JPS6325404B2 - - Google Patents
Info
- Publication number
- JPS6325404B2 JPS6325404B2 JP1032779A JP1032779A JPS6325404B2 JP S6325404 B2 JPS6325404 B2 JP S6325404B2 JP 1032779 A JP1032779 A JP 1032779A JP 1032779 A JP1032779 A JP 1032779A JP S6325404 B2 JPS6325404 B2 JP S6325404B2
- Authority
- JP
- Japan
- Prior art keywords
- head
- erase
- circuit
- drive circuit
- write
- 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.)
- Expired
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
Landscapes
- Digital Magnetic Recording (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1032779A JPS55105810A (en) | 1979-02-02 | 1979-02-02 | Head switching system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1032779A JPS55105810A (en) | 1979-02-02 | 1979-02-02 | Head switching system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55105810A JPS55105810A (en) | 1980-08-13 |
JPS6325404B2 true JPS6325404B2 (ru) | 1988-05-25 |
Family
ID=11747112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1032779A Granted JPS55105810A (en) | 1979-02-02 | 1979-02-02 | Head switching system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55105810A (ru) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0731775B2 (ja) * | 1985-05-14 | 1995-04-10 | 株式会社日立製作所 | 磁気記録再生装置 |
JPS6275903A (ja) * | 1985-09-27 | 1987-04-07 | Canon Electronics Inc | 磁気デイスク記録装置 |
JPH0778847B2 (ja) * | 1986-02-28 | 1995-08-23 | ティアツク株式会社 | 両面型磁気デイスク装置 |
-
1979
- 1979-02-02 JP JP1032779A patent/JPS55105810A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS55105810A (en) | 1980-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR950034096A (ko) | 기록 매체용 기록 방법 및 장치 | |
JPS59207068A (ja) | フロツピイデイスク装置 | |
JPH0245271B2 (ru) | ||
US4651235A (en) | Magnetic data transfer apparatus having a combined read/write head | |
US3810236A (en) | Data recording and verification system | |
JPS6325404B2 (ru) | ||
US4633337A (en) | Floppy disk driving with suitable on-delay and off-delay timing | |
KR880010402A (ko) | 플로피 디스크 드라이브 장치 | |
US4466025A (en) | Floppy disc device with a delay mechanism | |
US5293625A (en) | Signal selecting circuit which selectively outputs predetermined signal to host computer compatible with plurality of computer hardware types and disk drive having such signal selecting circuit | |
JP3237344B2 (ja) | 磁気記録再生装置 | |
JPS6123564B2 (ru) | ||
US4914532A (en) | Method of efficiently erasing data in accordance with type of magnetic recording medium and apparatus for realizing the same | |
JP3392159B2 (ja) | トラックエミュレーション方法および外部記憶サブシステム | |
JPH0129636Y2 (ru) | ||
SU487417A1 (ru) | Запоминающее устройство | |
JPH0743812B2 (ja) | 磁気ディスク装置の書込み回路 | |
EP0821365B1 (en) | Improvements in integrated multistate magnetic static write-read and erase memory | |
JP2709167B2 (ja) | 磁気ディスク駆動装置の駆動制御回路 | |
KR100251923B1 (ko) | 하드디스크 드라이브의 섹터 펄스 생성회로 | |
KR900008100B1 (ko) | 램 디스크 | |
JPS60235260A (ja) | 記憶装置 | |
JPS6353607B2 (ru) | ||
JPS639254B2 (ru) | ||
JPH03157805A (ja) | フレキシブルディスク装置 |