JPS5423317A - Automatic frequency control circuit - Google Patents

Automatic frequency control circuit

Info

Publication number
JPS5423317A
JPS5423317A JP8949277A JP8949277A JPS5423317A JP S5423317 A JPS5423317 A JP S5423317A JP 8949277 A JP8949277 A JP 8949277A JP 8949277 A JP8949277 A JP 8949277A JP S5423317 A JPS5423317 A JP S5423317A
Authority
JP
Japan
Prior art keywords
control circuit
frequency control
automatic frequency
switching transistor
emitter
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
Application number
JP8949277A
Other languages
Japanese (ja)
Inventor
Junji Sakamoto
Norio Imaizumi
Tatsuhiro Suzuki
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.)
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Original Assignee
Tokyo Sanyo Electric Co Ltd
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 Tokyo Sanyo Electric Co Ltd, Sanyo Electric Co Ltd filed Critical Tokyo Sanyo Electric Co Ltd
Priority to JP8949277A priority Critical patent/JPS5423317A/en
Publication of JPS5423317A publication Critical patent/JPS5423317A/en
Pending legal-status Critical Current

Links

Landscapes

  • Synchronizing For Television (AREA)

Abstract

PURPOSE: To improve noise resistance in a horizontal scanning interval, by turning off a switching transistor in the horizontal period by controlling the emitter of the switching transistor.
COPYRIGHT: (C)1979,JPO&Japio
JP8949277A 1977-07-22 1977-07-22 Automatic frequency control circuit Pending JPS5423317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8949277A JPS5423317A (en) 1977-07-22 1977-07-22 Automatic frequency control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8949277A JPS5423317A (en) 1977-07-22 1977-07-22 Automatic frequency control circuit

Publications (1)

Publication Number Publication Date
JPS5423317A true JPS5423317A (en) 1979-02-21

Family

ID=13972240

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8949277A Pending JPS5423317A (en) 1977-07-22 1977-07-22 Automatic frequency control circuit

Country Status (1)

Country Link
JP (1) JPS5423317A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830281A (en) * 1981-08-18 1983-02-22 Matsushita Electric Ind Co Ltd Horizontal afc circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4996621A (en) * 1973-01-16 1974-09-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4996621A (en) * 1973-01-16 1974-09-12

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830281A (en) * 1981-08-18 1983-02-22 Matsushita Electric Ind Co Ltd Horizontal afc circuit
JPH0362071B2 (en) * 1981-08-18 1991-09-24 Matsushita Electric Ind Co Ltd

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