GB2096790B - Selective directional coupler - Google Patents

Selective directional coupler

Info

Publication number
GB2096790B
GB2096790B GB8206427A GB8206427A GB2096790B GB 2096790 B GB2096790 B GB 2096790B GB 8206427 A GB8206427 A GB 8206427A GB 8206427 A GB8206427 A GB 8206427A GB 2096790 B GB2096790 B GB 2096790B
Authority
GB
United Kingdom
Prior art keywords
directional coupler
selective directional
selective
coupler
directional
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
GB8206427A
Other versions
GB2096790A (en
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.)
Licentia Patent Verwaltungs GmbH
Licentia Oy
Original Assignee
Licentia Patent Verwaltungs GmbH
Licentia Oy
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 Licentia Patent Verwaltungs GmbH, Licentia Oy filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB2096790A publication Critical patent/GB2096790A/en
Application granted granted Critical
Publication of GB2096790B publication Critical patent/GB2096790B/en
Expired 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
    • G02B6/29331—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 evanescent wave coupling
    • G02B6/29332—Wavelength 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
    • 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
    • G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
    • 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
    • G02B6/29395—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 configurable, e.g. tunable or reconfigurable
    • 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
    • G02B2006/2865—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 couplers of the 3x3 type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB8206427A 1981-03-07 1982-03-04 Selective directional coupler Expired GB2096790B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813108742 DE3108742C2 (en) 1981-03-07 1981-03-07 Selective directional coupler

Publications (2)

Publication Number Publication Date
GB2096790A GB2096790A (en) 1982-10-20
GB2096790B true GB2096790B (en) 1984-08-01

Family

ID=6126627

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8206427A Expired GB2096790B (en) 1981-03-07 1982-03-04 Selective directional coupler

Country Status (5)

Country Link
JP (1) JPS57161706A (en)
CA (1) CA1185333A (en)
DE (1) DE3108742C2 (en)
FR (1) FR2501383B1 (en)
GB (1) GB2096790B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8208023A (en) * 1981-12-16 1983-11-22 Polaroid Corp DEVICE FOR TRANSFERING LIGHT ENERGY AND FILTER FOR LIGHT ENERGY
DE3378382D1 (en) * 1983-06-25 1988-12-08 Ant Nachrichtentech Symmetrical waveguide coupler
CA1273515A (en) * 1985-12-30 1990-09-04 Colin Anderson Millar Optical coupling
DE3806824A1 (en) * 1988-03-03 1989-09-14 Ant Nachrichtentech Electro-optical transmission system
DE4111095C1 (en) * 1991-04-05 1992-05-27 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
DE4234485C1 (en) * 1992-10-13 1993-09-30 Ant Nachrichtentech Device with two optical inputs and four optical outputs and polarization diversity receiver for optical heterodyne reception
DE4234486C1 (en) * 1992-10-13 1993-09-30 Ant Nachrichtentech Arrangement for splitting an optical input signal into two signals with mutually orthogonal polarization
GB9301052D0 (en) * 1993-01-20 1993-03-10 Marconi Gec Ltd Optical devices
DE19532470B4 (en) * 1995-09-02 2005-03-03 Eads Radio Communication Systems Gmbh & Co.Kg Selective multikopter

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2532317A (en) * 1947-08-25 1950-12-05 Sperry Corp Ultra high frequency coupler
BE549131A (en) * 1955-06-30
BE561886A (en) * 1956-11-19
US2951218A (en) * 1957-02-19 1960-08-30 Itt Directional couplings
US3518576A (en) * 1967-06-27 1970-06-30 North American Rockwell Crossed guide directional coupler
DE1591704A1 (en) * 1967-07-21 1971-03-04 Telefunken Patent Directional coupler in stripline technology
US3512110A (en) * 1968-05-06 1970-05-12 Motorola Inc Microstrip-microwave coupler
US3589794A (en) * 1968-08-07 1971-06-29 Bell Telephone Labor Inc Optical circuits
DE1964291C3 (en) * 1968-08-07 1979-11-29 Western Electric Co., Inc., New York, N.Y. (V.St.A.) Band stop filter for optical waves
GB1294502A (en) * 1969-05-24 1972-11-01 Hitachi Electronics Frequency variable directional filter
US3798575A (en) * 1972-12-14 1974-03-19 Rca Corp Microwave transmission line and devices using multiple coplanar conductors
US3806226A (en) * 1973-03-16 1974-04-23 Bell Telephone Labor Inc Light-guiding interconnections for thin-film optical circuitry
DE2423448A1 (en) * 1974-05-14 1975-11-27 Siemens Ag DIRECTIONAL COUPLER
DD118753A1 (en) * 1975-03-24 1976-03-12
US4091343A (en) * 1975-06-30 1978-05-23 Epsilon Lambda Electronics Corp. Insular waveguide directional coupler
US4019051A (en) * 1975-12-24 1977-04-19 Bell Telephone Laboratories, Incorporated Directional optical waveguide couplers
JPS53137160A (en) * 1977-05-06 1978-11-30 Nippon Telegr & Teleph Corp <Ntt> Optical filter of directivity coupler type
JPS54104359A (en) * 1978-02-03 1979-08-16 Hitachi Ltd Photo coupling circuit
US4210881A (en) * 1978-11-09 1980-07-01 The United States Of America As Represented By The Secretary Of The Navy Millimeter wave microstrip triplexer
JPS55103509A (en) * 1979-02-05 1980-08-07 Nippon Telegr & Teleph Corp <Ntt> Photo coupler

Also Published As

Publication number Publication date
GB2096790A (en) 1982-10-20
FR2501383A1 (en) 1982-09-10
FR2501383B1 (en) 1986-04-04
JPS57161706A (en) 1982-10-05
DE3108742C2 (en) 1985-11-14
DE3108742A1 (en) 1982-09-23
CA1185333A (en) 1985-04-09
JPH0522209B2 (en) 1993-03-26

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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: 19960304