GB2176775B - Optical waveguides - Google Patents

Optical waveguides

Info

Publication number
GB2176775B
GB2176775B GB08613075A GB8613075A GB2176775B GB 2176775 B GB2176775 B GB 2176775B GB 08613075 A GB08613075 A GB 08613075A GB 8613075 A GB8613075 A GB 8613075A GB 2176775 B GB2176775 B GB 2176775B
Authority
GB
United Kingdom
Prior art keywords
optical waveguides
waveguides
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
GB08613075A
Other versions
GB2176775A (en
GB8613075D0 (en
Inventor
Derek Francis Croxall
Brian James Isherwood
Anthony Grieve Todd
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 GB858514826A external-priority patent/GB8514826D0/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB08613075A priority Critical patent/GB2176775B/en
Publication of GB8613075D0 publication Critical patent/GB8613075D0/en
Publication of GB2176775A publication Critical patent/GB2176775A/en
Application granted granted Critical
Publication of GB2176775B publication Critical patent/GB2176775B/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
    • G02B6/10—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
    • G02B6/13—Integrated optical circuits characterised by the manufacturing method
    • G02B6/131—Integrated optical circuits characterised by the manufacturing method by using epitaxial growth
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/16—Oxides
    • C30B29/18—Quartz
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
    • C30B7/005—Epitaxial layer growth

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
GB08613075A 1985-06-12 1986-05-29 Optical waveguides Expired GB2176775B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08613075A GB2176775B (en) 1985-06-12 1986-05-29 Optical waveguides

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858514826A GB8514826D0 (en) 1985-06-12 1985-06-12 Optical waveguide
GB08613075A GB2176775B (en) 1985-06-12 1986-05-29 Optical waveguides

Publications (3)

Publication Number Publication Date
GB8613075D0 GB8613075D0 (en) 1986-07-02
GB2176775A GB2176775A (en) 1987-01-07
GB2176775B true GB2176775B (en) 1989-02-01

Family

ID=26289356

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08613075A Expired GB2176775B (en) 1985-06-12 1986-05-29 Optical waveguides

Country Status (1)

Country Link
GB (1) GB2176775B (en)

Also Published As

Publication number Publication date
GB2176775A (en) 1987-01-07
GB8613075D0 (en) 1986-07-02

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Legal Events

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