JPS5368249A - Optical wave branching method of optical fibers - Google Patents

Optical wave branching method of optical fibers

Info

Publication number
JPS5368249A
JPS5368249A JP14295876A JP14295876A JPS5368249A JP S5368249 A JPS5368249 A JP S5368249A JP 14295876 A JP14295876 A JP 14295876A JP 14295876 A JP14295876 A JP 14295876A JP S5368249 A JPS5368249 A JP S5368249A
Authority
JP
Japan
Prior art keywords
optical
branching method
wave branching
optical fibers
fibers
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
JP14295876A
Other languages
Japanese (ja)
Inventor
Hiroyuki Fujita
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14295876A priority Critical patent/JPS5368249A/en
Publication of JPS5368249A publication Critical patent/JPS5368249A/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
    • G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
    • 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
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2552—Splicing of light guides, e.g. by fusion or bonding reshaping or reforming of light guides for coupling using thermal heating, e.g. tapering, forming of a lens on light guide ends
    • 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
    • G02B6/2856—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 formed or shaped by thermal heating means, e.g. splitting, branching and/or combining elements

Abstract

PURPOSE:To obtain an optical branching device of small branching loss by fusion welding the exposed core portion of an optical fiber whose clad layer is etched and the exposed core portion of an optical fiber whose end is tapered.
JP14295876A 1976-11-30 1976-11-30 Optical wave branching method of optical fibers Pending JPS5368249A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14295876A JPS5368249A (en) 1976-11-30 1976-11-30 Optical wave branching method of optical fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14295876A JPS5368249A (en) 1976-11-30 1976-11-30 Optical wave branching method of optical fibers

Publications (1)

Publication Number Publication Date
JPS5368249A true JPS5368249A (en) 1978-06-17

Family

ID=15327603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14295876A Pending JPS5368249A (en) 1976-11-30 1976-11-30 Optical wave branching method of optical fibers

Country Status (1)

Country Link
JP (1) JPS5368249A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468091A (en) * 1980-03-20 1984-08-28 Optelecom, Incorporated Fiber optic energy sensor and demodulation system and method of making same
JPS63125907A (en) * 1986-11-17 1988-05-30 Nippon Telegr & Teleph Corp <Ntt> Manufacture of optical fiber type directional coupler
US4784452A (en) * 1986-08-01 1988-11-15 Ensign-Bickford Optics Co. Optical fiber coupler
US4822127A (en) * 1986-06-16 1989-04-18 Shiley Incorporated Multi-channel optical transmission system
FR2622306A1 (en) * 1987-10-23 1989-04-28 Gen Electric Co Plc PROCESS FOR COUPLING OPTICAL FIBERS
US4927222A (en) * 1986-06-16 1990-05-22 Shiley Incorporated Dual optical fiber device
US9839378B2 (en) 2007-02-06 2017-12-12 Medtronic Minimed, Inc. Optical systems and methods for ratiometric measurement of blood glucose concentration

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468091A (en) * 1980-03-20 1984-08-28 Optelecom, Incorporated Fiber optic energy sensor and demodulation system and method of making same
US4822127A (en) * 1986-06-16 1989-04-18 Shiley Incorporated Multi-channel optical transmission system
US4927222A (en) * 1986-06-16 1990-05-22 Shiley Incorporated Dual optical fiber device
US4784452A (en) * 1986-08-01 1988-11-15 Ensign-Bickford Optics Co. Optical fiber coupler
JPS63125907A (en) * 1986-11-17 1988-05-30 Nippon Telegr & Teleph Corp <Ntt> Manufacture of optical fiber type directional coupler
FR2622306A1 (en) * 1987-10-23 1989-04-28 Gen Electric Co Plc PROCESS FOR COUPLING OPTICAL FIBERS
US9839378B2 (en) 2007-02-06 2017-12-12 Medtronic Minimed, Inc. Optical systems and methods for ratiometric measurement of blood glucose concentration

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