JPS6231323B2 - - Google Patents

Info

Publication number
JPS6231323B2
JPS6231323B2 JP59038766A JP3876684A JPS6231323B2 JP S6231323 B2 JPS6231323 B2 JP S6231323B2 JP 59038766 A JP59038766 A JP 59038766A JP 3876684 A JP3876684 A JP 3876684A JP S6231323 B2 JPS6231323 B2 JP S6231323B2
Authority
JP
Japan
Prior art keywords
light
diffraction grating
wavelength
input fiber
diffracted light
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.)
Expired
Application number
JP59038766A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60184217A (ja
Inventor
Norio Nishi
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 JP3876684A priority Critical patent/JPS60184217A/ja
Publication of JPS60184217A publication Critical patent/JPS60184217A/ja
Publication of JPS6231323B2 publication Critical patent/JPS6231323B2/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
    • G02B6/293—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
    • G02B6/29304—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 diffraction, e.g. grating
    • G02B6/29305—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 diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/2931—Diffractive element operating in reflection
    • 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
    • G02B6/29346—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 wave or beam interference
    • G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
    • 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
    • G02B6/29379—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 characterised by the function or use of the complete device
    • G02B6/2938—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 characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
JP3876684A 1984-03-02 1984-03-02 光分波器 Granted JPS60184217A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3876684A JPS60184217A (ja) 1984-03-02 1984-03-02 光分波器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3876684A JPS60184217A (ja) 1984-03-02 1984-03-02 光分波器

Publications (2)

Publication Number Publication Date
JPS60184217A JPS60184217A (ja) 1985-09-19
JPS6231323B2 true JPS6231323B2 (enrdf_load_stackoverflow) 1987-07-08

Family

ID=12534407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3876684A Granted JPS60184217A (ja) 1984-03-02 1984-03-02 光分波器

Country Status (1)

Country Link
JP (1) JPS60184217A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63285271A (ja) * 1987-05-15 1988-11-22 Hitachi Ltd 配電ロ−タ
JPH01103215U (enrdf_load_stackoverflow) * 1987-12-28 1989-07-12
JPH01103214U (enrdf_load_stackoverflow) * 1987-12-28 1989-07-12
JPH0284034A (ja) * 1988-06-13 1990-03-26 Camco Inc ワニス無塗布ステータ構造を備えた水中ポンプ用オイル充填式電動機

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1262201A (en) * 1999-11-12 2001-05-30 Cme Telemetrix Inc. Volume or stacked holographic diffraction gratings for wavelength division multiplexing and spectroscopy

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723906A (en) * 1980-07-21 1982-02-08 Fujitsu Ltd Broad-band optical branching filter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63285271A (ja) * 1987-05-15 1988-11-22 Hitachi Ltd 配電ロ−タ
JPH01103215U (enrdf_load_stackoverflow) * 1987-12-28 1989-07-12
JPH01103214U (enrdf_load_stackoverflow) * 1987-12-28 1989-07-12
JPH0284034A (ja) * 1988-06-13 1990-03-26 Camco Inc ワニス無塗布ステータ構造を備えた水中ポンプ用オイル充填式電動機

Also Published As

Publication number Publication date
JPS60184217A (ja) 1985-09-19

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