JPS5936642U - optical transmitter - Google Patents
optical transmitterInfo
- Publication number
- JPS5936642U JPS5936642U JP1982129775U JP12977582U JPS5936642U JP S5936642 U JPS5936642 U JP S5936642U JP 1982129775 U JP1982129775 U JP 1982129775U JP 12977582 U JP12977582 U JP 12977582U JP S5936642 U JPS5936642 U JP S5936642U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- optical transmitter
- transmitter
- delay circuit
- directional coupler
- 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
Landscapes
- Optical Communication System (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の光送信装置を用いた光伝送システムを示
すブロック図、第２図は本考案の原理を説明するための
石英ガラスの屈折率対波長特性を示す特性図、第３図は
本考案の光送信装置を用いた光伝送システムを示すブロ
ック図である。
１・・・・・・ＰＣＭ入力端子、２，３・・・・・・光
送信器、１４０・・・・・光方向性結合器、５・・・・
・・光ファイバー、６・・・・・・光受信器、７・・・
・・・ＰＣＭ出力端子、１０・・・・・・遅延回路。Fig. 1 is a block diagram showing an optical transmission system using a conventional optical transmitter, Fig. 2 is a characteristic diagram showing the refractive index versus wavelength characteristic of quartz glass to explain the principle of the present invention, and Fig. 3 is a characteristic diagram showing the refractive index versus wavelength characteristic of quartz glass. FIG. 1 is a block diagram showing an optical transmission system using the optical transmitter of the present invention. 1... PCM input terminal, 2, 3... Optical transmitter, 140... Optical directional coupler, 5...
...Optical fiber, 6... Optical receiver, 7...
...PCM output terminal, 10...Delay circuit.
Claims (1)
の各出力信号を光方向性結合器により合成して光伝送路
に送出する光送信装置において、発振波長の長い半導体
レーザを用いた光送信器側に遅延回路を挿入したことを
特徴とする光送信装置。[Claims for Utility Model Registration] In an optical transmitting device that combines output signals from at least two optical transmitters using semiconductor devices using an optical directional coupler and sends the combined signals to an optical transmission line, An optical transmitter characterized in that a delay circuit is inserted into an optical transmitter using a semiconductor laser with a long wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982129775U JPS5936642U (en) | 1982-08-30 | 1982-08-30 | optical transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982129775U JPS5936642U (en) | 1982-08-30 | 1982-08-30 | optical transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5936642U true JPS5936642U (en) | 1984-03-07 |
Family
ID=30293938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982129775U Pending JPS5936642U (en) | 1982-08-30 | 1982-08-30 | optical transmitter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5936642U (en) |
-
1982
- 1982-08-30 JP JP1982129775U patent/JPS5936642U/en active Pending
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