JPH0235507B2 - - Google Patents
Info
- Publication number
- JPH0235507B2 JPH0235507B2 JP55180211A JP18021180A JPH0235507B2 JP H0235507 B2 JPH0235507 B2 JP H0235507B2 JP 55180211 A JP55180211 A JP 55180211A JP 18021180 A JP18021180 A JP 18021180A JP H0235507 B2 JPH0235507 B2 JP H0235507B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- transistor
- video signal
- contour correction
- base
- 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
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55180211A JPS57104381A (en) | 1980-12-19 | 1980-12-19 | Noise compression circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55180211A JPS57104381A (en) | 1980-12-19 | 1980-12-19 | Noise compression circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57104381A JPS57104381A (en) | 1982-06-29 |
| JPH0235507B2 true JPH0235507B2 (US20100012521A1-20100121-C00001.png) | 1990-08-10 |
Family
ID=16079334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55180211A Granted JPS57104381A (en) | 1980-12-19 | 1980-12-19 | Noise compression circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57104381A (US20100012521A1-20100121-C00001.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63250283A (ja) * | 1987-04-06 | 1988-10-18 | Nippon Tv Housoumou Kk | テレビジヨン放送方式 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51114018A (en) * | 1975-03-31 | 1976-10-07 | Matsushita Electric Ind Co Ltd | Aperture compensation circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56142175U (US20100012521A1-20100121-C00001.png) * | 1980-03-26 | 1981-10-27 |
-
1980
- 1980-12-19 JP JP55180211A patent/JPS57104381A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51114018A (en) * | 1975-03-31 | 1976-10-07 | Matsushita Electric Ind Co Ltd | Aperture compensation circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57104381A (en) | 1982-06-29 |
