GB2170322B - Integrated optical device - Google Patents

Integrated optical device

Info

Publication number
GB2170322B
GB2170322B GB08601714A GB8601714A GB2170322B GB 2170322 B GB2170322 B GB 2170322B GB 08601714 A GB08601714 A GB 08601714A GB 8601714 A GB8601714 A GB 8601714A GB 2170322 B GB2170322 B GB 2170322B
Authority
GB
United Kingdom
Prior art keywords
optical device
integrated optical
integrated
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
GB08601714A
Other versions
GB8601714D0 (en
GB2170322A (en
Inventor
Dr Andrew Cannon Carter
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Publication of GB8601714D0 publication Critical patent/GB8601714D0/en
Publication of GB2170322A publication Critical patent/GB2170322A/en
Application granted granted Critical
Publication of GB2170322B publication Critical patent/GB2170322B/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12Light 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
    • G02B6/12007Light 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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12Light 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
    • G02B6/122Basic optical elements, e.g. light-guiding paths
    • G02B6/125Bends, branchings or intersections
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29304Optical 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
    • G02B6/29316Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317Light guides of the optical fibre type
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29331Optical 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 evanescent wave coupling
    • G02B6/29332Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29331Optical 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 evanescent wave coupling
    • G02B6/29332Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
    • G02B6/29334Grating-assisted evanescent light guide couplers, i.e. comprising grating at or functionally associated with the coupling region between the light guides, e.g. with a grating positioned where light fields overlap in the coupler
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29379Optical 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
    • G02B6/29395Optical 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 configurable, e.g. tunable or reconfigurable
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31Digital deflection, i.e. optical switching
    • G02F1/313Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3132Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/30Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
    • G02F2201/307Reflective grating, i.e. Bragg grating
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00Function characteristic
    • G02F2203/05Function characteristic wavelength dependent
    • G02F2203/055Function characteristic wavelength dependent wavelength filtering
GB08601714A 1985-01-26 1986-01-24 Integrated optical device Expired GB2170322B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858502013A GB8502013D0 (en) 1985-01-26 1985-01-26 Integrated optical device

Publications (3)

Publication Number Publication Date
GB8601714D0 GB8601714D0 (en) 1986-02-26
GB2170322A GB2170322A (en) 1986-07-30
GB2170322B true GB2170322B (en) 1989-01-18

Family

ID=10573474

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858502013A Pending GB8502013D0 (en) 1985-01-26 1985-01-26 Integrated optical device
GB08601714A Expired GB2170322B (en) 1985-01-26 1986-01-24 Integrated optical device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858502013A Pending GB8502013D0 (en) 1985-01-26 1985-01-26 Integrated optical device

Country Status (1)

Country Link
GB (2) GB8502013D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3881252D1 (en) * 1987-03-30 1993-07-01 Siemens Ag INTEGRATED-OPTICAL ARRANGEMENT FOR BIDIRECTIONAL OPTICAL MESSAGE OR SIGNAL TRANSMISSION.
CA2101411C (en) * 1992-08-14 2003-06-10 Jean-Pierre Weber Tunable optical filter
SE470454B (en) * 1992-08-26 1994-04-11 Ericsson Telefon Ab L M Optical filter device
DE4335428A1 (en) * 1993-10-18 1995-05-18 Univ Dresden Tech Optical frequency splitter using Bragg diffraction directional couplers
DE19530644C1 (en) * 1995-08-21 1996-12-19 Ams Optotech Vertrieb Gmbh Optical channel multiplexer and demultiplexer
FR2768567B1 (en) * 1997-09-12 2000-02-11 France Telecom INTEGRATED WAVELENGTH NEEDLE OPTICAL SOURCE, MANUFACTURING METHOD THEREOF, APPLICATION TO TRANSCEIVING MODULES AND TWO-WAY TRANSMISSION SYSTEMS

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814498A (en) * 1972-05-04 1974-06-04 Bell Telephone Labor Inc Integrated optical circuit devices employing optical gratings
US3850503A (en) * 1972-10-26 1974-11-26 Texas Instruments Inc Asymmetric waveguide pair acoustic surface wave switch
DE2442723A1 (en) * 1974-09-06 1976-03-18 Siemens Ag CONTROLLABLE ELECTRO-OPTICAL LATTICE COUPLER
DE2443038C2 (en) * 1974-09-09 1984-01-12 Siemens AG, 1000 Berlin und 8000 München Electro-optical switch and modulator for intersecting or branching optical waveguides
US4026632A (en) * 1976-01-07 1977-05-31 Canadian Patents And Development Limited Frequency selective interwaveguide coupler
DE3138745A1 (en) * 1981-09-29 1983-04-07 Siemens AG, 1000 Berlin und 8000 München ACOUSTOOPTIC LIGHT DEFLECTOR WITH HIGH RESOLUTION
FR2546309B1 (en) * 1983-05-19 1986-07-04 Yi Yan Alfredo OPTICAL GUIDING STRUCTURE USING A DIFFRACTION NETWORK

Also Published As

Publication number Publication date
GB8601714D0 (en) 1986-02-26
GB2170322A (en) 1986-07-30
GB8502013D0 (en) 1985-02-27

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970124