JPS63121975U - - Google Patents
Info
- Publication number
- JPS63121975U JPS63121975U JP1145687U JP1145687U JPS63121975U JP S63121975 U JPS63121975 U JP S63121975U JP 1145687 U JP1145687 U JP 1145687U JP 1145687 U JP1145687 U JP 1145687U JP S63121975 U JPS63121975 U JP S63121975U
- Authority
- JP
- Japan
- Prior art keywords
- contrast
- video signal
- detected
- agc voltage
- circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Picture Signal Circuits (AREA)
- Television Receiver Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1145687U JPS63121975U (OSRAM) | 1987-01-30 | 1987-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1145687U JPS63121975U (OSRAM) | 1987-01-30 | 1987-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63121975U true JPS63121975U (OSRAM) | 1988-08-08 |
Family
ID=30798692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1145687U Pending JPS63121975U (OSRAM) | 1987-01-30 | 1987-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63121975U (OSRAM) |
-
1987
- 1987-01-30 JP JP1145687U patent/JPS63121975U/ja active Pending
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