JPS4890248A - - Google Patents
Info
- Publication number
- JPS4890248A JPS4890248A JP47020722A JP2072272A JPS4890248A JP S4890248 A JPS4890248 A JP S4890248A JP 47020722 A JP47020722 A JP 47020722A JP 2072272 A JP2072272 A JP 2072272A JP S4890248 A JPS4890248 A JP S4890248A
- Authority
- JP
- Japan
- 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.)
- Granted
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47020722A JPS5250543B2 (en:Method) | 1972-02-28 | 1972-02-28 | |
| US05/334,597 US3947087A (en) | 1972-02-28 | 1973-02-22 | Thin film optical transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47020722A JPS5250543B2 (en:Method) | 1972-02-28 | 1972-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4890248A true JPS4890248A (en:Method) | 1973-11-24 |
| JPS5250543B2 JPS5250543B2 (en:Method) | 1977-12-24 |
Family
ID=12035046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47020722A Expired JPS5250543B2 (en:Method) | 1972-02-28 | 1972-02-28 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3947087A (en:Method) |
| JP (1) | JPS5250543B2 (en:Method) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51135547A (en) * | 1975-05-20 | 1976-11-24 | Nippon Telegr & Teleph Corp <Ntt> | Optical waveguide path |
| JPS6065702U (ja) * | 1984-09-13 | 1985-05-10 | 日本電気株式会社 | 薄膜光回路 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2435415A1 (de) * | 1974-07-23 | 1976-02-05 | Siemens Ag | Anordnung zur direkten umwandlung magnetisch gespeicherter informationen in optische signale |
| US4329016A (en) * | 1978-06-01 | 1982-05-11 | Hughes Aircraft Company | Optical waveguide formed by diffusing metal into substrate |
| US4448524A (en) * | 1980-02-11 | 1984-05-15 | Bell Telephone Laboratories, Incorporated | Reflective containment of electromagnetic radiation in matrix isolation thin films |
| US4480184A (en) * | 1982-03-16 | 1984-10-30 | Burroughs Corporation | Molded optical waveguide switching apparatus |
| JPS5915225A (ja) * | 1982-07-15 | 1984-01-26 | Omron Tateisi Electronics Co | 光スイツチ |
| JPS6247838U (en:Method) * | 1985-09-12 | 1987-03-24 | ||
| GB8522704D0 (en) * | 1985-09-13 | 1985-10-16 | British Telecomm | Optical waveguide devices |
| GB2191603A (en) * | 1986-06-13 | 1987-12-16 | Northern Telecom Ltd | Optical conductor having at least three layers |
| US5039190A (en) * | 1990-09-07 | 1991-08-13 | At&T Bell Laboratories | Apparatus comprising an optical gain device, and method of producing the device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3465159A (en) * | 1966-06-27 | 1969-09-02 | Us Army | Light amplifying device |
| US3537020A (en) * | 1968-06-17 | 1970-10-27 | North American Rockwell | Optical parametric device |
| US3660673A (en) * | 1970-04-16 | 1972-05-02 | North American Rockwell | Optical parametric device |
| US3795434A (en) * | 1972-07-20 | 1974-03-05 | Ibm | Grating guides for optical surface waves |
-
1972
- 1972-02-28 JP JP47020722A patent/JPS5250543B2/ja not_active Expired
-
1973
- 1973-02-22 US US05/334,597 patent/US3947087A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51135547A (en) * | 1975-05-20 | 1976-11-24 | Nippon Telegr & Teleph Corp <Ntt> | Optical waveguide path |
| JPS6065702U (ja) * | 1984-09-13 | 1985-05-10 | 日本電気株式会社 | 薄膜光回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5250543B2 (en:Method) | 1977-12-24 |
| US3947087A (en) | 1976-03-30 |