JPS6271975U - - Google Patents

Info

Publication number
JPS6271975U
JPS6271975U JP16225685U JP16225685U JPS6271975U JP S6271975 U JPS6271975 U JP S6271975U JP 16225685 U JP16225685 U JP 16225685U JP 16225685 U JP16225685 U JP 16225685U JP S6271975 U JPS6271975 U JP S6271975U
Authority
JP
Japan
Prior art keywords
signal
insertion circuit
dropout
circuit
vertical synchronization
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
JP16225685U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP16225685U priority Critical patent/JPS6271975U/ja
Publication of JPS6271975U publication Critical patent/JPS6271975U/ja
Pending legal-status Critical Current

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  • Television Signal Processing For Recording (AREA)

Description

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

第１図は本考案の一実施例を示すブロツク図、
第２図は第１図の一部を示す図、第３図は第１図
の各部の波形を示す図である。 １４……挿入回路、１８……エンベロープ検波
回路、（ドロツプアウト検出回路）、２２……パ
ルス整形回路（ドロツプアウト検出回路）、ｄ…
…ドロツプアウト検出パルス（ドロツプアウト信
号）、ｅ……疑似垂直同期信号。 FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a diagram showing a part of FIG. 1, and FIG. 3 is a diagram showing waveforms at various parts of FIG. 14...Insertion circuit, 18...Envelope detection circuit, (dropout detection circuit), 22...Pulse shaping circuit (dropout detection circuit), d...
...Dropout detection pulse (dropout signal), e...Pseudo vertical synchronization signal.

Claims (1)

【実用新案登録請求の範囲】 ビデオテープレコーダの疑似垂直同期信号挿入
回路に於いて、 再生信号をエンベロープ検波してドロツプアウ
ト信号を出力するドロツプアウト検出回路と、 前記ドロツプアウト信号出力時に疑似垂直同期
信号を映像信号に挿入する挿入回路とを、 備えることを特徴とする疑似垂直同期信号挿入回
路。[Scope of Claim for Utility Model Registration] A pseudo vertical synchronization signal insertion circuit of a video tape recorder includes a dropout detection circuit that performs envelope detection of a playback signal and outputs a dropout signal; A pseudo vertical synchronization signal insertion circuit comprising: an insertion circuit for inserting into a signal.
JP16225685U 1985-10-23 1985-10-23 Pending JPS6271975U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16225685U JPS6271975U (en) 1985-10-23 1985-10-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16225685U JPS6271975U (en) 1985-10-23 1985-10-23

Publications (1)

Publication Number Publication Date
JPS6271975U true JPS6271975U (en) 1987-05-08

Family

ID=31089345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16225685U Pending JPS6271975U (en) 1985-10-23 1985-10-23

Country Status (1)

Country Link
JP (1) JPS6271975U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5715579B2 (en) * 1973-08-10 1982-03-31
JPS583679B2 (en) * 1972-07-18 1983-01-22 ベ−リンガ− マンハイム ゲゼルシヤフト ミツト ベシユレンクテル ハフツング Taiekichiyuuno Kasankaseisayyoubutsutsuo Kenshiyutsusultameno Shikenhen
JPS60167161A (en) * 1984-12-26 1985-08-30 Matsushita Electric Ind Co Ltd Drop-out detecting circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS583679B2 (en) * 1972-07-18 1983-01-22 ベ−リンガ− マンハイム ゲゼルシヤフト ミツト ベシユレンクテル ハフツング Taiekichiyuuno Kasankaseisayyoubutsutsuo Kenshiyutsusultameno Shikenhen
JPS5715579B2 (en) * 1973-08-10 1982-03-31
JPS60167161A (en) * 1984-12-26 1985-08-30 Matsushita Electric Ind Co Ltd Drop-out detecting circuit

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