JPS52147920A - Signal processing circuit - Google Patents
Signal processing circuitInfo
- Publication number
- JPS52147920A JPS52147920A JP6503076A JP6503076A JPS52147920A JP S52147920 A JPS52147920 A JP S52147920A JP 6503076 A JP6503076 A JP 6503076A JP 6503076 A JP6503076 A JP 6503076A JP S52147920 A JPS52147920 A JP S52147920A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- signal processing
- processing circuit
- video signal
- vertical synchronous
- 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
Abstract
PURPOSE: To prevent the deterioration of vertical synchronous signal contained in the video signal by sampling the vertical synchronous signal from the reproduction video signal under normal traveling to produce a false vertical synchronous signal and by inserting or piling the false vertical signal in place of the reproduced video signal.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6503076A JPS52147920A (en) | 1976-06-02 | 1976-06-02 | Signal processing circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6503076A JPS52147920A (en) | 1976-06-02 | 1976-06-02 | Signal processing circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52147920A true JPS52147920A (en) | 1977-12-08 |
Family
ID=13275161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6503076A Pending JPS52147920A (en) | 1976-06-02 | 1976-06-02 | Signal processing circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52147920A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55107388A (en) * | 1979-02-13 | 1980-08-18 | Olympus Optical Co Ltd | Synchronizing signal separation system |
JPS5643883A (en) * | 1979-09-17 | 1981-04-22 | Matsushita Electric Ind Co Ltd | Magnetic image recording and reproducing device |
JPS6024789A (en) * | 1983-07-19 | 1985-02-07 | Matsushita Electric Ind Co Ltd | Vertical synchronism protector |
JPS6177481A (en) * | 1984-09-25 | 1986-04-21 | Pioneer Electronic Corp | Disk scanner |
-
1976
- 1976-06-02 JP JP6503076A patent/JPS52147920A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55107388A (en) * | 1979-02-13 | 1980-08-18 | Olympus Optical Co Ltd | Synchronizing signal separation system |
JPS5643883A (en) * | 1979-09-17 | 1981-04-22 | Matsushita Electric Ind Co Ltd | Magnetic image recording and reproducing device |
JPS6261196B2 (en) * | 1979-09-17 | 1987-12-19 | Matsushita Electric Ind Co Ltd | |
JPS6024789A (en) * | 1983-07-19 | 1985-02-07 | Matsushita Electric Ind Co Ltd | Vertical synchronism protector |
JPH026272B2 (en) * | 1983-07-19 | 1990-02-08 | Matsushita Electric Ind Co Ltd | |
JPS6177481A (en) * | 1984-09-25 | 1986-04-21 | Pioneer Electronic Corp | Disk scanner |
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