JPH01116963U - - Google Patents
Info
- Publication number
- JPH01116963U JPH01116963U JP1182388U JP1182388U JPH01116963U JP H01116963 U JPH01116963 U JP H01116963U JP 1182388 U JP1182388 U JP 1182388U JP 1182388 U JP1182388 U JP 1182388U JP H01116963 U JPH01116963 U JP H01116963U
- Authority
- JP
- Japan
- Prior art keywords
- track
- magnetic head
- moving mechanism
- magnetic disk
- magnetic
- 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
- 101000606504 Drosophila melanogaster Tyrosine-protein kinase-like otk Proteins 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
Description
第１図はこの考案の一実施例に係る磁気ヘツド
位置決め装置の構成ブロツク図、第２図は磁気デ
イスクの平面図、第３図は第２図のサーボ情報を
示す図、第４図は作用を説明するためのフローチ
ヤート、第５図及び第６図は第４図のフローチヤ
ートに基く作用説明図、第７図はトラツクのグル
ープ分けを示す図、第８図は従来例の作用を示す
フローチヤートである。
２……磁気デイスク、５……磁気ヘツド、６…
…ステツプモータ（移動機構）、９……マイクロ
コンピユータ（演算手段）、１１……サーボ信号
検出回路（オフトラツク量検出手段）。
Fig. 1 is a block diagram of a magnetic head positioning device according to an embodiment of this invention, Fig. 2 is a plan view of a magnetic disk, Fig. 3 is a diagram showing the servo information of Fig. 2, and Fig. 4 is an operation diagram. 5 and 6 are action explanatory diagrams based on the flowchart of FIG. 4, FIG. 7 is a diagram showing the grouping of tracks, and FIG. 8 is a diagram showing the action of the conventional example. It is a flowchart. 2...Magnetic disk, 5...Magnetic head, 6...
. . . step motor (moving mechanism), 9 . . . microcomputer (calculating means), 11 . . . servo signal detection circuit (off-track amount detection means).
Claims (1)
ヘツドを移動させる移動機構を有し、この移動機
構を磁気ヘツドが磁気デイスクの記録トラツクに
追従するように作動させる磁気ヘツド位置決め装
置であつて、前記磁気ヘツドと記録トラツクとの
オフトラツク量を磁気デイスクの回転毎に検出す
るオフトラツク量検出手段と、このオフトラツク
量検出手段より検出された複数のオフトラツク量
の平均値を演算する演算手段と、この演算手段の
演算結果に基いて前記移動機構を作動させること
を特徴とする磁気ヘツド位置決め装置。 A magnetic head positioning device having a moving mechanism for moving a magnetic head in a direction intersecting the scanning direction of a magnetic disk, and operating this moving mechanism so that the magnetic head follows a recording track of the magnetic disk, an off-track amount detection means for detecting the amount of off-track between the head and the recording track each time the magnetic disk rotates; a calculation means for calculating the average value of a plurality of off-track amounts detected by the off-track amount detection means; A magnetic head positioning device characterized in that the moving mechanism is operated based on a calculation result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1182388U JPH01116963U (en) | 1988-01-29 | 1988-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1182388U JPH01116963U (en) | 1988-01-29 | 1988-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01116963U true JPH01116963U (en) | 1989-08-07 |
Family
ID=31220714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1182388U Pending JPH01116963U (en) | 1988-01-29 | 1988-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01116963U (en) |
-
1988
- 1988-01-29 JP JP1182388U patent/JPH01116963U/ja active Pending
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