JPS61295683A - 半導体レ−ザ駆動電流のモニタ回路 - Google Patents
半導体レ−ザ駆動電流のモニタ回路Info
- Publication number
- JPS61295683A JPS61295683A JP60138180A JP13818085A JPS61295683A JP S61295683 A JPS61295683 A JP S61295683A JP 60138180 A JP60138180 A JP 60138180A JP 13818085 A JP13818085 A JP 13818085A JP S61295683 A JPS61295683 A JP S61295683A
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- transistor
- current
- driving
- bias current
- 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
- 239000004065 semiconductor Substances 0.000 title claims abstract description 70
- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 238000010276 construction Methods 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Semiconductor Lasers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60138180A JPS61295683A (ja) | 1985-06-25 | 1985-06-25 | 半導体レ−ザ駆動電流のモニタ回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60138180A JPS61295683A (ja) | 1985-06-25 | 1985-06-25 | 半導体レ−ザ駆動電流のモニタ回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61295683A true JPS61295683A (ja) | 1986-12-26 |
| JPH0466115B2 JPH0466115B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-22 |
Family
ID=15215920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60138180A Granted JPS61295683A (ja) | 1985-06-25 | 1985-06-25 | 半導体レ−ザ駆動電流のモニタ回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61295683A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04209582A (ja) * | 1990-12-04 | 1992-07-30 | Mitsubishi Electric Corp | 発光素子駆動回路 |
-
1985
- 1985-06-25 JP JP60138180A patent/JPS61295683A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04209582A (ja) * | 1990-12-04 | 1992-07-30 | Mitsubishi Electric Corp | 発光素子駆動回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0466115B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-22 |