JPS53138219A - Extraction circuit for vertical synchronizing pulse - Google Patents

Extraction circuit for vertical synchronizing pulse

Info

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
Application number
JP5451877A
Other languages
Japanese (ja)
Other versions
JPS5759982B2 (en
Inventor
Nobukazu Hosoya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP5451877A priority Critical patent/JPS53138219A/en
Priority to GB18330/78A priority patent/GB1582817A/en
Priority to CA302,869A priority patent/CA1105609A/en
Priority to US05/904,448 priority patent/US4172262A/en
Priority to FR7813740A priority patent/FR2390867A1/en
Priority to DE2820242A priority patent/DE2820242C2/en
Publication of JPS53138219A publication Critical patent/JPS53138219A/en
Publication of JPS5759982B2 publication Critical patent/JPS5759982B2/ja
Granted legal-status Critical Current

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
JP5451877A 1977-05-09 1977-05-09 Extraction circuit for vertical synchronizing pulse Granted JPS53138219A (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173266A (en) * 1981-03-12 1982-10-25 Philips Nv Field synchronization signal tripping circuit

Cited By (2)

* Cited by examiner, † Cited by third party
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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