JPH0561607B2 - - Google Patents

Info

Publication number
JPH0561607B2
JPH0561607B2 JP1862786A JP1862786A JPH0561607B2 JP H0561607 B2 JPH0561607 B2 JP H0561607B2 JP 1862786 A JP1862786 A JP 1862786A JP 1862786 A JP1862786 A JP 1862786A JP H0561607 B2 JPH0561607 B2 JP H0561607B2
Authority
JP
Japan
Prior art keywords
wavelength
light
diffraction grating
lights
dispersion
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 - Fee Related
Application number
JP1862786A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62201406A (ja
Inventor
Masataka Shirasaki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP1862786A priority Critical patent/JPS62201406A/ja
Priority to CA000528106A priority patent/CA1280921C/en
Priority to EP87101177A priority patent/EP0231874B1/en
Priority to DE8787101177T priority patent/DE3773687D1/de
Priority to US07/008,346 priority patent/US4747655A/en
Publication of JPS62201406A publication Critical patent/JPS62201406A/ja
Publication of JPH0561607B2 publication Critical patent/JPH0561607B2/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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Communication System (AREA)
JP1862786A 1986-01-30 1986-01-30 光波長合分波器 Granted JPS62201406A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1862786A JPS62201406A (ja) 1986-01-30 1986-01-30 光波長合分波器
CA000528106A CA1280921C (en) 1986-01-30 1987-01-26 Optical wavelength compounding/dividing device
EP87101177A EP0231874B1 (en) 1986-01-30 1987-01-28 Optical wavelength compounding/dividing device
DE8787101177T DE3773687D1 (de) 1986-01-30 1987-01-28 Optischer wellenlaengenmultiplexer/-demultiplexer.
US07/008,346 US4747655A (en) 1986-01-30 1987-01-29 Optical wavelength compounding/dividing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1862786A JPS62201406A (ja) 1986-01-30 1986-01-30 光波長合分波器

Publications (2)

Publication Number Publication Date
JPS62201406A JPS62201406A (ja) 1987-09-05
JPH0561607B2 true JPH0561607B2 (enrdf_load_stackoverflow) 1993-09-06

Family

ID=11976853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1862786A Granted JPS62201406A (ja) 1986-01-30 1986-01-30 光波長合分波器

Country Status (1)

Country Link
JP (1) JPS62201406A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS62201406A (ja) 1987-09-05

Similar Documents

Publication Publication Date Title
RU2189062C2 (ru) Двунаправленный оптический мультиплексор и демультиплексор
US6421478B1 (en) Tapered MMI coupler
US20010046087A1 (en) Optical diffraction grating structure with reduced polarization sensitivity
US6587615B1 (en) Wavelength multiplexer-demultiplexer having a wide flat response within the spectral passband
JP2003114402A (ja) 光合分波器およびその調整方法
US6606197B2 (en) Dual grating filtering system
JPH11223745A (ja) 波長多重（ｗｄｍ）光を分波するための波長分波器と組み合せたバーチャル・イメージ・フェーズ・アレイ（ｖｉｐａ）を備える装置
JPH0561607B2 (enrdf_load_stackoverflow)
JP2683161B2 (ja) 光合分波器
JP2006139088A (ja) 光装置および光制御方法
JPS61223711A (ja) 光通信用分波器
JP3396012B2 (ja) 光学素子および光集積素子
JP2600507B2 (ja) 光合分波器
JPH0810285B2 (ja) 光波長合分波器
JPH0451804B2 (enrdf_load_stackoverflow)
JP2005338475A (ja) 光フィルタ装置
JP2634979B2 (ja) 光合分波器
KR100277361B1 (ko) 넓은 대역폭을 갖는 광파장 다중화기/분할기
JPS59165017A (ja) 広帯域光分波・合波器
JPH09297231A (ja) 導波路型光分波器及びその製造方法
JPH0690366B2 (ja) 回折格子型光分波器
JPS60107004A (ja) 光分波器
JPS63115110A (ja) 光合波・分波器
JPH03291603A (ja) 光合分波器
JPH01172921A (ja) 光合波・分波器

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees