JPH02122463U - - Google Patents
Info
- Publication number
- JPH02122463U JPH02122463U JP3152189U JP3152189U JPH02122463U JP H02122463 U JPH02122463 U JP H02122463U JP 3152189 U JP3152189 U JP 3152189U JP 3152189 U JP3152189 U JP 3152189U JP H02122463 U JPH02122463 U JP H02122463U
- Authority
- JP
- Japan
- Prior art keywords
- output
- comparing
- voltage
- generating
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031521U JPH0751802Y2 (ja) | 1989-03-20 | 1989-03-20 | Ｌｄバイアスアラーム回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031521U JPH0751802Y2 (ja) | 1989-03-20 | 1989-03-20 | Ｌｄバイアスアラーム回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02122463U true JPH02122463U (mo) | 1990-10-08 |
| JPH0751802Y2 JPH0751802Y2 (ja) | 1995-11-22 |
Family
ID=31257431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989031521U Expired - Lifetime JPH0751802Y2 (ja) | 1989-03-20 | 1989-03-20 | Ｌｄバイアスアラーム回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0751802Y2 (mo) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56153786A (en) * | 1980-04-30 | 1981-11-27 | Sumitomo Electric Ind Ltd | Monitoring circuit for bias current of laser-diode |
| JPS609184A (ja) * | 1983-06-29 | 1985-01-18 | Fujitsu Ltd | 過バイアス電流検出回路 |
-
1989
- 1989-03-20 JP JP1989031521U patent/JPH0751802Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56153786A (en) * | 1980-04-30 | 1981-11-27 | Sumitomo Electric Ind Ltd | Monitoring circuit for bias current of laser-diode |
| JPS609184A (ja) * | 1983-06-29 | 1985-01-18 | Fujitsu Ltd | 過バイアス電流検出回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0751802Y2 (ja) | 1995-11-22 |