JPH0516708B2 - - Google Patents
Info
- Publication number
- JPH0516708B2 JPH0516708B2 JP59010048A JP1004884A JPH0516708B2 JP H0516708 B2 JPH0516708 B2 JP H0516708B2 JP 59010048 A JP59010048 A JP 59010048A JP 1004884 A JP1004884 A JP 1004884A JP H0516708 B2 JPH0516708 B2 JP H0516708B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- limiter
- video signal
- level
- 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.)
- Expired - Lifetime
Links
- 238000000605 extraction Methods 0.000 claims description 16
- 239000000284 extract Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 32
- 230000000694 effects Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 12
- 230000006866 deterioration Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Picture Signal Circuits (AREA)
- Television Signal Processing For Recording (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59010048A JPS60154780A (ja) | 1984-01-25 | 1984-01-25 | 映像信号処理回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59010048A JPS60154780A (ja) | 1984-01-25 | 1984-01-25 | 映像信号処理回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60154780A JPS60154780A (ja) | 1985-08-14 |
| JPH0516708B2 true JPH0516708B2 (fi) | 1993-03-05 |
Family
ID=11739511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59010048A Granted JPS60154780A (ja) | 1984-01-25 | 1984-01-25 | 映像信号処理回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60154780A (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61121574A (ja) * | 1984-11-19 | 1986-06-09 | Hitachi Ltd | ビデオ信号処理回路 |
| JP3094339B2 (ja) * | 1990-07-20 | 2000-10-03 | 松下電器産業株式会社 | 輝度信号ノイズ抑圧装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58223973A (ja) * | 1982-06-22 | 1983-12-26 | Victor Co Of Japan Ltd | ノイズリダクシヨン回路 |
-
1984
- 1984-01-25 JP JP59010048A patent/JPS60154780A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58223973A (ja) * | 1982-06-22 | 1983-12-26 | Victor Co Of Japan Ltd | ノイズリダクシヨン回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60154780A (ja) | 1985-08-14 |
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