GB2495668B - Design for reducing loss at intersection in optical waveguides - Google Patents

Design for reducing loss at intersection in optical waveguides

Info

Publication number
GB2495668B
GB2495668B GB1301212.5A GB201301212A GB2495668B GB 2495668 B GB2495668 B GB 2495668B GB 201301212 A GB201301212 A GB 201301212A GB 2495668 B GB2495668 B GB 2495668B
Authority
GB
United Kingdom
Prior art keywords
intersection
design
optical waveguides
reducing loss
loss
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.)
Active
Application number
GB1301212.5A
Other versions
GB201301212D0 (en
GB2495668A (en
Inventor
Taira Yoichi
Kohara Sayuri
Heroux Jean
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Priority claimed from PCT/JP2011/064279 external-priority patent/WO2012002222A1/en
Publication of GB201301212D0 publication Critical patent/GB201301212D0/en
Publication of GB2495668A publication Critical patent/GB2495668A/en
Application granted granted Critical
Publication of GB2495668B publication Critical patent/GB2495668B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/125—Bends, branchings or intersections

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB1301212.5A 2011-06-22 2011-06-22 Design for reducing loss at intersection in optical waveguides Active GB2495668B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/064279 WO2012002222A1 (en) 2010-06-30 2011-06-22 Design for achieving low loss in intersecting region of optical waveguide

Publications (3)

Publication Number Publication Date
GB201301212D0 GB201301212D0 (en) 2013-03-06
GB2495668A GB2495668A (en) 2013-04-17
GB2495668B true GB2495668B (en) 2017-08-23

Family

ID=47843972

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1301212.5A Active GB2495668B (en) 2011-06-22 2011-06-22 Design for reducing loss at intersection in optical waveguides

Country Status (1)

Country Link
GB (1) GB2495668B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157756A (en) * 1989-08-30 1992-10-20 Nec Corporation Optical waveguide circuit with intersections
JPH0592149A (en) * 1991-03-20 1993-04-16 Hitachi Kiden Kogyo Ltd Method for washing an dehydrating screen residue in dust removing dehydrator
US5894535A (en) * 1997-05-07 1999-04-13 Hewlett-Packard Company Optical waveguide device for wavelength demultiplexing and waveguide crossing
JP2004205537A (en) * 2002-12-20 2004-07-22 Hitachi Chem Co Ltd Optical waveguide and its manufacturing method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5157756A (en) * 1989-08-30 1992-10-20 Nec Corporation Optical waveguide circuit with intersections
JPH0592149A (en) * 1991-03-20 1993-04-16 Hitachi Kiden Kogyo Ltd Method for washing an dehydrating screen residue in dust removing dehydrator
US5894535A (en) * 1997-05-07 1999-04-13 Hewlett-Packard Company Optical waveguide device for wavelength demultiplexing and waveguide crossing
JP2004205537A (en) * 2002-12-20 2004-07-22 Hitachi Chem Co Ltd Optical waveguide and its manufacturing method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MICROFILM OF THE SPECIFICATION AND DRAWINGS ANNEXED TO THE REQUEST OF JAPANESE UTILITY *

Also Published As

Publication number Publication date
GB201301212D0 (en) 2013-03-06
GB2495668A (en) 2013-04-17

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20170901