JPH0284478U - - Google Patents
Info
- Publication number
- JPH0284478U JPH0284478U JP16368788U JP16368788U JPH0284478U JP H0284478 U JPH0284478 U JP H0284478U JP 16368788 U JP16368788 U JP 16368788U JP 16368788 U JP16368788 U JP 16368788U JP H0284478 U JPH0284478 U JP H0284478U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- video signal
- recording
- reproducing
- recording medium
- 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
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図はこの考案の磁気記録再生装置の一実施
例を示す制御ブロツク図、第２図は、第１図にお
ける切換回路５の具体的な回路図、第３図〜第６
図は、第１図のブロツク図の各部位における信号
波形図、第７図は、第１図の装置における表示画
面の一例を示す図である。
１，１０……端子、２……ＦＭ復調回路、３…
…切換スイツチ、４……記録増幅器、５……切換
回路、６……録再ヘツド、７……ビデオテープ、
８……再生増幅器、９……復調回路、１１……同
期分離回路、１２……キヤラクタ発生器、１３…
…マイクロコンピユータ、１４……アンドゲート
、１５……発振回路。
FIG. 1 is a control block diagram showing an embodiment of the magnetic recording/reproducing apparatus of this invention, FIG. 2 is a specific circuit diagram of the switching circuit 5 in FIG. 1, and FIGS.
The figure is a signal waveform diagram at each part of the block diagram of FIG. 1, and FIG. 7 is a diagram showing an example of a display screen in the apparatus of FIG. 1. 1, 10... terminal, 2... FM demodulation circuit, 3...
...Selector switch, 4...Recording amplifier, 5...Switching circuit, 6...Recording/playback head, 7...Video tape,
8... Regenerative amplifier, 9... Demodulation circuit, 11... Synchronization separation circuit, 12... Character generator, 13...
...microcomputer, 14...AND gate, 15...oscillation circuit.
Claims (1)
び磁気記録媒体に記録された映像信号を再生する
再生手段を具備する磁気記録再生装置において、 上記再生手段にて再生される映像信号に同期し
て所望の文字情報の映像信号を発生するキヤラク
タ発生手段と、 単一周波数の信号を発振する発振手段と、 発振手段よりの単一周波数の信号を前記文字情
報の映像信号でもつてスイツチングするスイツチ
ング手段と、 スイツチング手段によりスイツチングされた単
一周波数の信号を、上記記録手段によつて再生中
の磁気記録媒体に記録できるよう制御する記録制
御手段と、 を備えたことを特徴とする磁気記録再生装置。[Claims for Utility Model Registration] In a magnetic recording and reproducing device comprising a recording means for recording a video signal on a magnetic recording medium and a reproducing means for reproducing the video signal recorded on the magnetic recording medium, character generating means for generating a video signal of desired character information in synchronization with the video signal of the character information; oscillation means for oscillating a signal of a single frequency; and a recording control means that controls the single frequency signal switched by the switching means to be recorded on the magnetic recording medium being reproduced by the recording means. A magnetic recording and reproducing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16368788U JPH0284478U (en) | 1988-12-16 | 1988-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16368788U JPH0284478U (en) | 1988-12-16 | 1988-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0284478U true JPH0284478U (en) | 1990-06-29 |
Family
ID=31448631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16368788U Pending JPH0284478U (en) | 1988-12-16 | 1988-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0284478U (en) |
-
1988
- 1988-12-16 JP JP16368788U patent/JPH0284478U/ja active Pending
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