JPH0220868U - - Google Patents
Info
- Publication number
- JPH0220868U JPH0220868U JP10025388U JP10025388U JPH0220868U JP H0220868 U JPH0220868 U JP H0220868U JP 10025388 U JP10025388 U JP 10025388U JP 10025388 U JP10025388 U JP 10025388U JP H0220868 U JPH0220868 U JP H0220868U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- speed
- tape
- audio data
- still image
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
図面はこの考案の一実施例を示すもので、第１
図及び第２図は記録データのフオーマツトを示す
図、第３図は再生系の回路の概略構成を示すブロ
ツク図、第４図は第３図の倍速自動切換回路内に
設けられる信号発生回路の接続構成を示すブロツ
ク図、第５図は信号発生回路の詳細な構成を示す
ブロツク図、第６図は各信号波形を示すタイミン
グチヤートである。
１１ａ〜１１ｄ……磁気ヘツド、１２ａ〜１２
ｄ……プリアンプ、１３ａ，１３ｂ……パワーア
ンプ、１４ａ，１４ｂ……スピーカ、１５……倍
速自動切換回路、１６，１８……アナログスイツ
チ、１７……データ復調回路、１９……モータ制
御回路、２０……信号発生回路、２１，２２……
同期回路、２３……セパレータ検出回路、２４…
…ヘツダ検出回路、２５，３１，３２……アンド
回路２５、２６……ラツチ回路、２７〜２９，３
６……Ｆ／Ｆ、３０……バイナリカウンタ、３３
，３７……オア回路、３８……１Ｖ作成回路。
The drawing shows one embodiment of this invention.
3 and 2 are diagrams showing the format of recorded data, FIG. 3 is a block diagram showing the schematic configuration of the reproduction system circuit, and FIG. 4 is a diagram showing the signal generation circuit provided in the double speed automatic switching circuit shown in FIG. 5 is a block diagram showing the detailed structure of the signal generating circuit, and FIG. 6 is a timing chart showing the waveforms of each signal. 11a to 11d...magnetic head, 12a to 12
d... Preamplifier, 13a, 13b... Power amplifier, 14a, 14b... Speaker, 15... Double speed automatic switching circuit, 16, 18... Analog switch, 17... Data demodulation circuit, 19... Motor control circuit, 20... Signal generation circuit, 21, 22...
Synchronous circuit, 23...Separator detection circuit, 24...
... Header detection circuit, 25, 31, 32 ... AND circuit 25, 26 ... Latch circuit, 27 to 29, 3
6...F/F, 30...Binary counter, 33
, 37...OR circuit, 38...1V creation circuit.
Claims (1)
データを磁気テープに記録し、再生することの可
能な記録再生装置において、 静止画像データ及び音声データの記録時にテー
プ速度を音声データのみの記録時のテープ速度の
ｎ倍（ｎ＞１）に自動設定する記録速度設定手段
と、 磁気テープに記録される静止画像データの１画
面毎及び１ライン毎にそれぞれ識別用データを付
加する付加手段と、 磁気テープ再生時に上記付加手段によつて静止
画像データに付加された識別データを検出する検
出手段と、 この検出手段の検出結果に応じてテープ速度を
音声データのみの記録時のテープ速度のｎ倍に自
動設定する再生速度設定手段と を具備したことを特徴とする記録再生装置。[Scope of Utility Model Registration Claim] In a recording/playback device capable of recording and reproducing only audio data or still image data and audio data on a magnetic tape, the tape speed when recording the still image data and audio data is changed to the audio data. a recording speed setting means that automatically sets the tape speed to n times (n>1) the tape speed when recording the magnetic tape; and identification data is added to each screen and each line of still image data recorded on the magnetic tape. an addition means; a detection means for detecting identification data added to the still image data by the addition means during magnetic tape playback; and a tape speed adjustment according to the detection result of the detection means when recording only audio data on the tape. 1. A recording and reproducing apparatus comprising: a reproduction speed setting means for automatically setting the reproduction speed to n times the speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025388U JPH0220868U (en) | 1988-07-28 | 1988-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10025388U JPH0220868U (en) | 1988-07-28 | 1988-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0220868U true JPH0220868U (en) | 1990-02-13 |
Family
ID=31328169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10025388U Pending JPH0220868U (en) | 1988-07-28 | 1988-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0220868U (en) |
-
1988
- 1988-07-28 JP JP10025388U patent/JPH0220868U/ja active Pending
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