JPS6387966U - - Google Patents
Info
- Publication number
- JPS6387966U JPS6387966U JP18259086U JP18259086U JPS6387966U JP S6387966 U JPS6387966 U JP S6387966U JP 18259086 U JP18259086 U JP 18259086U JP 18259086 U JP18259086 U JP 18259086U JP S6387966 U JPS6387966 U JP S6387966U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic tape
- video signal
- fast
- period
- information
- 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 7
- 230000006870 function Effects 0.000 description 1
Description
第１図は本考案の磁気記録再生装置の概略ブロ
ツク図、第２図ａは通常再生時及び早送り再生時
におけるビデオヘツドの再生出力を示す波形図、
同図ｂはフイールドメモリから読み出される信号
を模式的に示した構成図、同図ｃはフイールドメ
モリへの書き込みと読み出しのタイミングを示し
た図、第３図ないし第５図は従来の早送り再生機
能の一例を示し、第３図は９倍速再生時における
ビデオヘツドの磁気テープのトレース状態を示す
構成図、第４図は９倍速再生時のビデオヘツドの
再生出力を示す波形図、第５図は９倍速再生時の
再生画像を模式的に示した図である。
１，２…ビデオヘツド、３…映像信号処理回路
、４…アナログ／デジタル変換器、５…フイール
ドメモリ、６…デジタル／アナログ変換器、７…
コントロール回路、８…キヤプスタン制御回路、
９…キヤプスタンモータ、１０…出力端子、１１
…磁気テープ。
FIG. 1 is a schematic block diagram of the magnetic recording and reproducing apparatus of the present invention, and FIG. 2a is a waveform diagram showing the reproduction output of the video head during normal reproduction and fast forward reproduction.
Figure b is a block diagram schematically showing the signals read from the field memory, Figure c is a diagram showing the timing of writing and reading from the field memory, and Figures 3 to 5 are the conventional fast-forward playback function. An example is shown in Fig. 3, which is a configuration diagram showing the trace state of the magnetic tape of the video head during 9x speed playback, Fig. 4 is a waveform diagram showing the playback output of the video head during 9x playback, and Fig. 5. FIG. 3 is a diagram schematically showing a reproduced image during 9x speed reproduction. 1, 2...Video head, 3...Video signal processing circuit, 4...Analog/digital converter, 5...Field memory, 6...Digital/analog converter, 7...
Control circuit, 8...capstan control circuit,
9... Capstan motor, 10... Output terminal, 11
…Magnetic tape.
Claims (1)
記録された情報の再生・消去等を行う磁気記録再
生装置において、 磁気テープの通常再生時、該磁気テープから再
生されたビデオ信号のうち任意の１フイールド期
間を記憶する記憶手段と、この記憶手段によつて
記憶された１フイールド期間のビデオ信号を一定
期間繰り返し読み出して再生する再生手段と、こ
の再生手段によつて記憶されたビデオ信号が再生
されている期間前記磁気テープを早送りする早送
り手段とを備えたことを特徴とする磁気記録再生
装置。[Scope of claim for utility model registration] In a magnetic recording and reproducing device that records information on a magnetic tape and also reproduces and erases the recorded information, during normal reproduction of the magnetic tape, the information reproduced from the magnetic tape storage means for storing an arbitrary one field period of a video signal; a reproduction means for repeatedly reading out and reproducing the video signal of one field period stored by the storage means for a certain period of time; 1. A magnetic recording and reproducing apparatus, comprising: fast-forwarding means for fast-forwarding the magnetic tape during a period in which the recorded video signal is being reproduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18259086U JPS6387966U (en) | 1986-11-26 | 1986-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18259086U JPS6387966U (en) | 1986-11-26 | 1986-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6387966U true JPS6387966U (en) | 1988-06-08 |
Family
ID=31128532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18259086U Pending JPS6387966U (en) | 1986-11-26 | 1986-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6387966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0447885A (en) * | 1990-06-15 | 1992-02-18 | Aiwa Co Ltd | Reproducing device for digital signal |
-
1986
- 1986-11-26 JP JP18259086U patent/JPS6387966U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0447885A (en) * | 1990-06-15 | 1992-02-18 | Aiwa Co Ltd | Reproducing device for digital signal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS62190903U (en) | ||
| JPS6387966U (en) | ||
| KR920018739A (en) | Apparatus and method for noise reduction during slow or search in video tape recorders | |
| JPS6120075B2 (en) | ||
| JPS645178A (en) | Magnetic video recording and reproducing device | |
| JPS6448703U (en) | ||
| JPS61132870U (en) | ||
| JPS6448702U (en) | ||
| JP2548437Y2 (en) | Music tape cueing device | |
| JPS6113330U (en) | Recording/playback device | |
| JPS62135280U (en) | ||
| JPS62148999A (en) | Digital recorder | |
| JPH0337662U (en) | ||
| JPS62159066U (en) | ||
| JPH0445302U (en) | ||
| JPS6040088U (en) | magnetic recording and reproducing device | |
| JPS6290403U (en) | ||
| JPS63163077U (en) | ||
| JPH0239302U (en) | ||
| JPS6436274A (en) | Recording and reproducing device | |
| JPS6040042U (en) | Tape position control device | |
| JPS6183164U (en) | ||
| JPS6267386U (en) | ||
| JPS61163385U (en) | ||
| JPS63118793U (en) |