JPS53138219A - Extraction circuit for vertical synchronizing pulse - Google Patents
Extraction circuit for vertical synchronizing pulseInfo
- Publication number
- JPS53138219A JPS53138219A JP5451877A JP5451877A JPS53138219A JP S53138219 A JPS53138219 A JP S53138219A JP 5451877 A JP5451877 A JP 5451877A JP 5451877 A JP5451877 A JP 5451877A JP S53138219 A JPS53138219 A JP S53138219A
- Authority
- JP
- Japan
- Prior art keywords
- vertical synchronizing
- extraction circuit
- synchronizing pulse
- collectors
- transistors
- 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
- Processing Of Color Television Signals (AREA)
- Synchronizing For Television (AREA)
Abstract
PURPOSE: To extract vertical synchronizing pulses accurately, by making one of two transistors, whose emitters and collectors are connected in parallel, conductive while applying a flyback pulse to the base of the transistor.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5451877A JPS53138219A (en) | 1977-05-09 | 1977-05-09 | Extraction circuit for vertical synchronizing pulse |
GB18330/78A GB1582817A (en) | 1977-05-09 | 1978-05-08 | Line sampling circuit for television receiver |
CA302,869A CA1105609A (en) | 1977-05-09 | 1978-05-08 | Line sampling circuit for television receiver |
US05/904,448 US4172262A (en) | 1977-05-09 | 1978-05-09 | Line sampling circuit for television receiver |
FR7813740A FR2390867A1 (en) | 1977-05-09 | 1978-05-09 | LINE SAMPLING CIRCUIT FOR A TELEVISION RECEIVER |
DE2820242A DE2820242C2 (en) | 1977-05-09 | 1978-05-09 | Line selection circuit for a television receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5451877A JPS53138219A (en) | 1977-05-09 | 1977-05-09 | Extraction circuit for vertical synchronizing pulse |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53138219A true JPS53138219A (en) | 1978-12-02 |
JPS5759982B2 JPS5759982B2 (en) | 1982-12-17 |
Family
ID=12972859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5451877A Granted JPS53138219A (en) | 1977-05-09 | 1977-05-09 | Extraction circuit for vertical synchronizing pulse |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53138219A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57173266A (en) * | 1981-03-12 | 1982-10-25 | Philips Nv | Field synchronization signal tripping circuit |
-
1977
- 1977-05-09 JP JP5451877A patent/JPS53138219A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57173266A (en) * | 1981-03-12 | 1982-10-25 | Philips Nv | Field synchronization signal tripping circuit |
JPH0325983B2 (en) * | 1981-03-12 | 1991-04-09 | Fuiritsupusu Furuuiranpenfuaburiken Nv |
Also Published As
Publication number | Publication date |
---|---|
JPS5759982B2 (en) | 1982-12-17 |
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