JPH0337660U - - Google Patents
Info
- Publication number
- JPH0337660U JPH0337660U JP9534889U JP9534889U JPH0337660U JP H0337660 U JPH0337660 U JP H0337660U JP 9534889 U JP9534889 U JP 9534889U JP 9534889 U JP9534889 U JP 9534889U JP H0337660 U JPH0337660 U JP H0337660U
- Authority
- JP
- Japan
- Prior art keywords
- sector
- correction value
- magnetic disk
- head position
- disk device
- 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 4
- 238000001514 detection method Methods 0.000 description 2
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
Description
第１図は本考案の実施例を示す磁気デイスク装
置のブロツク図、第２図は磁気デイスク媒体のフ
オーマツトを示す図、第３図は、従来の磁気デイ
スク装置のブロツク図、第４図は従来の磁気デイ
スク媒体のフオーマツトを示す図、第５図は各ユ
ニツト間のヘツド位置のバラツキを説明する図で
ある。
１……データ面、２……サーボ面、３……デー
タヘツド、４……データ読出し機構、５……ＶＦ
Ｏ、６……サーボヘツド、７……サーボ情報読出
し機構、８……インデツクス検出機構、９……カ
ウンタ、１０……セクタパルス発生機構、１１，
２０……データトラツク、１２，１９……サーボ
トラツク、１３……ＩＤ部、１４……ＤＡＴＡ部
、１６……インデツクスパルス、１８……セクタ
パルス、２５……Ｔ１検出機構、２６……ＴＰ…
…計算機構。
FIG. 1 is a block diagram of a magnetic disk device showing an embodiment of the present invention, FIG. 2 is a diagram showing the format of a magnetic disk medium, FIG. 3 is a block diagram of a conventional magnetic disk device, and FIG. 4 is a conventional magnetic disk device. FIG. 5 is a diagram illustrating the format of the magnetic disk medium of FIG. 1...Data surface, 2...Servo surface, 3...Data head, 4...Data reading mechanism, 5...VF
O, 6... Servo head, 7... Servo information reading mechanism, 8... Index detection mechanism, 9... Counter, 10... Sector pulse generation mechanism, 11,
20... Data track, 12, 19... Servo track, 13... ID section, 14... DATA section, 16... Index pulse, 18... Sector pulse, 25... T1 detection mechanism, 26... TP...
...Calculation mechanism.
Claims (1)
ス方式の磁気デイスク装置において、 (a) ユニツト間のヘツド位置のバラツキを検出
する機構と、 (b) そのトラツクでの第２セクタ以降のセクタ
パルス間隔の補正値を計算する機構と、 (c) 該補正値を記憶する機構と、 (d) 上記補正値により発生タイミングを変化さ
せるセクタパルス発生機構を有することを特徴と
する磁気デイスク装置。[Claims for Utility Model Registration] In a magnetic disk drive using a hardware sector interface system with a replaceable medium, (a) a mechanism for detecting variations in head position between units; (b) a second head position in the track; A mechanism for calculating a correction value for sector pulse intervals after the sector; (c) a mechanism for storing the correction value; and (d) a sector pulse generation mechanism for changing generation timing according to the correction value. magnetic disk device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9534889U JPH0337660U (en) | 1989-08-15 | 1989-08-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9534889U JPH0337660U (en) | 1989-08-15 | 1989-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0337660U true JPH0337660U (en) | 1991-04-11 |
Family
ID=31644617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9534889U Pending JPH0337660U (en) | 1989-08-15 | 1989-08-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337660U (en) |
-
1989
- 1989-08-15 JP JP9534889U patent/JPH0337660U/ja active Pending