DE19983333T1 - Variable disk drive cylinder recording system - Google Patents

Variable disk drive cylinder recording system

Info

Publication number
DE19983333T1
DE19983333T1 DE19983333T DE19983333T DE19983333T1 DE 19983333 T1 DE19983333 T1 DE 19983333T1 DE 19983333 T DE19983333 T DE 19983333T DE 19983333 T DE19983333 T DE 19983333T DE 19983333 T1 DE19983333 T1 DE 19983333T1
Authority
DE
Germany
Prior art keywords
disk drive
recording system
drive cylinder
variable disk
cylinder recording
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.)
Withdrawn
Application number
DE19983333T
Other languages
German (de)
Inventor
Krishna Rameshwara Malakapalli
Kevin Dao
Bharatkumar Kothari
John T Aguilar
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE19983333T1 publication Critical patent/DE19983333T1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B20/1252—Formatting, e.g. arrangement of data block or words on the record carriers on discs for discontinuous data, e.g. digital information signals, computer programme data
    • 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
    • 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
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
DE19983333T 1998-06-26 1999-06-25 Variable disk drive cylinder recording system Withdrawn DE19983333T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9087498P 1998-06-26 1998-06-26
US34413299A 1999-06-24 1999-06-24
PCT/US1999/014210 WO2000001146A1 (en) 1998-06-26 1999-06-25 Variable disc drive cylinder recording system

Publications (1)

Publication Number Publication Date
DE19983333T1 true DE19983333T1 (en) 2001-06-13

Family

ID=26782731

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19983333T Withdrawn DE19983333T1 (en) 1998-06-26 1999-06-25 Variable disk drive cylinder recording system

Country Status (6)

Country Link
JP (1) JP2002519811A (en)
KR (1) KR20010053204A (en)
CN (1) CN1308813A (en)
DE (1) DE19983333T1 (en)
GB (1) GB2354631B (en)
WO (1) WO2000001146A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6751036B2 (en) 2000-08-04 2004-06-15 Seagate Technology Llc Tuning track density for data storage device
US6757119B2 (en) * 2000-08-04 2004-06-29 Seagate Technology Llc Adaptive zone frequency compensation for disc drives
US6633442B2 (en) 2000-08-04 2003-10-14 Seagate Technology Llc Adjusting track density and bit density to provide limited excess capacity in a storage device
US7046471B2 (en) 2002-07-31 2006-05-16 Seagate Technology Llc Method and apparatus for utilizing variable tracks per inch to reduce bits per inch for a head
CN1295619C (en) * 2002-09-25 2007-01-17 深圳易拓科技有限公司 Changeable partition method of disk drive
CN1295620C (en) * 2002-10-11 2007-01-17 深圳易拓科技有限公司 Variable partition method for magnetic disc drive
US6927930B1 (en) 2004-02-10 2005-08-09 Hitachi Global Storage Technologies Netherlands B.V. Adaptive data format method integrating spare sectors
US7502908B2 (en) * 2006-05-04 2009-03-10 International Business Machines Corporation Method for providing an address format compatible with different addressing formats used for addressing different sized address spaces
US8687306B1 (en) 2010-03-22 2014-04-01 Western Digital Technologies, Inc. Systems and methods for improving sequential data rate performance using sorted data zones
US9213493B1 (en) * 2011-12-16 2015-12-15 Western Digital Technologies, Inc. Sorted serpentine mapping for storage drives
KR101780331B1 (en) 2015-05-06 2017-09-20 주식회사 케이엔에스컴퍼니 A operating method of system structure of impeller for dispersion-emulsion apparatus based on dual rotator
KR20170010437A (en) 2017-01-20 2017-01-31 주식회사 케이엔에스컴퍼니 A operating method of system structure of impeller for dispersion-emulsion apparatus based on dual rotator
KR102334946B1 (en) 2019-06-18 2021-12-06 주식회사 케이엔에스컴퍼니 A system structure of impeller based on rotator to rotator equipped with cooling system
JP2021009747A (en) * 2019-06-28 2021-01-28 株式会社東芝 Magnetic disk device, and method of adjusting write data

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5596458A (en) * 1994-12-19 1997-01-21 Integral Peripherals, Inc. Variable zone layout for information storage disk drive

Also Published As

Publication number Publication date
GB2354631A (en) 2001-03-28
GB2354631B (en) 2003-01-15
KR20010053204A (en) 2001-06-25
JP2002519811A (en) 2002-07-02
WO2000001146A1 (en) 2000-01-06
GB0030530D0 (en) 2001-01-31
CN1308813A (en) 2001-08-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8607 Notification of search results after publication
8127 New person/name/address of the applicant

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8139 Disposal/non-payment of the annual fee