JPS5292424A - Aft circuit - Google Patents

Aft circuit

Info

Publication number
JPS5292424A
JPS5292424A JP15720775A JP15720775A JPS5292424A JP S5292424 A JPS5292424 A JP S5292424A JP 15720775 A JP15720775 A JP 15720775A JP 15720775 A JP15720775 A JP 15720775A JP S5292424 A JPS5292424 A JP S5292424A
Authority
JP
Japan
Prior art keywords
aft circuit
comparison
extended
average value
controlling
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
JP15720775A
Other languages
Japanese (ja)
Inventor
Katsuo Isono
Koji Morita
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP15720775A priority Critical patent/JPS5292424A/en
Priority to GB53562/76A priority patent/GB1536040A/en
Priority to CA268,509A priority patent/CA1064580A/en
Priority to AU20849/76A priority patent/AU505065B2/en
Priority to US05/754,167 priority patent/US4121254A/en
Priority to NL7614452A priority patent/NL7614452A/en
Priority to FR7639162A priority patent/FR2336830A1/en
Priority to DE19762659051 priority patent/DE2659051A1/en
Publication of JPS5292424A publication Critical patent/JPS5292424A/en
Pending legal-status Critical Current

Links

Landscapes

  • Television Receiver Circuits (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)

Abstract

PURPOSE: To enable AFT operation with broad band in which the drawing range is extended, by controlling the reception signal thru the detection signal obtained from the comparison between the average value of the detecting output and the basic level.
COPYRIGHT: (C)1977,JPO&Japio
JP15720775A 1975-12-26 1975-12-26 Aft circuit Pending JPS5292424A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP15720775A JPS5292424A (en) 1975-12-26 1975-12-26 Aft circuit
GB53562/76A GB1536040A (en) 1975-12-26 1976-12-22 Automatic fine tuning circuit
CA268,509A CA1064580A (en) 1975-12-26 1976-12-22 Automatic fine tuning circuit
AU20849/76A AU505065B2 (en) 1975-12-26 1976-12-23 Automatic fine tuning circuit
US05/754,167 US4121254A (en) 1975-12-26 1976-12-27 Automatic fine tuning circuit
NL7614452A NL7614452A (en) 1975-12-26 1976-12-27 GEARBOX FOR AUTOMATIC FINE TUNING.
FR7639162A FR2336830A1 (en) 1975-12-26 1976-12-27 AUTOMATIC END OF THE TUNING FREQUENCY CIRCUIT OF A TELEVISION RECEIVER
DE19762659051 DE2659051A1 (en) 1975-12-26 1976-12-27 SELF-TUNING SWITCH FOR REGULATING THE TUNER FREQUENCY TUNING OF TELEVISION RECEIVERS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15720775A JPS5292424A (en) 1975-12-26 1975-12-26 Aft circuit

Publications (1)

Publication Number Publication Date
JPS5292424A true JPS5292424A (en) 1977-08-03

Family

ID=15644536

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15720775A Pending JPS5292424A (en) 1975-12-26 1975-12-26 Aft circuit

Country Status (1)

Country Link
JP (1) JPS5292424A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5481488U (en) * 1977-11-21 1979-06-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5481488U (en) * 1977-11-21 1979-06-09
JPS5718692Y2 (en) * 1977-11-21 1982-04-19

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