DE69121327D1 - Adaptative Spurensuche für eine Platteneinheit - Google Patents
Adaptative Spurensuche für eine PlatteneinheitInfo
- Publication number
- DE69121327D1 DE69121327D1 DE69121327T DE69121327T DE69121327D1 DE 69121327 D1 DE69121327 D1 DE 69121327D1 DE 69121327 T DE69121327 T DE 69121327T DE 69121327 T DE69121327 T DE 69121327T DE 69121327 D1 DE69121327 D1 DE 69121327D1
- Authority
- DE
- Germany
- Prior art keywords
- clues
- disk unit
- adaptive search
- adaptive
- search
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54635590A | 1990-06-29 | 1990-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69121327D1 true DE69121327D1 (de) | 1996-09-19 |
DE69121327T2 DE69121327T2 (de) | 1997-02-06 |
Family
ID=24180056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69121327T Expired - Fee Related DE69121327T2 (de) | 1990-06-29 | 1991-05-03 | Adaptative Spurensuche für eine Platteneinheit |
Country Status (5)
Country | Link |
---|---|
US (1) | US5305161A (de) |
EP (1) | EP0464992B1 (de) |
JP (1) | JPH04229467A (de) |
CA (1) | CA2041866A1 (de) |
DE (1) | DE69121327T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06274901A (ja) * | 1993-03-24 | 1994-09-30 | Toshiba Corp | 情報処理装置 |
US5566148A (en) * | 1993-12-27 | 1996-10-15 | Kabushiki Kaisha Toshiba | Optical disk tracking system for searching a target track based on a table of compensation reference velocity |
US6115205A (en) * | 1994-03-11 | 2000-09-05 | Seagate Technology, Inc. | Method for adapting seeks of a disc drive transducer to the maximum actuator current available to accelerate and decelerate the transducer |
US5684653A (en) * | 1996-01-16 | 1997-11-04 | Hewlett-Packard Company | Method and apparatus for minimizing seek time in a disk drive by increasing power amplifier power based on power amplifier voltage head room |
US5880902A (en) * | 1996-04-09 | 1999-03-09 | International Business Machines Corporation | Method and apparatus for adaptively calibrating disk drive performance based on real time performance monitoring |
US5793558A (en) * | 1996-06-05 | 1998-08-11 | Western Digital Corporation | Method for seek time optimization employing voice-coil motor current saturation level to define an adaptive deceleration profile |
KR100255207B1 (ko) | 1997-01-28 | 2000-05-01 | 윤종용 | 하드 디스크 드라이브의 안정된 언래치 제어 방법 |
CN1145149C (zh) * | 1999-04-21 | 2004-04-07 | 西加特技术有限责任公司 | 磁盘驱动器设备中移动控制磁头的方法和伺服电路 |
US6442705B1 (en) * | 1999-04-26 | 2002-08-27 | International Business Machines Corporation | Method of and apparatus for improving data integrity in a disk drive system |
US7158328B2 (en) * | 2001-03-21 | 2007-01-02 | Seagate Technology Llc | Multi-phase acceleration of a data storage disc |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149200A (en) * | 1977-10-31 | 1979-04-10 | Burroughs Corporation | Transducer positioning system |
JPS57164476A (en) * | 1981-04-02 | 1982-10-09 | Mitsubishi Electric Corp | Servo positioning mechanism of magnetic disk device |
JPS59217272A (ja) * | 1983-05-23 | 1984-12-07 | Toshiba Corp | 磁気ヘツド制御装置 |
US4591933A (en) * | 1983-11-28 | 1986-05-27 | Computer Memories, Incorporated | Disk drive head positioner with optimized seek operation |
JPS61280081A (ja) * | 1985-06-06 | 1986-12-10 | Yokogawa Electric Corp | 磁気デイスク装置 |
JPS6464178A (en) * | 1987-09-03 | 1989-03-10 | Fujitsu Ltd | Automatic adjusting device for magnetic disk device tester |
JPH01220271A (ja) * | 1988-02-29 | 1989-09-01 | Fuji Xerox Co Ltd | トラックアクセス方法及び装置 |
JPH01258279A (ja) * | 1988-04-07 | 1989-10-16 | Oki Electric Ind Co Ltd | 磁気ヘッド駆動方法及び磁気ヘッド駆動装置 |
US4982298A (en) * | 1988-08-01 | 1991-01-01 | Rigidyne Corporation | Adaptive velocity profile system for a disk drive head |
JPH02128380A (ja) * | 1988-11-08 | 1990-05-16 | Nec Eng Ltd | 磁気デイスク装置 |
-
1991
- 1991-05-03 EP EP91304040A patent/EP0464992B1/de not_active Expired - Lifetime
- 1991-05-03 DE DE69121327T patent/DE69121327T2/de not_active Expired - Fee Related
- 1991-05-06 CA CA002041866A patent/CA2041866A1/en not_active Abandoned
- 1991-06-27 JP JP3157001A patent/JPH04229467A/ja active Pending
-
1992
- 1992-11-23 US US07/980,308 patent/US5305161A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH04229467A (ja) | 1992-08-18 |
EP0464992A1 (de) | 1992-01-08 |
US5305161A (en) | 1994-04-19 |
CA2041866A1 (en) | 1991-12-30 |
EP0464992B1 (de) | 1996-08-14 |
DE69121327T2 (de) | 1997-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |