JPS6064433U - Spreading circuit - Google Patents
Spreading circuitInfo
- Publication number
- JPS6064433U JPS6064433U JP15538283U JP15538283U JPS6064433U JP S6064433 U JPS6064433 U JP S6064433U JP 15538283 U JP15538283 U JP 15538283U JP 15538283 U JP15538283 U JP 15538283U JP S6064433 U JPS6064433 U JP S6064433U
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- playback
- signal
- phase
- tape
- 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
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
第１図は巻戻゛し法による継ぎ撮りの説明図、第２図は
従来の継ぎ撮り回路の概略ブロック図、第３図は第２図
のタイムチャート、第４図は本考案の一実施例にお′け
る継ぎ撮り回路の一ブロック図、第５図は第４図のタイ
ムチャートである。
主な図番の説明、３０−・・位相判別回路、５４９Ｓ５
・・・第１、第２ＦＧパルス選択スイッチ。Fig. 1 is an explanatory diagram of continuous shooting using the rewinding method, Fig. 2 is a schematic block diagram of a conventional continuous shooting circuit, Fig. 3 is a time chart of Fig. 2, and Fig. 4 is an implementation of the present invention. FIG. 5, which is a block diagram of the continuous shooting circuit in the example, is a time chart of FIG. 4. Explanation of main drawing numbers, 30-...Phase discrimination circuit, 549S5
...First and second FG pulse selection switch.
Claims (1)
で停止せしめ、ポーズ解除指令により前記テープを再生
モードで所定量走行せしめた後、新たな録画を開始する
継ぎ撮り回路において、キャプスタンの回転に関連する
パルスを発生する手段と、、再生コントロール信号若し
くは新たに録画する映像信号中の垂直同期信号と前記パ
ルスとの位相差を判別する位相判別手段と、訪位相判別
手段出力により前記パルス若しくは該パルスの反転゛
出力を選択する選択手段と、前記垂直同期信号を基準
信号とすると共に、再生時、再呈コントロール信号を、
記録時、前記選択手段出力を夫々比較 ゛信号とする
位相比較手段とから成り、該位相比較手段出力により前
部キャプスタンの回転を制御す □ることを特徴とす
る継ぎ撮り回路。During recording, a pause command causes the tape to stop at a position where it has been rewound by a predetermined amount, and a pause release command causes the tape to run a predetermined amount in playback mode, and then a new recording is started in the splicing circuit. means for generating a pulse related to the pulse; a phase determining means for determining a phase difference between the pulse and a vertical synchronization signal in a playback control signal or a newly recorded video signal; Inversion of the pulse
a selection means for selecting an output, using the vertical synchronization signal as a reference signal and a re-presentation control signal during playback;
1. A continuous photographing circuit comprising phase comparison means for comparing the outputs of the selection means as signals during recording, and controlling rotation of a front capstan by the outputs of the phase comparison means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15538283U JPS6064433U (en) | 1983-10-05 | 1983-10-05 | Spreading circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15538283U JPS6064433U (en) | 1983-10-05 | 1983-10-05 | Spreading circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6064433U true JPS6064433U (en) | 1985-05-07 |
Family
ID=30343192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15538283U Pending JPS6064433U (en) | 1983-10-05 | 1983-10-05 | Spreading circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6064433U (en) |
-
1983
- 1983-10-05 JP JP15538283U patent/JPS6064433U/en active Pending
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