CN1060549A - 磁盘驱动器系统的传感磁头偏移装置 - Google Patents
磁盘驱动器系统的传感磁头偏移装置 Download PDFInfo
- Publication number
- CN1060549A CN1060549A CN91109433A CN91109433A CN1060549A CN 1060549 A CN1060549 A CN 1060549A CN 91109433 A CN91109433 A CN 91109433A CN 91109433 A CN91109433 A CN 91109433A CN 1060549 A CN1060549 A CN 1060549A
- Authority
- CN
- China
- Prior art keywords
- data
- servo
- magnetic track
- succession
- card
- 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.)
- Granted
Links
- 230000002463 transducing effect Effects 0.000 title claims description 40
- 238000013500 data storage Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- G11B19/20—Driving; Starting; Stopping; Control thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
-
- 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
-
- 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
Abstract
Description
Claims (17)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/591,910 | 1990-10-02 | ||
US07/591,910 US5193036A (en) | 1990-10-02 | 1990-10-02 | Transducer head skew arrangement for disk drive system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1060549A true CN1060549A (zh) | 1992-04-22 |
CN1022869C CN1022869C (zh) | 1993-11-24 |
Family
ID=24368464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN91109433A Expired - Fee Related CN1022869C (zh) | 1990-10-02 | 1991-09-29 | 磁盘驱动器系统的传感磁头偏移装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5193036A (zh) |
EP (1) | EP0479701B1 (zh) |
JP (1) | JP2553263B2 (zh) |
KR (1) | KR960001252B1 (zh) |
CN (1) | CN1022869C (zh) |
CA (1) | CA2050152C (zh) |
DE (1) | DE69118803T2 (zh) |
HK (1) | HK202696A (zh) |
MY (1) | MY107191A (zh) |
SG (1) | SG46503A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1037036C (zh) * | 1993-08-26 | 1998-01-14 | 国际商业机器公司 | 直接存取存储设备中旋转执行器弧线补偿校正的方法和装置 |
CN1039263C (zh) * | 1993-08-19 | 1998-07-22 | 国际商业机器公司 | 定制式数据恢复过程 |
CN102763161A (zh) * | 2010-02-17 | 2012-10-31 | 国际商业机器公司 | 伺服追踪零点参考的偏斜致动器 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5274507A (en) * | 1991-09-09 | 1993-12-28 | Paul Lee | Parallel data encoding for moving media |
JPH06295405A (ja) * | 1992-12-18 | 1994-10-21 | Fujitsu Ltd | 磁気ディスク装置の書き込み方法及び磁気ディスク装置 |
JPH08203212A (ja) * | 1995-01-30 | 1996-08-09 | Fujitsu Ltd | 記録再生装置及びサーボ情報記録方法 |
KR100269169B1 (ko) * | 1995-08-25 | 2000-10-16 | 윤종용 | 하드 디스크 드라이브에서의 스큐 최적화 방법 |
US5760993A (en) * | 1995-12-14 | 1998-06-02 | International Business Machines Corporation | Information storage device with an odd number of track sequences in a zone |
JPH09223374A (ja) * | 1996-02-16 | 1997-08-26 | Alps Electric Co Ltd | サーボ情報書き込み装置 |
US6684287B1 (en) * | 1999-09-21 | 2004-01-27 | Hitachi Global Storage Technologies | Turning read/write performance for disk drives with very high track density |
US6728054B2 (en) | 2001-01-29 | 2004-04-27 | Seagate Technology Llc | Drive with adaptive data format and head switch sequencing |
SG96277A1 (en) * | 2001-03-23 | 2003-05-23 | Toshiba Kk | Magnetic disk drive apparatus having a self-servo writing system and method for writing servo pattern therein |
KR100459716B1 (ko) | 2002-08-21 | 2004-12-03 | 삼성전자주식회사 | 디스크 드라이브에서의 서보 정보 기록/검사 방법 및 장치 |
US7526605B2 (en) * | 2005-04-29 | 2009-04-28 | Hitachi Global Storage Technologies Netherlands B.V. | System and method for optimizing random XOR command performance |
US7334081B2 (en) * | 2005-04-29 | 2008-02-19 | Hitachi Global Storage Technologies Netherlands B.V. | System and method for optimizing sequential XOR command performance |
KR100712522B1 (ko) | 2005-07-28 | 2007-04-27 | 삼성전자주식회사 | 하드디스크 드라이브의 시퀀셜 시크 방법, 이에 적합한하드디스크 드라이브 그리고 이에 적합한 기록 매체 |
US9368131B1 (en) * | 2015-04-03 | 2016-06-14 | Western Digital (Fremont), Llc | Data storage device employing mirrored cross-track profiles for top and bottom disk surfaces |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49117007A (zh) * | 1973-03-09 | 1974-11-08 | ||
US3838457A (en) * | 1973-07-05 | 1974-09-24 | Ibm | Track seeking and following servo system |
DE2629473C2 (de) * | 1976-06-30 | 1982-10-28 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Versetzen der Datenköpfe eines Plattenspeichers um einen definierten Betrag aus der Datenzylindermitte |
US4371960A (en) * | 1980-12-24 | 1983-02-01 | Magnetic Peripherals Inc. | Measurement of disc servo head/data head misalignment |
JPS581812A (ja) * | 1981-06-26 | 1983-01-07 | Fujitsu Ltd | 可動ヘツド型磁気デイスク装置のイニシヤライズ方式 |
JPS62117173A (ja) * | 1985-11-15 | 1987-05-28 | Fuji Electric Co Ltd | デイスク記憶装置のヘツド位置制御方式 |
US4638384A (en) * | 1985-11-19 | 1987-01-20 | Rodime, Plc | Head positioning mechanism for rotating disk data storage system |
US4700244A (en) * | 1986-02-14 | 1987-10-13 | Hewlett-Packard Company | Process and system for compensating for information shifts on disc storage media |
DE3776928D1 (de) * | 1986-03-19 | 1992-04-09 | Fujitsu Ltd | Regelsystem zum spurzugriff fuer ein magnetplattensystem. |
JPH0766639B2 (ja) * | 1986-05-27 | 1995-07-19 | 富士電機株式会社 | デイスク記憶装置のヘツド位置制御方式 |
AU8091887A (en) * | 1986-11-10 | 1988-05-12 | Seagate Technology, Inc. | Dual track servo system |
JPH01155579A (ja) * | 1987-12-11 | 1989-06-19 | Mitsubishi Electric Corp | ディスク装置のヘッド位置制御回路 |
JPH01208777A (ja) * | 1988-02-03 | 1989-08-22 | Internatl Business Mach Corp <Ibm> | デイスク装置のサーボ・パターンの書込み方法 |
JP2835153B2 (ja) * | 1990-06-25 | 1998-12-14 | 株式会社東芝 | 高基数除算器 |
-
1990
- 1990-10-02 US US07/591,910 patent/US5193036A/en not_active Expired - Lifetime
-
1991
- 1991-07-11 JP JP3196062A patent/JP2553263B2/ja not_active Expired - Fee Related
- 1991-08-28 CA CA002050152A patent/CA2050152C/en not_active Expired - Fee Related
- 1991-08-29 EP EP91480133A patent/EP0479701B1/en not_active Expired - Lifetime
- 1991-08-29 SG SG1996005306A patent/SG46503A1/en unknown
- 1991-08-29 DE DE69118803T patent/DE69118803T2/de not_active Expired - Fee Related
- 1991-09-25 MY MYPI91001798A patent/MY107191A/en unknown
- 1991-09-26 KR KR1019910016762A patent/KR960001252B1/ko not_active IP Right Cessation
- 1991-09-29 CN CN91109433A patent/CN1022869C/zh not_active Expired - Fee Related
-
1996
- 1996-11-07 HK HK202696A patent/HK202696A/xx not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1039263C (zh) * | 1993-08-19 | 1998-07-22 | 国际商业机器公司 | 定制式数据恢复过程 |
CN1037036C (zh) * | 1993-08-26 | 1998-01-14 | 国际商业机器公司 | 直接存取存储设备中旋转执行器弧线补偿校正的方法和装置 |
CN102763161A (zh) * | 2010-02-17 | 2012-10-31 | 国际商业机器公司 | 伺服追踪零点参考的偏斜致动器 |
CN102763161B (zh) * | 2010-02-17 | 2015-06-17 | 国际商业机器公司 | 伺服追踪零点参考的偏斜致动器 |
Also Published As
Publication number | Publication date |
---|---|
CA2050152A1 (en) | 1992-04-03 |
DE69118803D1 (de) | 1996-05-23 |
EP0479701A2 (en) | 1992-04-08 |
EP0479701B1 (en) | 1996-04-17 |
JPH06318315A (ja) | 1994-11-15 |
HK202696A (en) | 1996-11-15 |
KR920008706A (ko) | 1992-05-28 |
KR960001252B1 (ko) | 1996-01-24 |
JP2553263B2 (ja) | 1996-11-13 |
US5193036A (en) | 1993-03-09 |
MY107191A (en) | 1995-09-30 |
SG46503A1 (en) | 1998-02-20 |
DE69118803T2 (de) | 1996-10-10 |
CN1022869C (zh) | 1993-11-24 |
EP0479701A3 (en) | 1992-12-09 |
CA2050152C (en) | 1996-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
OR01 | Other related matters | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI GST Free format text: FORMER OWNER: INTERNATIONAL BUSINESS MACHINE CORP. Effective date: 20040105 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040105 Address after: Amsterdam Patentee after: Hitachi Global Storage Tech Address before: American New York Patentee before: International Business Machines Corp. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 19931124 Termination date: 20100929 |