JPS58106516A - 光分波器 - Google Patents

光分波器

Info

Publication number
JPS58106516A
JPS58106516A JP20519281A JP20519281A JPS58106516A JP S58106516 A JPS58106516 A JP S58106516A JP 20519281 A JP20519281 A JP 20519281A JP 20519281 A JP20519281 A JP 20519281A JP S58106516 A JPS58106516 A JP S58106516A
Authority
JP
Japan
Prior art keywords
wavelength
groove
diffraction grating
angle
spacing
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.)
Granted
Application number
JP20519281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6148125B2 (enExample
Inventor
Takaichi Watanabe
隆市 渡辺
Koichi Sano
浩一 佐野
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.)
NTT Inc
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 JP20519281A priority Critical patent/JPS58106516A/ja
Publication of JPS58106516A publication Critical patent/JPS58106516A/ja
Publication of JPS6148125B2 publication Critical patent/JPS6148125B2/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
    • G02B6/29307—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 components assembled in or forming a solid transparent unitary block, e.g. for facilitating component alignment
    • 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
    • G02B6/29308—Diffractive element having focusing properties, e.g. curved gratings
    • 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
    • G02B6/29379—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)
JP20519281A 1981-12-21 1981-12-21 光分波器 Granted JPS58106516A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20519281A JPS58106516A (ja) 1981-12-21 1981-12-21 光分波器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20519281A JPS58106516A (ja) 1981-12-21 1981-12-21 光分波器

Publications (2)

Publication Number Publication Date
JPS58106516A true JPS58106516A (ja) 1983-06-24
JPS6148125B2 JPS6148125B2 (enExample) 1986-10-22

Family

ID=16502922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20519281A Granted JPS58106516A (ja) 1981-12-21 1981-12-21 光分波器

Country Status (1)

Country Link
JP (1) JPS58106516A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100296383B1 (ko) * 1999-06-21 2001-07-12 윤종용 누화비 개선을 위한 광파장분할기 제조방법 및 이에 따른 광파장분할기
KR100303283B1 (ko) * 1999-07-14 2001-11-01 윤종용 폴리노미얼 곡선 알고리즘을 이용한 도파로열 격자의 누화특성개선방법
JP2004053992A (ja) * 2002-07-22 2004-02-19 Hitachi Cable Ltd 回折格子、波長合分波器及びこれらを用いた波長多重信号光伝送モジュール

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100296383B1 (ko) * 1999-06-21 2001-07-12 윤종용 누화비 개선을 위한 광파장분할기 제조방법 및 이에 따른 광파장분할기
KR100303283B1 (ko) * 1999-07-14 2001-11-01 윤종용 폴리노미얼 곡선 알고리즘을 이용한 도파로열 격자의 누화특성개선방법
JP2004053992A (ja) * 2002-07-22 2004-02-19 Hitachi Cable Ltd 回折格子、波長合分波器及びこれらを用いた波長多重信号光伝送モジュール

Also Published As

Publication number Publication date
JPS6148125B2 (enExample) 1986-10-22

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