DE69838977D1 - WAVELENGTHELECTIVE OPTICAL DEVICE COMPRISING AT LEAST ONE BRAGG GRID STRUCTURE - Google Patents

WAVELENGTHELECTIVE OPTICAL DEVICE COMPRISING AT LEAST ONE BRAGG GRID STRUCTURE

Info

Publication number
DE69838977D1
DE69838977D1 DE69838977T DE69838977T DE69838977D1 DE 69838977 D1 DE69838977 D1 DE 69838977D1 DE 69838977 T DE69838977 T DE 69838977T DE 69838977 T DE69838977 T DE 69838977T DE 69838977 D1 DE69838977 D1 DE 69838977D1
Authority
DE
Germany
Prior art keywords
wavelengthelective
optical device
grid structure
bragg grid
bragg
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 - Lifetime
Application number
DE69838977T
Other languages
German (de)
Other versions
DE69838977T2 (en
Inventor
Torsten Augustsson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority claimed from PCT/SE1998/000393 external-priority patent/WO1998039679A1/en
Publication of DE69838977D1 publication Critical patent/DE69838977D1/en
Application granted granted Critical
Publication of DE69838977T2 publication Critical patent/DE69838977T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • 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
    • G02B6/2808—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 a mixing element which evenly distributes an input signal over a number of outputs
    • G02B6/2813—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 a mixing element which evenly distributes an input signal over a number of outputs based on multimode interference effect, i.e. self-imaging
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12107—Grating
DE69838977T 1997-03-07 1998-03-05 WAVELENGTHELECTIVE OPTICAL DEVICE COMPRISING AT LEAST ONE BRAGG GRID STRUCTURE Expired - Lifetime DE69838977T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9700829 1997-03-07
SE9700829A SE520432C2 (en) 1997-03-07 1997-03-07 Optical wavelength selective device for multiplexing=demultiplexing
PCT/SE1998/000393 WO1998039679A1 (en) 1997-03-07 1998-03-05 Optical wavelength selective device including at least one bragg-grating structure_____

Publications (2)

Publication Number Publication Date
DE69838977D1 true DE69838977D1 (en) 2008-02-21
DE69838977T2 DE69838977T2 (en) 2009-01-15

Family

ID=20406070

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69838977T Expired - Lifetime DE69838977T2 (en) 1997-03-07 1998-03-05 WAVELENGTHELECTIVE OPTICAL DEVICE COMPRISING AT LEAST ONE BRAGG GRID STRUCTURE

Country Status (7)

Country Link
JP (1) JP3686088B2 (en)
KR (1) KR100520027B1 (en)
CA (1) CA2282421C (en)
DE (1) DE69838977T2 (en)
HK (1) HK1027164A1 (en)
SE (1) SE520432C2 (en)
TW (1) TW384405B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE521419C2 (en) * 2001-11-09 2003-10-28 Ericsson Telefon Ab L M MMI-based device
JP2006284791A (en) * 2005-03-31 2006-10-19 Oki Electric Ind Co Ltd Multimode interference optical coupler
JP2008275653A (en) * 2005-08-19 2008-11-13 Hitachi Chem Co Ltd Optical reflector and optical system
JP2013137360A (en) * 2011-12-28 2013-07-11 Mitsubishi Electric Corp Optical multiplexing/demultiplexing element and mach-zehnder optical modulator
CN107765441A (en) * 2017-10-30 2018-03-06 中山大学 A kind of silicon nitride optical polarization beam splitter based on multiple-mode interfence and preparation method thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3139571B2 (en) * 1992-05-13 2001-03-05 日本電信電話株式会社 Optical multiplexer / demultiplexer
JPH06300909A (en) * 1993-04-13 1994-10-28 Canon Inc Formation of diffraction grating by using holographic interference exposing method and optical semiconductor device using the same
EP0663111B1 (en) * 1993-08-04 1996-11-13 Koninklijke Philips Electronics N.V. Multimode imaging component and ring laser provided with a multimode imaging component

Also Published As

Publication number Publication date
SE9700829D0 (en) 1997-03-07
HK1027164A1 (en) 2001-01-05
CA2282421C (en) 2007-05-22
SE520432C2 (en) 2003-07-08
KR100520027B1 (en) 2005-10-10
TW384405B (en) 2000-03-11
SE9700829L (en) 1998-09-08
CA2282421A1 (en) 1998-09-11
KR20000075849A (en) 2000-12-26
JP3686088B2 (en) 2005-08-24
JP2001514766A (en) 2001-09-11
DE69838977T2 (en) 2009-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition