JPS542758A - Photo coupling device - Google Patents
Photo coupling deviceInfo
- Publication number
- JPS542758A JPS542758A JP6771177A JP6771177A JPS542758A JP S542758 A JPS542758 A JP S542758A JP 6771177 A JP6771177 A JP 6771177A JP 6771177 A JP6771177 A JP 6771177A JP S542758 A JPS542758 A JP S542758A
- Authority
- JP
- Japan
- Prior art keywords
- coupling device
- photo coupling
- photo
- shorten
- semi
- 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.)
- Pending
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
- G02B6/4203—Optical features
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Receiving Elements (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
PURPOSE:To shorten taper part and achieve the improvement in coupling efficiency by forming the end face of a tapered fiber to semi-spherical form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6771177A JPS542758A (en) | 1977-06-08 | 1977-06-08 | Photo coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6771177A JPS542758A (en) | 1977-06-08 | 1977-06-08 | Photo coupling device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18637985A Division JPS6169008A (en) | 1985-08-23 | 1985-08-23 | Production for optical coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS542758A true JPS542758A (en) | 1979-01-10 |
Family
ID=13352804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6771177A Pending JPS542758A (en) | 1977-06-08 | 1977-06-08 | Photo coupling device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS542758A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5420747A (en) * | 1977-07-15 | 1979-02-16 | Hitachi Ltd | Photo coupling element |
| JPS59121002A (en) * | 1982-12-23 | 1984-07-12 | エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン | Mono-mode optical transmission fiber and manufacture thereof |
| US4721353A (en) * | 1985-10-30 | 1988-01-26 | U.S. Philips Corporation | Optical transmission system comprising a monomode optical transmission fibre having a tapered end portion |
| JPS6323106A (en) * | 1987-02-04 | 1988-01-30 | Toshiba Corp | Optical coupler |
| JPH0491311U (en) * | 1990-12-27 | 1992-08-10 | ||
| JPH08122588A (en) * | 1994-10-27 | 1996-05-17 | Nec Corp | Semiconductor light reception module device and production of inner element in this module |
-
1977
- 1977-06-08 JP JP6771177A patent/JPS542758A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5420747A (en) * | 1977-07-15 | 1979-02-16 | Hitachi Ltd | Photo coupling element |
| JPS6122281B2 (en) * | 1977-07-15 | 1986-05-31 | Hitachi Ltd | |
| JPS59121002A (en) * | 1982-12-23 | 1984-07-12 | エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン | Mono-mode optical transmission fiber and manufacture thereof |
| US4671609A (en) * | 1982-12-23 | 1987-06-09 | U.S. Philips Corporation | Coupling monomode optical fiber having a tapered end portion |
| US4721353A (en) * | 1985-10-30 | 1988-01-26 | U.S. Philips Corporation | Optical transmission system comprising a monomode optical transmission fibre having a tapered end portion |
| JPS6323106A (en) * | 1987-02-04 | 1988-01-30 | Toshiba Corp | Optical coupler |
| JPH0491311U (en) * | 1990-12-27 | 1992-08-10 | ||
| JPH08122588A (en) * | 1994-10-27 | 1996-05-17 | Nec Corp | Semiconductor light reception module device and production of inner element in this module |
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