SG44407A1 - Position identification and error handling in data recording disk file - Google Patents

Position identification and error handling in data recording disk file

Info

Publication number
SG44407A1
SG44407A1 SG1996000204A SG1996000204A SG44407A1 SG 44407 A1 SG44407 A1 SG 44407A1 SG 1996000204 A SG1996000204 A SG 1996000204A SG 1996000204 A SG1996000204 A SG 1996000204A SG 44407 A1 SG44407 A1 SG 44407A1
Authority
SG
Singapore
Prior art keywords
data recording
recording disk
error handling
position identification
disk file
Prior art date
Application number
SG1996000204A
Other languages
English (en)
Inventor
Steven Robert Hetzler
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
Publication of SG44407A1 publication Critical patent/SG44407A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • 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
    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • 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
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
SG1996000204A 1992-03-25 1993-03-17 Position identification and error handling in data recording disk file SG44407A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/858,390 US5369535A (en) 1992-03-25 1992-03-25 Fixed block architecture disk file with improved position identification and error handling

Publications (1)

Publication Number Publication Date
SG44407A1 true SG44407A1 (en) 1997-12-19

Family

ID=25328200

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000204A SG44407A1 (en) 1992-03-25 1993-03-17 Position identification and error handling in data recording disk file

Country Status (4)

Country Link
US (1) US5369535A (de)
EP (1) EP0562758A3 (de)
JP (1) JP2574980B2 (de)
SG (1) SG44407A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3395235B2 (ja) * 1993-02-09 2003-04-07 ソニー株式会社 情報記録ディスク
US5523903A (en) * 1993-12-23 1996-06-04 International Business Machines Corporation Sector architecture for fixed block disk drive
US5587850A (en) * 1994-08-26 1996-12-24 Quantum Corporation Data track pattern including embedded servo sectors for magneto-resistive read/inductive write head structure for a disk drive
US5600506A (en) * 1995-05-10 1997-02-04 Conner Peripherals, Inc. Apparatus and method for determining the position of a transducer relative to a disk surface in a disk drive system
KR19990022303A (ko) * 1995-06-06 1999-03-25 칼로타 바스미스 자기 저항 헤드 차동 마이크로 조그
US6181497B1 (en) * 1995-12-12 2001-01-30 International Business Machines Corporation System and method for providing nonadjacent redundancy synchronization bytes
US5771131A (en) * 1996-07-18 1998-06-23 Quantum Corporation Tracking in hard disk drive using magnetoresistive heads
US5917439A (en) * 1996-12-20 1999-06-29 Mobile Storage Technology Inc. System for high speed track accessing of disk drive assembly
US6049438A (en) * 1997-03-07 2000-04-11 International Business Machines Corporation Method and apparatus for encoding digital servo information in a servo burst
US6014283A (en) * 1997-05-15 2000-01-11 Western Digital Corporation Non-quadrature servo burst pattern for micro-jogging a magnetoresistive head in a magnetic disk drive
US6141176A (en) * 1998-06-16 2000-10-31 International Business Machines Corporation Data storage disk with information encoded in the position error signal fields
US6462898B2 (en) 1998-06-16 2002-10-08 International Business Machines Corporation Disk drive with information encoded in the position error signal fields
US6604223B1 (en) 1998-08-17 2003-08-05 Seagate Technology Llc System and method for correcting interference errors in data encoded on storage media
US7027247B2 (en) * 2001-06-28 2006-04-11 Stmicroelectronics, Inc. Servo circuit having a synchronous servo channel and method for synchronously recovering servo data
JP3778428B2 (ja) * 2001-09-06 2006-05-24 富士通株式会社 磁気パターン転写方法及び磁気パターン転写装置
KR100640666B1 (ko) 2005-11-22 2006-11-01 삼성전자주식회사 데이터 저장 시스템에서의 트랙 디펙 관리 방법 및 이를이용한 디스크 드라이브

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462053A (en) * 1981-07-02 1984-07-24 Irwin International, Inc. Method for controlling a disc head
US4513331A (en) * 1982-10-12 1985-04-23 Dysan Corporation Method and apparatus for disk drive alignment
US4575775A (en) * 1984-08-27 1986-03-11 International Business Machines Corporation Magnetic recording disk having a sector servo pattern for use with a multiple element head
US4656538A (en) * 1985-11-14 1987-04-07 Xebec Development Partners, Ltd. Disk drive control system
US4669004A (en) * 1986-02-27 1987-05-26 Quantum Corporation High capacity disk file with embedded sector servo
EP0275078B1 (de) * 1987-01-13 1995-04-05 Nec Corporation Spurverfolgung-Kontrollsystem für magnetische Platteneinheit
US5164866A (en) * 1987-05-20 1992-11-17 Victor Company Of Japan, Ltd. Timing signal recording system of a magnetic disk apparatus
JPH0721947B2 (ja) * 1987-12-10 1995-03-08 富士電機株式会社 ディスク記憶装置の基準トラック検出方式
DE3923165A1 (de) * 1988-07-15 1990-01-18 Hitachi Ltd Magnetplattenvorrichtung

Also Published As

Publication number Publication date
JPH06103703A (ja) 1994-04-15
EP0562758A3 (de) 1993-10-13
EP0562758A2 (de) 1993-09-29
JP2574980B2 (ja) 1997-01-22
US5369535A (en) 1994-11-29

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