JPH0242226U - - Google Patents
Info
- Publication number
- JPH0242226U JPH0242226U JP11904688U JP11904688U JPH0242226U JP H0242226 U JPH0242226 U JP H0242226U JP 11904688 U JP11904688 U JP 11904688U JP 11904688 U JP11904688 U JP 11904688U JP H0242226 U JPH0242226 U JP H0242226U
- Authority
- JP
- Japan
- Prior art keywords
- control signal
- slow
- tape running
- determining
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Description
図面は全て本考案の一実施例に係り、第１図は
回路ブロツク図、第２図、第３図、第４図はタイ
ミングチヤートである。
１……システムコントロール回路（スロー制御
信号作成手段）、６……波形整形回路（コントロ
ール信号再生手段）、７……カウンタ、８……比
較回路（テープ走行速度判別手段）、１０……速
度判別回路（テープ走行速度判別手段）。
The drawings all relate to one embodiment of the present invention; FIG. 1 is a circuit block diagram, and FIGS. 2, 3, and 4 are timing charts. 1... System control circuit (slow control signal generation means), 6... Waveform shaping circuit (control signal reproduction means), 7... Counter, 8... Comparison circuit (tape running speed discrimination means), 10... Speed discrimination Circuit (tape running speed determination means).
Claims (1)
記録、再生が可能で、且つ通常再生とスチルを交
互に繰り返して間欠スロー再生を実行するビデオ
テープレコーダにおいて、 前記間欠スロー再生時のキヤプスタン駆動タイ
ミングを制御してスロースピードを決定するため
のスロー制御信号を、ＲＦスイツチングパルスよ
り作成するスロー制御信号作成手段と、 前記磁気テープよりコントロール信号を再生す
るコントロール信号再生手段と、 前記スロー制御信号の所定倍周期の期間での前
記再生されたコントロール信号の個数を計数する
カウンタ手段と、 該カウンタ手段によるカウント値により記録時
のテープ走行速度を判別するテープ走行速度判別
手段とを具備したことを特徴とするテープ走行速
度判別装置。[Scope of Claim for Utility Model Registration] A video tape recorder capable of recording and reproducing magnetic tape at a plurality of different tape running speeds and performing intermittent slow playback by alternately repeating normal playback and still; a slow control signal generating means for generating a slow control signal from an RF switching pulse for controlling capstan drive timing and determining a slow speed during reproduction; and a control signal reproducing means for reproducing the control signal from the magnetic tape. , a counter means for counting the number of the reproduced control signals in a period of a predetermined times the period of the slow control signal; and a tape running speed determining means for determining the tape running speed during recording based on the count value by the counter means. A tape running speed determining device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119046U JPH0626982Y2 (en) | 1988-09-09 | 1988-09-09 | Tape running speed discrimination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119046U JPH0626982Y2 (en) | 1988-09-09 | 1988-09-09 | Tape running speed discrimination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0242226U true JPH0242226U (en) | 1990-03-23 |
| JPH0626982Y2 JPH0626982Y2 (en) | 1994-07-20 |
Family
ID=31363934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988119046U Expired - Lifetime JPH0626982Y2 (en) | 1988-09-09 | 1988-09-09 | Tape running speed discrimination device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0626982Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60169733U (en) * | 1984-04-18 | 1985-11-11 | 三洋電機株式会社 | Recording mode discrimination circuit |
-
1988
- 1988-09-09 JP JP1988119046U patent/JPH0626982Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60169733U (en) * | 1984-04-18 | 1985-11-11 | 三洋電機株式会社 | Recording mode discrimination circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0626982Y2 (en) | 1994-07-20 |
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