JPH0310335U - - Google Patents
Info
- Publication number
- JPH0310335U JPH0310335U JP6854489U JP6854489U JPH0310335U JP H0310335 U JPH0310335 U JP H0310335U JP 6854489 U JP6854489 U JP 6854489U JP 6854489 U JP6854489 U JP 6854489U JP H0310335 U JPH0310335 U JP H0310335U
- Authority
- JP
- Japan
- Prior art keywords
- speed
- drum
- correction amount
- detection means
- heads
- 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 4
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案の原理構成を表わす図、第２図
は本考案の一実施例を表わす図、第３図は第２図
の回路の動作を表わすタイミングチヤート、第４
図は相対速度ずれの計算結果を表わす図、第５図
は従来技術の問題点を説明するための図。
図において、１０Ａ，１０Ｂ……ヘツド、１２
……ドラム、１６……テープ。
FIG. 1 is a diagram showing the principle configuration of the present invention, FIG. 2 is a diagram showing an embodiment of the present invention, FIG. 3 is a timing chart showing the operation of the circuit in FIG. 2, and FIG.
The figure is a diagram showing calculation results of relative velocity deviation, and FIG. 5 is a diagram for explaining problems in the prior art. In the figure, 10A, 10B...head, 12
...Drums, 16...Tape.
Claims (1)
Ｂを有するドラム１２と、該２つのヘツド１０Ａ
，１０Ｂから交互に再生される再生信号に基いて
テープ１６に対する該ヘツド１０Ａ，１０Ｂの相
対速度を検出する相対速度検出手段１４と、該相
対速度検出手段１４が検出した相対速度に応じて
該ドラム１２の回転速度または該テープ１６の送
り速度を制御する速度制御手段１５とを具備する
Ｒ−ＤＡＴの相対速度制御装置において、 該ドラム１２の回転速度を検出する回転速度検
出手段２０と、 該回転速度検出手段２０の検出した回転速度と
該２つのヘツドのヘツド切換信号（／Ｂ）とか
ら相対速度補正量を算出する補正量算出手段２２
と、 該補正量算出手段２２の算出した補正量により
該相対速度検出手段１４が検出した相対速度を補
正する相対速度補正手段２４とを具備することを
特徴とするＲ−ＤＡＴの相対速度検出装置。[Claims for Utility Model Registration] Two heads 10A, 10 with different azimuth angles
A drum 12 having a drum B and the two heads 10A
. 12 or a speed control means 15 for controlling the feeding speed of the tape 16, the R-DAT relative speed control device comprises: a rotation speed detection means 20 for detecting the rotation speed of the drum 12; and a rotation speed detection means 20 for detecting the rotation speed of the drum 12; Correction amount calculation means 22 that calculates a relative speed correction amount from the rotational speed detected by the speed detection means 20 and the head switching signal (/B) of the two heads.
and a relative speed correction means 24 for correcting the relative speed detected by the relative speed detection means 14 using the correction amount calculated by the correction amount calculation means 22. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6854489U JPH0310335U (en) | 1989-06-14 | 1989-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6854489U JPH0310335U (en) | 1989-06-14 | 1989-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0310335U true JPH0310335U (en) | 1991-01-31 |
Family
ID=31603070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6854489U Pending JPH0310335U (en) | 1989-06-14 | 1989-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0310335U (en) |
-
1989
- 1989-06-14 JP JP6854489U patent/JPH0310335U/ja active Pending
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