DE3771296D1 - Servosynchronisierungsverfahren und -anordnung fuer eine magnetische platte. - Google Patents

Servosynchronisierungsverfahren und -anordnung fuer eine magnetische platte.

Info

Publication number
DE3771296D1
DE3771296D1 DE8787308600T DE3771296T DE3771296D1 DE 3771296 D1 DE3771296 D1 DE 3771296D1 DE 8787308600 T DE8787308600 T DE 8787308600T DE 3771296 T DE3771296 T DE 3771296T DE 3771296 D1 DE3771296 D1 DE 3771296D1
Authority
DE
Germany
Prior art keywords
arrangement
magnetic disk
synchronization method
servo synchronization
servo
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
Application number
DE8787308600T
Other languages
English (en)
Inventor
Hubert Song
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Application granted granted Critical
Publication of DE3771296D1 publication Critical patent/DE3771296D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G11B19/28—Speed controlling, regulating, or indicating
    • 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
    • G11B5/59633—Servo formatting
    • G11B5/59655—Sector, sample or burst servo format
    • 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
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
DE8787308600T 1986-10-14 1987-09-29 Servosynchronisierungsverfahren und -anordnung fuer eine magnetische platte. Expired - Fee Related DE3771296D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/918,502 US4825310A (en) 1986-10-14 1986-10-14 Method and apparatus for recording servo synchronization information

Publications (1)

Publication Number Publication Date
DE3771296D1 true DE3771296D1 (de) 1991-08-14

Family

ID=25440482

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787308600T Expired - Fee Related DE3771296D1 (de) 1986-10-14 1987-09-29 Servosynchronisierungsverfahren und -anordnung fuer eine magnetische platte.

Country Status (5)

Country Link
US (1) US4825310A (de)
EP (1) EP0265092B1 (de)
JP (1) JPS63100675A (de)
KR (1) KR910001338B1 (de)
DE (1) DE3771296D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977471A (en) * 1987-12-07 1990-12-11 Fujitsu America, Inc. Method for servo formatting disc media for a floppy disk drive
US5177651A (en) * 1987-12-23 1993-01-05 Konica Corporation Magnetic media and servo synchronization method
JPH0821213B2 (ja) * 1988-08-05 1996-03-04 富士通株式会社 セクターサーボ情報検出方法
JP2586621B2 (ja) * 1988-12-16 1997-03-05 松下電器産業株式会社 データ記録方法
JP2612337B2 (ja) * 1989-03-29 1997-05-21 三菱電機株式会社 磁気ヘッドの位置決めのためのサーボ情報の記録・検出方法
US5079654A (en) * 1989-05-30 1992-01-07 Teac Corporation Data transducer position control system for data transfer apparatus employing dislike record media
JP2933172B2 (ja) * 1989-10-25 1999-08-09 株式会社東芝 磁気記録再生装置
US4987355A (en) * 1989-12-05 1991-01-22 Digital Equipment Corporation Self-synchronizing servo control system and servo data code for high density disk drives
EP0563230B1 (de) * 1990-12-19 2000-02-16 Mobile Storage Technology Inc. Miniatur-festplattenantrieb für tragbaren computer
US5321560A (en) * 1991-09-25 1994-06-14 Integral Peripherals, Inc. Embedded servo system for low power disk drives
US6310747B1 (en) 1991-09-25 2001-10-30 Mobile Storage Technology, Inc. Method for reducing external signal interference with signals in a computer disk storage system
US5379171A (en) * 1991-09-25 1995-01-03 Integral Peripherals Microminiature hard disk drive
US5293276A (en) * 1992-01-24 1994-03-08 Fujitsu Limited Method for generating a reference signal from unique servo mark pattern detection
US5596458A (en) * 1994-12-19 1997-01-21 Integral Peripherals, Inc. Variable zone layout for information storage disk drive
US6091559A (en) * 1994-12-19 2000-07-18 Mobile Storage Technology Inc. Variable zone layout and track pitch parameter considerations for information storage disk drive
JPH09167456A (ja) * 1995-12-15 1997-06-24 Fujitsu Ltd ディスク装置及びディスク媒体
KR100195183B1 (ko) 1995-12-19 1999-06-15 윤종용 데이타 필드가 확장된 하드 디스크 드라이브
US6510015B2 (en) 1999-12-10 2003-01-21 Seagate Technology Llc Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the same
US7342741B1 (en) 2000-02-10 2008-03-11 Esgw Holdings Limited Disk drive with variable track density
US7020052B2 (en) * 2001-08-30 2006-03-28 Iomega Corporation System and method for a high bandwidth servo system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297737A (en) * 1979-12-26 1981-10-27 International Business Machines Corporation Sector servo with sync marks
US4400747A (en) * 1981-06-26 1983-08-23 International Business Machines Corporation Servo system for data storage apparatus
US4462053A (en) * 1981-07-02 1984-07-24 Irwin International, Inc. Method for controlling a disc head
US4472750A (en) * 1981-07-02 1984-09-18 Irwin Magnetic Systems, Inc. Data record with pre-recorded transducer positioning signals, and system for utilizing same
US4424543A (en) * 1981-11-16 1984-01-03 Dma Systems Corporation Method and apparatus for recording transducer positioning information
EP0088554B1 (de) * 1982-02-24 1986-04-16 Kabushiki Kaisha Toshiba Verfahren und Vorrichtung zur Lageermittlung und Vorrichtung zum Positionieren eines Schreib-Lesekopfes während der Suchoperation bei einem Plattenspeicher mit Daten und Servosektoren

Also Published As

Publication number Publication date
US4825310A (en) 1989-04-25
KR880005601A (ko) 1988-06-29
KR910001338B1 (ko) 1991-03-04
EP0265092B1 (de) 1991-07-10
JPS63100675A (ja) 1988-05-02
EP0265092A3 (en) 1988-11-30
EP0265092A2 (de) 1988-04-27

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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