GB2318883B - An optical waveguide component and a light signal processing method using the same - Google Patents

An optical waveguide component and a light signal processing method using the same

Info

Publication number
GB2318883B
GB2318883B GB9801075A GB9801075A GB2318883B GB 2318883 B GB2318883 B GB 2318883B GB 9801075 A GB9801075 A GB 9801075A GB 9801075 A GB9801075 A GB 9801075A GB 2318883 B GB2318883 B GB 2318883B
Authority
GB
United Kingdom
Prior art keywords
signal processing
same
processing method
optical waveguide
light signal
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
GB9801075A
Other versions
GB2318883A (en
GB9801075D0 (en
Inventor
Isao Ohyama
Shiro Nakamura
Takeo Shimizu
Hisaharu Yanagawa
Hideyuki Iwata
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.)
Furukawa Electric Co Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Furukawa Electric Co Ltd
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
Priority claimed from JP6211810A external-priority patent/JP2857330B2/en
Priority claimed from JP6224812A external-priority patent/JP2818731B2/en
Application filed by Furukawa Electric Co Ltd, Nippon Telegraph and Telephone Corp filed Critical Furukawa Electric Co Ltd
Priority claimed from GB9516818A external-priority patent/GB2292229B/en
Publication of GB9801075D0 publication Critical patent/GB9801075D0/en
Publication of GB2318883A publication Critical patent/GB2318883A/en
Application granted granted Critical
Publication of GB2318883B publication Critical patent/GB2318883B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/10—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
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • 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
    • G02B2006/12104—Mirror; Reflectors or the like
    • 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
    • G02B2006/12109—Filter
    • 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
    • G02B2006/12133—Functions
    • G02B2006/12164—Multiplexing; Demultiplexing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB9801075A 1994-08-12 1995-08-14 An optical waveguide component and a light signal processing method using the same Expired - Fee Related GB2318883B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6211810A JP2857330B2 (en) 1994-08-12 1994-08-12 Optical waveguide component and signal processing method using optical waveguide component
JP6224812A JP2818731B2 (en) 1994-09-20 1994-09-20 Optical waveguide components
GB9516818A GB2292229B (en) 1994-08-12 1995-08-14 An optical waveguide component and a light signal processing method using the same

Publications (3)

Publication Number Publication Date
GB9801075D0 GB9801075D0 (en) 1998-03-18
GB2318883A GB2318883A (en) 1998-05-06
GB2318883B true GB2318883B (en) 1999-03-10

Family

ID=27267863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9801075A Expired - Fee Related GB2318883B (en) 1994-08-12 1995-08-14 An optical waveguide component and a light signal processing method using the same

Country Status (1)

Country Link
GB (1) GB2318883B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005093A1 (en) * 1978-04-25 1979-10-31 Thomson-Csf Optical demultiplexing integrated circuit and process for the manufacture of this circuit
US4790614A (en) * 1985-11-21 1988-12-13 Hitachi, Ltd. Optical filter and optical device using same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005093A1 (en) * 1978-04-25 1979-10-31 Thomson-Csf Optical demultiplexing integrated circuit and process for the manufacture of this circuit
US4790614A (en) * 1985-11-21 1988-12-13 Hitachi, Ltd. Optical filter and optical device using same

Also Published As

Publication number Publication date
GB2318883A (en) 1998-05-06
GB9801075D0 (en) 1998-03-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030814