JPS6017050U - optical transmitter - Google Patents
optical transmitterInfo
- Publication number
- JPS6017050U JPS6017050U JP1984083485U JP8348584U JPS6017050U JP S6017050 U JPS6017050 U JP S6017050U JP 1984083485 U JP1984083485 U JP 1984083485U JP 8348584 U JP8348584 U JP 8348584U JP S6017050 U JPS6017050 U JP S6017050U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- amount
- emitting element
- light emitting
- 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.)
- Granted
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図は従来の光伝送方式の説明図、第2図は本考案の
第1実施例の構成を示す図である。
LEM・・・・・・発光素子、LC・・・・・・電流源
、LTX・・・・・・光送信装置、OF、OFl、OF
2・・・・・・光ファイバ、LRX l 、 LRX2
、、・・・・・・LRXn・・・・・・光受信装置、
DVC・・・・・・分岐結合器、LDT・・・・・・光
量検出回路。FIG. 1 is an explanatory diagram of a conventional optical transmission system, and FIG. 2 is a diagram showing the configuration of a first embodiment of the present invention. LEM...Light emitting element, LC...Current source, LTX...Light transmitter, OF, OFl, OF
2...Optical fiber, LRXl, LRX2
,,...LRXn... Optical receiver,
DVC... Branch coupler, LDT... Light amount detection circuit.
Claims (1)
により接続された複数の光受信装置に光信号を送出する
発光素子と、最遠端に接続された上記光受信装置で受信
された光量に関する情報を検出する光量検出回路と、該
光量検出回路からの出力に基づき、上記最遠端の光受信
装置で受信される光量が一定値となるように上記発光素
子の発光量を制御する駆動回路とを有することを特徴と
する光送信装置。A light emitting element that sends an optical signal to a plurality of optical receivers connected in a unidirectional branch format using a branch coupler to one optical fiber, and a light emitting element that sends an optical signal to the optical receiver connected to the farthest end. A light amount detection circuit that detects information regarding the amount of light; and based on the output from the light amount detection circuit, the amount of light emitted by the light emitting element is controlled so that the amount of light received by the farthest optical receiving device is a constant value. An optical transmitter comprising: a drive circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984083485U JPS6017050U (en) | 1984-06-05 | 1984-06-05 | optical transmitter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984083485U JPS6017050U (en) | 1984-06-05 | 1984-06-05 | optical transmitter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6017050U true JPS6017050U (en) | 1985-02-05 |
JPS62288Y2 JPS62288Y2 (en) | 1987-01-07 |
Family
ID=30213438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984083485U Granted JPS6017050U (en) | 1984-06-05 | 1984-06-05 | optical transmitter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6017050U (en) |
-
1984
- 1984-06-05 JP JP1984083485U patent/JPS6017050U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS62288Y2 (en) | 1987-01-07 |
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