JPS6157669U - - Google Patents
Info
- Publication number
- JPS6157669U JPS6157669U JP13980784U JP13980784U JPS6157669U JP S6157669 U JPS6157669 U JP S6157669U JP 13980784 U JP13980784 U JP 13980784U JP 13980784 U JP13980784 U JP 13980784U JP S6157669 U JPS6157669 U JP S6157669U
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- magnetic
- delay means
- magnetic recording
- reproduced
- 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
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Television Signal Processing For Recording (AREA)
Description
第１図は本考案の一実施例の回転シリンダ付近
の平面図、第２図は出力波形図であり、第２図Ａ
は再生出力波形図、第２図ＢはＲＦ検知信号の波
形図、第２図Ｃはヘツド切換信号の波形図、第３
図は第１図の実施例の要部のブロツク図、第４図
はビデオ信号の波形図である。
１…回転シリンダ、５…ＣＣＤフイールドメモ
リ、Ｒ，Ｌ，Ｌ′…第１〜第３磁気ヘツド。
FIG. 1 is a plan view of the vicinity of a rotating cylinder according to an embodiment of the present invention, FIG. 2 is an output waveform diagram, and FIG.
Figure 2B is a waveform diagram of the RF detection signal, Figure 2C is a waveform diagram of the head switching signal, and Figure 3 is a reproduction output waveform diagram.
This figure is a block diagram of the main part of the embodiment shown in FIG. 1, and FIG. 4 is a waveform diagram of a video signal. DESCRIPTION OF SYMBOLS 1... Rotating cylinder, 5... CCD field memory, R, L, L'... 1st - 3rd magnetic head.
Claims (1)
第２磁気ヘツドは互いに１８０°の間隔をあけて
回転シリンダに取付けられ、前記第３磁気ヘツド
は前記第１磁気ヘツドの近傍位置に取付けられて
成る磁気記録再生装置において、 再生されたビデオ信号を１フイールド遅延させ
て出力する遅延手段を設け、ビデオサーチ時には
、前記第１〜第３磁気ヘツドによつてビデオ信号
を再生し、ビデオ信号の欠落部を前記遅延手段か
らのビデオ信号で補完することを特徴とする磁気
記録再生装置。 (2) 前記遅延手段は、ＣＣＤ（charge coupled
device）フイールドメモリである実用新案登録請
求の範囲第１項記載の磁気記録再生装置。[Claims for Utility Model Registration] (1) Having first to third magnetic heads;
In a magnetic recording and reproducing apparatus, the second magnetic heads are mounted on a rotating cylinder with an interval of 180 degrees from each other, and the third magnetic head is mounted near the first magnetic head, in which the reproduced video signal is transmitted. A delay means for delaying the output by one field is provided, and during video search, the video signal is reproduced by the first to third magnetic heads, and a missing part of the video signal is complemented with the video signal from the delay means. A magnetic recording/reproducing device characterized by: (2) The delay means is a CCD (charge coupled
1. The magnetic recording and reproducing device according to claim 1, which is a field memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13980784U JPS6157669U (en) | 1984-09-14 | 1984-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13980784U JPS6157669U (en) | 1984-09-14 | 1984-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6157669U true JPS6157669U (en) | 1986-04-18 |
Family
ID=30698180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13980784U Pending JPS6157669U (en) | 1984-09-14 | 1984-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6157669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03177102A (en) * | 1989-12-06 | 1991-08-01 | Sharp Corp | Muting circuit |
-
1984
- 1984-09-14 JP JP13980784U patent/JPS6157669U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03177102A (en) * | 1989-12-06 | 1991-08-01 | Sharp Corp | Muting circuit |
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