JPS5399820A - Noise elimination circuit - Google Patents
Noise elimination circuitInfo
- Publication number
- JPS5399820A JPS5399820A JP1427477A JP1427477A JPS5399820A JP S5399820 A JPS5399820 A JP S5399820A JP 1427477 A JP1427477 A JP 1427477A JP 1427477 A JP1427477 A JP 1427477A JP S5399820 A JPS5399820 A JP S5399820A
- Authority
- JP
- Japan
- Prior art keywords
- noise
- noise elimination
- elimination circuit
- gray
- peak
- 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
Landscapes
- Picture Signal Circuits (AREA)
Abstract
PURPOSE: The noise is detected which surpasses the peak-to-peak value of the synchronous signal mixed in video signals, and the video signal in the noise period is fixed to a gray level to display the noise elongated to a black-level side in gray, thereby making the noise part inconspicuous.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1427477A JPS5399820A (en) | 1977-02-14 | 1977-02-14 | Noise elimination circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1427477A JPS5399820A (en) | 1977-02-14 | 1977-02-14 | Noise elimination circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5399820A true JPS5399820A (en) | 1978-08-31 |
JPS5722464B2 JPS5722464B2 (en) | 1982-05-13 |
Family
ID=11856496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1427477A Granted JPS5399820A (en) | 1977-02-14 | 1977-02-14 | Noise elimination circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5399820A (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501613A (en) * | 1973-05-07 | 1975-01-09 | ||
JPS5048824A (en) * | 1973-08-31 | 1975-05-01 | ||
JPS5216923A (en) * | 1975-07-30 | 1977-02-08 | Matsushita Electric Ind Co Ltd | Noise suppressor |
-
1977
- 1977-02-14 JP JP1427477A patent/JPS5399820A/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501613A (en) * | 1973-05-07 | 1975-01-09 | ||
JPS5048824A (en) * | 1973-08-31 | 1975-05-01 | ||
JPS5216923A (en) * | 1975-07-30 | 1977-02-08 | Matsushita Electric Ind Co Ltd | Noise suppressor |
Also Published As
Publication number | Publication date |
---|---|
JPS5722464B2 (en) | 1982-05-13 |
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