JPS631366U - - Google Patents
Info
- Publication number
- JPS631366U JPS631366U JP9252486U JP9252486U JPS631366U JP S631366 U JPS631366 U JP S631366U JP 9252486 U JP9252486 U JP 9252486U JP 9252486 U JP9252486 U JP 9252486U JP S631366 U JPS631366 U JP S631366U
- Authority
- JP
- Japan
- Prior art keywords
- output
- laser diode
- generates
- controlling
- light output
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図…この考案の実施例の回路図、第２図…
その各部の動作波形図、第３図…従来装置の回路
図。
Figure 1...Circuit diagram of an embodiment of this invention, Figure 2...
FIG. 3 is a circuit diagram of the conventional device.
Claims (1)
する光検出手段と、光検出手段の出力のピーク値
をホールドするピークホールド手段と、ピークホ
ールド手段の出力と基準電圧との差に応じた出力
を発生する比較手段と、比較手段の出力によりレ
ーザダイオードの光出力を制御する制御手段とを
備えたことを特徴とするレーザダイオードの光出
力制御回路。 A photodetection means that generates an output according to the optical output of the laser diode, a peak hold means that holds the peak value of the output of the photodetection means, and an output that generates an output according to the difference between the output of the peak hold means and a reference voltage. What is claimed is: 1. A light output control circuit for a laser diode, comprising a comparison means for controlling the light output of the laser diode, and a control means for controlling the light output of the laser diode based on the output of the comparison means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9252486U JPS631366U (en) | 1986-06-19 | 1986-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9252486U JPS631366U (en) | 1986-06-19 | 1986-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS631366U true JPS631366U (en) | 1988-01-07 |
Family
ID=30954309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9252486U Pending JPS631366U (en) | 1986-06-19 | 1986-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02124606U (en) * | 1989-03-27 | 1990-10-15 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5874089A (en) * | 1981-10-29 | 1983-05-04 | Ricoh Co Ltd | Control system for semiconductor laser output |
-
1986
- 1986-06-19 JP JP9252486U patent/JPS631366U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5874089A (en) * | 1981-10-29 | 1983-05-04 | Ricoh Co Ltd | Control system for semiconductor laser output |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02124606U (en) * | 1989-03-27 | 1990-10-15 |