
JPS5413349A (en) Switch for optical fiber
JPS539546A (en) Shaping method of transmission mode distribution
JPS5384402A (en) Multiple transmission system using optical fiber
IT7921590A0 (en) PROCEDURE FOR THE MANUFACTURE OF RIBBON CORE.
JPS5311562A (en) Waveguide connection structure
JPS547358A (en) Coupling method of optical fibers and light source
JPS5238236A (en) Broad-band light transmittig path
JPS5374804A (en) Optical transmission system
JPS53117995A (en) Solid laser device
JPS5435756A (en) Photo switch
JPS52114337A (en) Optical transmission fiber
JPS5233744A (en) Optical fiber