IT1063872B - Apparecchiatura di memorizzazione a dischi - Google Patents

Apparecchiatura di memorizzazione a dischi

Info

Publication number
IT1063872B
IT1063872B IT21448/76A IT2144876A IT1063872B IT 1063872 B IT1063872 B IT 1063872B IT 21448/76 A IT21448/76 A IT 21448/76A IT 2144876 A IT2144876 A IT 2144876A IT 1063872 B IT1063872 B IT 1063872B
Authority
IT
Italy
Prior art keywords
storage equipment
disc storage
disc
equipment
storage
Prior art date
Application number
IT21448/76A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1063872B publication Critical patent/IT1063872B/it

Links

Classifications

    • 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
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV 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
    • G11B5/48—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
    • 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
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1281—Servo information
    • G11B2020/1282—Servo information in embedded servo fields
IT21448/76A 1975-05-30 1976-03-23 Apparecchiatura di memorizzazione a dischi IT1063872B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/582,515 US4016603A (en) 1975-05-30 1975-05-30 Disk storage apparatus having signals recorded in a specific format

Publications (1)

Publication Number Publication Date
IT1063872B true IT1063872B (it) 1985-02-18

Family

ID=24329449

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21448/76A IT1063872B (it) 1975-05-30 1976-03-23 Apparecchiatura di memorizzazione a dischi

Country Status (13)

Country Link
US (1) US4016603A (it)
JP (1) JPS59901B2 (it)
AT (1) AT354122B (it)
AU (1) AU502093B2 (it)
BE (1) BE840961A (it)
BR (1) BR7603481A (it)
CA (1) CA1079848A (it)
DE (1) DE2619601A1 (it)
FR (1) FR2312835A1 (it)
GB (1) GB1499293A (it)
IT (1) IT1063872B (it)
NL (1) NL7605718A (it)
SE (1) SE412655B (it)

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US4578722A (en) * 1982-12-23 1986-03-25 International Business Machines Corporation Method for checking disk identity in a flexible disk recorder
US4504873A (en) * 1983-04-04 1985-03-12 International Business Machines Corporation Identification field scan apparatus
JPH0812743B2 (ja) * 1983-06-30 1996-02-07 株式会社東芝 ディスク装置
US4530019A (en) * 1984-06-04 1985-07-16 Dma Systems Servo pattern
US4575774A (en) * 1984-06-22 1986-03-11 Honeywell Information Systems Inc. Disk subsystem read write control
US4562495A (en) * 1984-07-02 1985-12-31 Verbatim Corporation Multiple system disk
US4884259A (en) * 1984-08-28 1989-11-28 Fuji Photo Film Co., Ltd. Optical memory disk and track access therefor
US4813011A (en) * 1985-05-13 1989-03-14 International Business Machines Corporation Data processing peripheral subsystems having a controller and a plurality of peripheral devices
JP2593437B2 (ja) * 1985-09-24 1997-03-26 株式会社東芝 磁気デイスクのサーボ位置決め装置
US4714967A (en) * 1985-11-14 1987-12-22 Eastman Kodak Company Binarily related variable rate recorder
US4802050A (en) * 1986-02-21 1989-01-31 Brother Kogyo Kabushiki Kaisha Magnetic recording medium
US4750059A (en) * 1986-08-25 1988-06-07 Eastman Kodak Company Data recording format for an information-bearing disk
US4953122A (en) * 1986-10-31 1990-08-28 Laserdrive Ltd. Pseudo-erasable and rewritable write-once optical disk memory system
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
KR0144463B1 (ko) * 1988-10-26 1998-07-15 오오가 노리오 자기 디스크 장치
US4999720A (en) * 1989-06-05 1991-03-12 Maxtor Corporation Zone density sector counter
DE69021454T2 (de) * 1989-06-13 1996-05-02 Sony Corp Plattenspeichersystem.
JP2802102B2 (ja) * 1989-06-27 1998-09-24 日立マクセル株式会社 情報記録デイスク
USRE38503E1 (en) 1989-06-27 2004-04-20 Hitachi Maxell, Ltd. Information recording disk
US5274772A (en) * 1989-06-28 1993-12-28 International Business Machines Corporation Data processing systems having means for selectively combining records into signal blocks for recording in a record medium
US5193034A (en) * 1989-07-17 1993-03-09 Hitachi, Ltd. Magnetic disk apparatus of constant-density recording type, magnetic disk used therefor and servo-writing device for patterning on the magnetic disk
WO1991001554A1 (en) * 1989-07-19 1991-02-07 Syquest Technology Zone servo sector format alignment scheme for servo and spindle motor control
US5121280A (en) * 1989-07-19 1992-06-09 Syquest Technology Zone servo sector format alignment scheme for servo and spindle motor control
JPH03104056A (ja) * 1989-09-19 1991-05-01 Hitachi Ltd 回転型情報記録再生装置の情報記録再生方法
US5324188A (en) * 1989-12-19 1994-06-28 Canon Kabushiki Kaisha Roller stamper for molding a substrate sheet to become an information recording medium
US5210660A (en) * 1990-01-17 1993-05-11 International Business Machines Corporation Sectored servo independent of data architecture
US5170299A (en) * 1990-08-17 1992-12-08 Quantum Corporation Edge servo for disk drive head positioner
US5255136A (en) * 1990-08-17 1993-10-19 Quantum Corporation High capacity submicro-winchester fixed disk drive
US5305302A (en) * 1990-12-04 1994-04-19 Conner Peripherals, Inc. Track format and record carrier system for split data field support
JP2596222B2 (ja) * 1990-12-18 1997-04-02 松下電器産業株式会社 磁気ディスク及び磁気ディスク装置
US5257143A (en) * 1991-01-15 1993-10-26 Zenith Data Systems Corporation Method and apparatus for positioning head of disk drive using zone-bit-recording
US5517631A (en) * 1991-02-01 1996-05-14 Quantum Corporation Miniature disk drive having embedded sector servo with split data fields and automatic on-the-fly data block sequencing
US5321562A (en) * 1991-03-17 1994-06-14 Sony Corporation Data recording and/or reproducing apparatus
US5592348A (en) * 1991-05-17 1997-01-07 Adaptec, Inc. Method and structure for locating and skipping over servo bursts on a magnetic disk
US5475540A (en) * 1991-06-04 1995-12-12 Quantum Corporation Magnetic data storage disk drive with data block sequencing by using ID fields after embedded servo sectors
US5278703A (en) * 1991-06-21 1994-01-11 Digital Equipment Corp. Embedded servo banded format for magnetic disks for use with a data processing system
JP3248194B2 (ja) * 1991-06-24 2002-01-21 ソニー株式会社 磁気ディスク記録再生装置
US5202799A (en) * 1991-06-24 1993-04-13 Ibm Corporation Logical data tracks extending among a plurality of zones of physical tracks of one or more disk devices
JPH06503196A (ja) * 1991-10-18 1994-04-07 マックスター・コーポレーション ハイブリッドセクタ・サーボシステム
JP2810267B2 (ja) * 1991-12-26 1998-10-15 株式会社日立製作所 情報記録再生装置
US5293565A (en) * 1992-02-04 1994-03-08 International Business Machines Corporation Fortmat for data-storing disk media wherein addressable track angular length is independent of disk revolutions
JP3132701B2 (ja) * 1993-11-05 2001-02-05 キヤノン株式会社 情報記録方法
US5719983A (en) * 1995-12-18 1998-02-17 Symbios Logic Inc. Method and apparatus for placement of video data based on disk zones
US6411452B1 (en) 1997-03-11 2002-06-25 Western Digital Technologies, Inc. Disk drive employing read error tolerant sync mark detection
US6084738A (en) * 1997-08-15 2000-07-04 Seagate Technology, Inc. Writing servo information to a disc drive at a constant density
JP2003526865A (ja) * 1997-08-15 2003-09-09 シーゲート テクノロジー，インコーポレイテッド ディスク・ドライブにおける一定密度のサーボ情報
US6865042B2 (en) * 2002-02-13 2005-03-08 Hitachi Global Storage Technologies Netherlands N.V. Embedded servo patterning methods and apparatus
JP4197689B2 (ja) * 2004-09-24 2008-12-17 Ｔｄｋ株式会社 情報記録媒体、記録再生装置およびスタンパー
JP2009163783A (ja) * 2007-12-28 2009-07-23 Tdk Corp 情報記録媒体、記録再生装置およびスタンパー
US20140366577A1 (en) * 2013-06-18 2014-12-18 Pioneer Energy Inc. Systems and methods for separating alkane gases with applications to raw natural gas processing and flare gas capture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US337852A (en) * 1886-03-16 Spool-holder for sewing-machines
US3185972A (en) * 1961-10-10 1965-05-25 Ibm Transducer positioning system utilizing record with interspersed data and positioning information
US3337852A (en) * 1964-06-05 1967-08-22 Honeywell Inc Information handling apparatus
US3623006A (en) * 1970-06-29 1971-11-23 Burroughs Corp Queueing device for the selection of requests for access to a storage medium
US3883853A (en) * 1973-08-02 1975-05-13 Burroughs Corp Address generator for rotating data storage devices

Also Published As

Publication number Publication date
AU502093B2 (en) 1979-07-12
JPS59901B2 (ja) 1984-01-09
AT354122B (de) 1979-12-27
JPS51147308A (en) 1976-12-17
SE7605134L (sv) 1976-12-01
BE840961A (fr) 1976-08-16
US4016603A (en) 1977-04-05
CA1079848A (en) 1980-06-17
DE2619601A1 (de) 1976-12-02
NL7605718A (nl) 1976-12-02
BR7603481A (pt) 1977-01-11
AU1436676A (en) 1977-12-01
FR2312835B1 (it) 1978-05-05
ATA329676A (de) 1979-05-15
FR2312835A1 (fr) 1976-12-24
SE412655B (sv) 1980-03-10
GB1499293A (en) 1978-01-25

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