GB2146841B - Light emitting device - Google Patents

Light emitting device

Info

Publication number
GB2146841B
GB2146841B GB08420547A GB8420547A GB2146841B GB 2146841 B GB2146841 B GB 2146841B GB 08420547 A GB08420547 A GB 08420547A GB 8420547 A GB8420547 A GB 8420547A GB 2146841 B GB2146841 B GB 2146841B
Authority
GB
United Kingdom
Prior art keywords
optical fiber
light emitting
emitting device
light
light emergence
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
GB08420547A
Other languages
English (en)
Other versions
GB8420547D0 (en
GB2146841A (en
Inventor
Satoru Ishii
Tugio Nemoto
Kunio Aiki
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.)
Hitachi Ltd
Hitachi Iruma Electronic Co Ltd
Original Assignee
Hitachi Ltd
Hitachi Iruma Electronic 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 Hitachi Ltd, Hitachi Iruma Electronic Co Ltd filed Critical Hitachi Ltd
Publication of GB8420547D0 publication Critical patent/GB8420547D0/en
Publication of GB2146841A publication Critical patent/GB2146841A/en
Application granted granted Critical
Publication of GB2146841B publication Critical patent/GB2146841B/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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
    • G02B6/422—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements
    • G02B6/4226—Positioning means for moving the elements into alignment, e.g. alignment screws, deformation of the mount
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4248—Feed-through connections for the hermetical passage of fibres through a package wall
    • H10W72/5522—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Led Device Packages (AREA)
  • Semiconductor Lasers (AREA)
GB08420547A 1983-08-22 1984-08-13 Light emitting device Expired GB2146841B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58151575A JPS6043889A (ja) 1983-08-22 1983-08-22 光ファイバー付レーザーダイオード装置の組立方法

Publications (3)

Publication Number Publication Date
GB8420547D0 GB8420547D0 (en) 1984-09-19
GB2146841A GB2146841A (en) 1985-04-24
GB2146841B true GB2146841B (en) 1987-11-18

Family

ID=15521513

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08420547A Expired GB2146841B (en) 1983-08-22 1984-08-13 Light emitting device

Country Status (4)

Country Link
US (3) US4702556A (cg-RX-API-DMAC10.html)
JP (1) JPS6043889A (cg-RX-API-DMAC10.html)
DE (1) DE3430762A1 (cg-RX-API-DMAC10.html)
GB (1) GB2146841B (cg-RX-API-DMAC10.html)

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Also Published As

Publication number Publication date
JPH0452635B2 (cg-RX-API-DMAC10.html) 1992-08-24
US4702556A (en) 1987-10-27
GB8420547D0 (en) 1984-09-19
DE3430762A1 (de) 1985-03-14
US4883342A (en) 1989-11-28
GB2146841A (en) 1985-04-24
JPS6043889A (ja) 1985-03-08
US4834492A (en) 1989-05-30

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Legal Events

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

Effective date: 19960813