JPS5277520A - Automatic frequency control circuit - Google Patents

Automatic frequency control circuit

Info

Publication number
JPS5277520A
JPS5277520A JP50154179A JP15417975A JPS5277520A JP S5277520 A JPS5277520 A JP S5277520A JP 50154179 A JP50154179 A JP 50154179A JP 15417975 A JP15417975 A JP 15417975A JP S5277520 A JPS5277520 A JP S5277520A
Authority
JP
Japan
Prior art keywords
control circuit
frequency control
automatic frequency
lead
malfunction
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
JP50154179A
Other languages
Japanese (ja)
Inventor
Mitsuya Masuda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50154179A priority Critical patent/JPS5277520A/en
Publication of JPS5277520A publication Critical patent/JPS5277520A/en
Pending legal-status Critical Current

Links

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Television Receiver Circuits (AREA)

Abstract

PURPOSE: To enlarge lead-in range as well as to eliminate malfunction when no synchronous signal exists, by defeating AFC instantaneously and by releasing local oscillator from malfunction lead-in.
COPYRIGHT: (C)1977,JPO&Japio
JP50154179A 1975-12-23 1975-12-23 Automatic frequency control circuit Pending JPS5277520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50154179A JPS5277520A (en) 1975-12-23 1975-12-23 Automatic frequency control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50154179A JPS5277520A (en) 1975-12-23 1975-12-23 Automatic frequency control circuit

Publications (1)

Publication Number Publication Date
JPS5277520A true JPS5277520A (en) 1977-06-30

Family

ID=15578551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50154179A Pending JPS5277520A (en) 1975-12-23 1975-12-23 Automatic frequency control circuit

Country Status (1)

Country Link
JP (1) JPS5277520A (en)

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