JPS51123618A - A magnetic disk memory unit - Google Patents
A magnetic disk memory unitInfo
- Publication number
- JPS51123618A JPS51123618A JP4752675A JP4752675A JPS51123618A JP S51123618 A JPS51123618 A JP S51123618A JP 4752675 A JP4752675 A JP 4752675A JP 4752675 A JP4752675 A JP 4752675A JP S51123618 A JPS51123618 A JP S51123618A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- memory unit
- disk memory
- eliminating
- information
- 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
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Abstract
PURPOSE: To shorten read/write time by eliminating date track following action by writing servo information on a certain portion of the magnetic disk on which related normal information is written down.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4752675A JPS51123618A (en) | 1975-04-21 | 1975-04-21 | A magnetic disk memory unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4752675A JPS51123618A (en) | 1975-04-21 | 1975-04-21 | A magnetic disk memory unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51123618A true JPS51123618A (en) | 1976-10-28 |
Family
ID=12777554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4752675A Pending JPS51123618A (en) | 1975-04-21 | 1975-04-21 | A magnetic disk memory unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51123618A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5622267A (en) * | 1979-07-31 | 1981-03-02 | Fujitsu Ltd | Write-in system of servo information |
JPS5687262A (en) * | 1979-12-19 | 1981-07-15 | Fujitsu Ltd | Servo writing method of magnetic disk device |
JPS56134365A (en) * | 1980-02-14 | 1981-10-21 | Mitsubishi Electric Corp | Recording system for head positioning information |
-
1975
- 1975-04-21 JP JP4752675A patent/JPS51123618A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5622267A (en) * | 1979-07-31 | 1981-03-02 | Fujitsu Ltd | Write-in system of servo information |
JPS5687262A (en) * | 1979-12-19 | 1981-07-15 | Fujitsu Ltd | Servo writing method of magnetic disk device |
JPS6214911B2 (en) * | 1979-12-19 | 1987-04-04 | Fujitsu Ltd | |
JPS56134365A (en) * | 1980-02-14 | 1981-10-21 | Mitsubishi Electric Corp | Recording system for head positioning information |
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