JPS62187464U - - Google Patents
Info
- Publication number
- JPS62187464U JPS62187464U JP7366886U JP7366886U JPS62187464U JP S62187464 U JPS62187464 U JP S62187464U JP 7366886 U JP7366886 U JP 7366886U JP 7366886 U JP7366886 U JP 7366886U JP S62187464 U JPS62187464 U JP S62187464U
- Authority
- JP
- Japan
- Prior art keywords
- pseudo
- signal
- readout
- magnetic disk
- circuit
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Description
第１図は、本考案による磁気デイスク装置の一
実施例を示すブロツク図、第２図は、同実施例装
置の動作を示すタイムチヤートである。
１０…磁気ヘツド位置検出器、１１…信号切換
タイミング発生回路、１２…磁気ヘツド、１３…
読出回路、１４…擬似読出信号発生回路、１５…
信号切換回路、１６…インタフエイス信号送出回
路、１７…データ弁別回路。
FIG. 1 is a block diagram showing an embodiment of a magnetic disk device according to the present invention, and FIG. 2 is a time chart showing the operation of the same embodiment. DESCRIPTION OF SYMBOLS 10...Magnetic head position detector, 11...Signal switching timing generation circuit, 12...Magnetic head, 13...
Read circuit, 14...Pseudo read signal generation circuit, 15...
Signal switching circuit, 16... Interface signal sending circuit, 17... Data discrimination circuit.
Claims (1)
の磁気デイスク媒体に書き込む方式の磁気デイス
ク装置において、前記磁気デイスク媒体に書き込
まれた情報を検出する磁気ヘツドと、前記磁気ヘ
ツドの出力を磁気デイスク制御装置に送出する形
式の信号に変換する読出回路と、擬似読出信号を
発生する擬似読出信号発生回路と、前記磁気ヘツ
ドが前記データ情報の領域にあるときには前記読
出回路の出力を、前記磁気ヘツド位置検出情報の
領域にあるときには前記擬似読出信号発生回路の
出力を切換えて出力する信号切換回路とから構成
したことを特徴とする磁気デイスク装置。 In a magnetic disk drive of a type in which data information and magnetic head position detection information are written on the same magnetic disk medium, a magnetic head detects the information written on the magnetic disk medium, and a magnetic disk controller controls the output of the magnetic head. a readout circuit that converts the readout circuit into a signal in a format to be sent out; a pseudo readout signal generation circuit that generates a pseudo readout signal; and a pseudo readout signal generation circuit that generates a pseudo readout signal; 1. A magnetic disk device comprising: a signal switching circuit which switches and outputs the output of the pseudo read signal generating circuit when the signal is in the information area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7366886U JPS62187464U (en) | 1986-05-16 | 1986-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7366886U JPS62187464U (en) | 1986-05-16 | 1986-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62187464U true JPS62187464U (en) | 1987-11-28 |
Family
ID=30918203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7366886U Pending JPS62187464U (en) | 1986-05-16 | 1986-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62187464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03216866A (en) * | 1990-01-17 | 1991-09-24 | Internatl Business Mach Corp <Ibm> | Method, medium and apparatus for recording data |
-
1986
- 1986-05-16 JP JP7366886U patent/JPS62187464U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03216866A (en) * | 1990-01-17 | 1991-09-24 | Internatl Business Mach Corp <Ibm> | Method, medium and apparatus for recording data |
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