JPS6218888B2 - - Google Patents

Info

Publication number
JPS6218888B2
JPS6218888B2 JP57032037A JP3203782A JPS6218888B2 JP S6218888 B2 JPS6218888 B2 JP S6218888B2 JP 57032037 A JP57032037 A JP 57032037A JP 3203782 A JP3203782 A JP 3203782A JP S6218888 B2 JPS6218888 B2 JP S6218888B2
Authority
JP
Japan
Prior art keywords
wavelength
block
light
filter
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.)
Expired
Application number
JP57032037A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58149018A (ja
Inventor
Koichi Sano
Takaichi Watanabe
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 JP3203782A priority Critical patent/JPS58149018A/ja
Publication of JPS58149018A publication Critical patent/JPS58149018A/ja
Publication of JPS6218888B2 publication Critical patent/JPS6218888B2/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
    • G02B6/29346—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
    • G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
    • G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
    • G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
    • 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)
  • Optical Communication System (AREA)
JP3203782A 1982-03-01 1982-03-01 光合波分波器 Granted JPS58149018A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3203782A JPS58149018A (ja) 1982-03-01 1982-03-01 光合波分波器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3203782A JPS58149018A (ja) 1982-03-01 1982-03-01 光合波分波器

Publications (2)

Publication Number Publication Date
JPS58149018A JPS58149018A (ja) 1983-09-05
JPS6218888B2 true JPS6218888B2 (enrdf_load_stackoverflow) 1987-04-24

Family

ID=12347669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3203782A Granted JPS58149018A (ja) 1982-03-01 1982-03-01 光合波分波器

Country Status (1)

Country Link
JP (1) JPS58149018A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3413703A1 (de) * 1984-04-12 1985-10-24 Standard Elektrik Lorenz Ag, 7000 Stuttgart Optischer multiplexer/demultiplexer
JPS6132008A (ja) * 1984-07-25 1986-02-14 Toshiba Corp 光合分波器
CA1278714C (en) * 1986-02-06 1991-01-08 Hideki Isono Optical branching filter
WO2017138091A1 (ja) * 2016-02-09 2017-08-17 三菱電機株式会社 光合波器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5815926Y2 (ja) * 1977-06-28 1983-03-31 日本電気株式会社 複合型光波長分波回路
JPS55155204U (enrdf_load_stackoverflow) * 1979-04-24 1980-11-08

Also Published As

Publication number Publication date
JPS58149018A (ja) 1983-09-05

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