JPH0348898U - - Google Patents
Info
- Publication number
- JPH0348898U JPH0348898U JP11009689U JP11009689U JPH0348898U JP H0348898 U JPH0348898 U JP H0348898U JP 11009689 U JP11009689 U JP 11009689U JP 11009689 U JP11009689 U JP 11009689U JP H0348898 U JPH0348898 U JP H0348898U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- dimming
- external light
- level
- pulse signal
- 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
- 238000010586 diagram Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11009689U JPH0348898U (enExample) | 1989-09-20 | 1989-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11009689U JPH0348898U (enExample) | 1989-09-20 | 1989-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0348898U true JPH0348898U (enExample) | 1991-05-10 |
Family
ID=31658648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11009689U Pending JPH0348898U (enExample) | 1989-09-20 | 1989-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348898U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5743393A (en) * | 1980-08-29 | 1982-03-11 | Ichikoh Industries Ltd | Automatic step dimmer |
| JPS61198022A (ja) * | 1985-02-28 | 1986-09-02 | Yokogawa Electric Corp | 表示部分輝度制御装置 |
-
1989
- 1989-09-20 JP JP11009689U patent/JPH0348898U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5743393A (en) * | 1980-08-29 | 1982-03-11 | Ichikoh Industries Ltd | Automatic step dimmer |
| JPS61198022A (ja) * | 1985-02-28 | 1986-09-02 | Yokogawa Electric Corp | 表示部分輝度制御装置 |