JPS596372U - Burst re-input circuit - Google Patents

Burst re-input circuit

Info

Publication number
JPS596372U
JPS596372U JP10225382U JP10225382U JPS596372U JP S596372 U JPS596372 U JP S596372U JP 10225382 U JP10225382 U JP 10225382U JP 10225382 U JP10225382 U JP 10225382U JP S596372 U JPS596372 U JP S596372U
Authority
JP
Japan
Prior art keywords
burst
signal
switching
reinsertion
output
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
JP10225382U
Other languages
Japanese (ja)
Inventor
憲明 南
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 JP10225382U priority Critical patent/JPS596372U/en
Publication of JPS596372U publication Critical patent/JPS596372U/en
Pending legal-status Critical Current

Links

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 drawings]

第１図は従来のバースト再挿入回路のブロック図、第２
図はバースト信号とパイロットバーストとの位相関係を
示す図、第３図は本考案の一実施例におけるバースト再
挿入回路のブロック図である。 主な図番の説明、Ｓｌ、　Ｓ２．　Ｓ３・・・第１、第
２及び第３スイツチ、５・・・ＡＦＣ検波回路、６・・
・ＶＣＯ。 ７・・・ループフィルタ、１１・・・パーストゲート回
路。Figure 1 is a block diagram of a conventional burst reinsertion circuit, and Figure 2 is a block diagram of a conventional burst reinsertion circuit.
This figure shows the phase relationship between a burst signal and a pilot burst, and FIG. 3 is a block diagram of a burst reinsertion circuit in one embodiment of the present invention. Explanation of main figure numbers, Sl, S2. S3...first, second and third switches, 5...AFC detection circuit, 6...
・VCO. 7... Loop filter, 11... Burst gate circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＰＡＬテレビジョン信号を記録再生するビデオテープレ
コーダにおいて、再生色信号或いは該再生色信号をＩＨ
遅延した信号を切換えて出力する第１切換手段と、ＩＨ
毎の位相順序が正しい再挿入用バースト信号を作成する
手段と、該再挿入用バースト信号を、前記第１切換手段
出力中のバースト信号に代えて挿入する第２切換手段と
、再生再生色信号中のバースト信号を抜取る手段と、該
抜取り手段出力と前記再挿入用バースト信号作成手段出
力を比較する手段と、該比較手段出力により前記第１切
換手段を制御する手段と、水平同期信号に同期したＡＦ
Ｃ手段とから成り、前記ＡＦＣ手段出力により前記第２
切換手段及び若しくは前記抜取り手段を制御することを
特徴とするバースト再挿入回路。In a video tape recorder that records and plays PAL television signals, the reproduced color signal or the reproduced color signal is
a first switching means for switching and outputting the delayed signal;
a second switching means for inserting the reinsertion burst signal in place of the burst signal being outputted by the first switching means; and a reproduction reproduction color signal. means for extracting a burst signal from a horizontal synchronizing signal; means for comparing the output of the extracting means with the output of the reinsertion burst signal generating means; means for controlling the first switching means according to the output of the comparing means; Synchronized AF
C means, and the second
A burst reinsertion circuit, characterized in that it controls a switching means and/or the extraction means.
JP10225382U 1982-07-05 1982-07-05 Burst re-input circuit Pending JPS596372U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10225382U JPS596372U (en) 1982-07-05 1982-07-05 Burst re-input circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10225382U JPS596372U (en) 1982-07-05 1982-07-05 Burst re-input circuit

Publications (1)

Publication Number Publication Date
JPS596372U true JPS596372U (en) 1984-01-17

Family

ID=30241114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10225382U Pending JPS596372U (en) 1982-07-05 1982-07-05 Burst re-input circuit

Country Status (1)

Country Link
JP (1) JPS596372U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5191621A (en) * 1975-02-07 1976-08-11
JPS5579593A (en) * 1978-12-11 1980-06-16 Sony Corp Color video signal reproduction system
JPS5593390A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Magnetic recording and reproduction unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5191621A (en) * 1975-02-07 1976-08-11
JPS5579593A (en) * 1978-12-11 1980-06-16 Sony Corp Color video signal reproduction system
JPS5593390A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Magnetic recording and reproduction unit

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