JPS5742254B2 - - Google Patents
Info
- Publication number
- JPS5742254B2 JPS5742254B2 JP53154195A JP15419578A JPS5742254B2 JP S5742254 B2 JPS5742254 B2 JP S5742254B2 JP 53154195 A JP53154195 A JP 53154195A JP 15419578 A JP15419578 A JP 15419578A JP S5742254 B2 JPS5742254 B2 JP S5742254B2
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15419578A JPS5591243A (en) | 1978-12-15 | 1978-12-15 | Two-way optical communication circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15419578A JPS5591243A (en) | 1978-12-15 | 1978-12-15 | Two-way optical communication circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5591243A JPS5591243A (en) | 1980-07-10 |
| JPS5742254B2 true JPS5742254B2 (de) | 1982-09-08 |
Family
ID=15578906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15419578A Granted JPS5591243A (en) | 1978-12-15 | 1978-12-15 | Two-way optical communication circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5591243A (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628538A (en) * | 1979-08-17 | 1981-03-20 | Nec Corp | Optical multiplex transmission system |
| FR2512620B2 (fr) * | 1981-02-13 | 1988-02-05 | France Etat | Concentrateur-distributeur optique matriciel |
| JPS58146214U (ja) * | 1982-03-27 | 1983-10-01 | 第一電工株式会社 | 光通信用の光電変換装置 |
| FR2549243B1 (fr) * | 1983-06-24 | 1986-01-10 | Lyonnaise Transmiss Optiques | Coupleur directif a composants associes pour ondes lumineuses |
| JPS60153011A (ja) * | 1984-01-20 | 1985-08-12 | Yamatake Honeywell Co Ltd | 発光および受光モジユ−ル |
| US4765706A (en) * | 1986-07-29 | 1988-08-23 | American Telephone And Telegraph Co., At&T Bell Labs. | Optical communications system including a directional coupler |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4966204A (de) * | 1972-10-31 | 1974-06-27 | ||
| JPS50106140A (de) * | 1974-01-28 | 1975-08-21 | ||
| JPS5178257A (de) * | 1974-11-29 | 1976-07-07 | Siemens Ag | |
| JPS51113505A (en) * | 1975-03-31 | 1976-10-06 | Nippon Serufuotsuku Kk | Multiplex optical fiber communication equipment |
-
1978
- 1978-12-15 JP JP15419578A patent/JPS5591243A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4966204A (de) * | 1972-10-31 | 1974-06-27 | ||
| JPS50106140A (de) * | 1974-01-28 | 1975-08-21 | ||
| JPS5178257A (de) * | 1974-11-29 | 1976-07-07 | Siemens Ag | |
| JPS51113505A (en) * | 1975-03-31 | 1976-10-06 | Nippon Serufuotsuku Kk | Multiplex optical fiber communication equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5591243A (en) | 1980-07-10 |