HK1153306A1 - 磁盤偏心率確定 - Google Patents

磁盤偏心率確定

Info

Publication number
HK1153306A1
HK1153306A1 HK11107452.3A HK11107452A HK1153306A1 HK 1153306 A1 HK1153306 A1 HK 1153306A1 HK 11107452 A HK11107452 A HK 11107452A HK 1153306 A1 HK1153306 A1 HK 1153306A1
Authority
HK
Hong Kong
Prior art keywords
disk
eccentricity determination
eccentricity
determination
Prior art date
Application number
HK11107452.3A
Other languages
English (en)
Inventor
．蘭伯特
Original Assignee
西部數據傳媒公司
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 西部數據傳媒公司 filed Critical 西部數據傳媒公司
Publication of HK1153306A1 publication Critical patent/HK1153306A1/zh

Links

Classifications

    • 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
    • G11B5/59627—Aligning for runout, eccentricity or offset compensation
    • 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
    • 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
    • G11B5/59638—Servo formatting apparatuses, e.g. servo-writers
HK11107452.3A 2008-09-29 2011-07-18 磁盤偏心率確定 HK1153306A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/240,139 US7924519B2 (en) 2008-09-29 2008-09-29 Eccentricity determination for a disk

Publications (1)

Publication Number Publication Date
HK1153306A1 true HK1153306A1 (zh) 2012-03-23

Family

ID=42057201

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11107452.3A HK1153306A1 (zh) 2008-09-29 2011-07-18 磁盤偏心率確定

Country Status (3)

Country Link
US (1) US7924519B2 (zh)
CN (2) CN101714356A (zh)
HK (1) HK1153306A1 (zh)

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Also Published As

Publication number Publication date
US20100079888A1 (en) 2010-04-01
CN101996645A (zh) 2011-03-30
CN101996645B (zh) 2014-06-11
US7924519B2 (en) 2011-04-12
CN101714356A (zh) 2010-05-26

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180923