JPS58152070U - Subcarrier automatic switching circuit - Google Patents

Subcarrier automatic switching circuit

Info

Publication number
JPS58152070U
JPS58152070U JP5113682U JP5113682U JPS58152070U JP S58152070 U JPS58152070 U JP S58152070U JP 5113682 U JP5113682 U JP 5113682U JP 5113682 U JP5113682 U JP 5113682U JP S58152070 U JPS58152070 U JP S58152070U
Authority
JP
Japan
Prior art keywords
switching circuit
phase
subcarrier
automatic switching
flip
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
JP5113682U
Other languages
Japanese (ja)
Inventor
富夫 加藤
Original Assignee
シャープ株式会社
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 シャープ株式会社 filed Critical シャープ株式会社
Priority to JP5113682U priority Critical patent/JPS58152070U/en
Publication of JPS58152070U publication Critical patent/JPS58152070U/en
Pending legal-status Critical Current

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Landscapes

  • Processing Of Color Television Signals (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の１実施例のブロック線図である。 １・・・パーストゲート回路、４・・・ＶＣＯ１５ａ。 ５ｂ・・・水晶振動子、６・・・スイッチング回路、７
・・・位相検波器、８・・・フリップフロップ回路。The drawing is a block diagram of one embodiment of the present invention. 1... Burst gate circuit, 4... VCO15a. 5b... Crystal resonator, 6... Switching circuit, 7
...Phase detector, 8...Flip-flop circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＡＰＣループを形成する電圧制御型発振器ＶＣＯに付設
された互いに異なる周波数の振動子と、前記ＶＣＯの発
振位相とバースト信号の位相とを位相検波する位相検波
器と、この位相検波器の出力に基いて動作が制御される
フリップフロップ回路と、このフリップフロップ回路の
出力に基いて前記振動子を適宜切換えるスイッチング回
路とを具備してなる副搬送波自動切換回路。oscillators with different frequencies attached to the voltage-controlled oscillator VCO forming the APC loop, a phase detector for phase-detecting the oscillation phase of the VCO and the phase of the burst signal, and a phase detector based on the output of the phase detector. 1. A subcarrier automatic switching circuit comprising: a flip-flop circuit whose operation is controlled by the flip-flop circuit; and a switching circuit that appropriately switches the vibrator based on the output of the flip-flop circuit.
JP5113682U 1982-04-07 1982-04-07 Subcarrier automatic switching circuit Pending JPS58152070U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5113682U JPS58152070U (en) 1982-04-07 1982-04-07 Subcarrier automatic switching circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5113682U JPS58152070U (en) 1982-04-07 1982-04-07 Subcarrier automatic switching circuit

Publications (1)

Publication Number Publication Date
JPS58152070U true JPS58152070U (en) 1983-10-12

Family

ID=30061880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5113682U Pending JPS58152070U (en) 1982-04-07 1982-04-07 Subcarrier automatic switching circuit

Country Status (1)

Country Link
JP (1) JPS58152070U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60192578U (en) * 1984-05-30 1985-12-20 シャープ株式会社 Subcarrier automatic switching circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765087A (en) * 1980-10-07 1982-04-20 Mitsubishi Electric Corp Color television receiver

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5765087A (en) * 1980-10-07 1982-04-20 Mitsubishi Electric Corp Color television receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60192578U (en) * 1984-05-30 1985-12-20 シャープ株式会社 Subcarrier automatic switching circuit

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