GB1404541A - Information storage system - Google Patents

Information storage system

Info

Publication number
GB1404541A
GB1404541A GB2360773A GB2360773A GB1404541A GB 1404541 A GB1404541 A GB 1404541A GB 2360773 A GB2360773 A GB 2360773A GB 2360773 A GB2360773 A GB 2360773A GB 1404541 A GB1404541 A GB 1404541A
Authority
GB
United Kingdom
Prior art keywords
defect
recorded
block
track
data
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
Application number
GB2360773A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1404541A publication Critical patent/GB1404541A/en
Expired legal-status Critical Current

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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883—Methods for assignment of alternate areas for defective areas
    • 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)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
GB2360773A 1972-06-07 1973-05-17 Information storage system Expired GB1404541A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26068472A 1972-06-07 1972-06-07

Publications (1)

Publication Number Publication Date
GB1404541A true GB1404541A (en) 1975-09-03

Family

ID=22990179

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2360773A Expired GB1404541A (en) 1972-06-07 1973-05-17 Information storage system

Country Status (13)

Country Link
JP (1) JPS5751162B2 (fr)
AU (1) AU475711B2 (fr)
BE (1) BE799689A (fr)
BR (1) BR7304237D0 (fr)
CA (1) CA1020666A (fr)
CH (1) CH561448A5 (fr)
DE (1) DE2328025C3 (fr)
DK (1) DK143580C (fr)
FR (1) FR2188235B1 (fr)
GB (1) GB1404541A (fr)
IT (1) IT998117B (fr)
NL (1) NL181533C (fr)
SE (1) SE393208B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0845780A1 (fr) * 1995-08-18 1998-06-03 Matsushita Electric Industrial Co., Ltd. Dispositif d'enregistrement et de reproduction d'informations et support d'enregistrement et de reproduction d'informations
WO2001031651A1 (fr) * 1999-10-28 2001-05-03 Seagate Technology Llc Remplissage des octets de synchronisation

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073935B (en) * 1980-04-11 1983-12-21 Rca Corp Tape format to facilitate error concealment and apparatus for recording and/or replaying same
JPS6095654A (ja) * 1983-10-28 1985-05-29 Sharp Corp シーケンシャルアクセス型フロッピーディスク装置における複数ファイル管理方式
JPS6297177A (ja) * 1985-10-24 1987-05-06 Nec Corp 磁気テ−プ装置
JPH0668886B2 (ja) * 1986-11-10 1994-08-31 株式会社日立製作所 磁気デイスクの欠陥回避制御方式
DE3739161C2 (de) * 1987-11-19 2000-06-15 Grundig Ag Verfahren zur Aufzeichnung und Wiedergabe von Informationssignalen auf ein bzw. von einem Aufzeichnungsmedium
JPH0719393B2 (ja) * 1992-03-30 1995-03-06 株式会社日立製作所 光学的情報処理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937368A (en) * 1956-12-12 1960-05-17 Bell Telephone Labor Inc Means for detecting marking and bypassing defective areas in a magnetic record medium
US3588855A (en) * 1968-10-14 1971-06-28 Ibm Data gap responding apparatus
JPS474054U (fr) * 1971-01-28 1972-09-08

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0845780A1 (fr) * 1995-08-18 1998-06-03 Matsushita Electric Industrial Co., Ltd. Dispositif d'enregistrement et de reproduction d'informations et support d'enregistrement et de reproduction d'informations
EP0845780A4 (fr) * 1995-08-18 1999-06-09 Matsushita Electric Ind Co Ltd Dispositif d'enregistrement et de reproduction d'informations et support d'enregistrement et de reproduction d'informations
US6223302B1 (en) 1995-08-18 2001-04-24 Matsushita Electric Industrial Co., Ltd. Information recording/reproducing unit and information recording/reproducing data
WO2001031651A1 (fr) * 1999-10-28 2001-05-03 Seagate Technology Llc Remplissage des octets de synchronisation
US6301679B1 (en) 1999-10-28 2001-10-09 Seagate Technology Llc Sync byte padding
GB2369483A (en) * 1999-10-28 2002-05-29 Seagate Technology Llc Sync byte padding

Also Published As

Publication number Publication date
NL181533B (nl) 1987-04-01
DE2328025A1 (de) 1973-12-20
CH561448A5 (fr) 1975-04-30
AU475711B2 (en) 1976-09-02
FR2188235A1 (fr) 1974-01-18
CA1020666A (en) 1977-11-08
AU5620173A (en) 1974-11-28
DK143580C (da) 1982-01-25
BR7304237D0 (pt) 1974-07-25
DE2328025B2 (de) 1975-03-27
DE2328025C3 (de) 1975-11-06
FR2188235B1 (fr) 1976-11-12
NL7307989A (fr) 1973-12-11
SE393208B (sv) 1977-05-02
BE799689A (fr) 1973-09-17
NL181533C (nl) 1987-09-01
JPS4952612A (fr) 1974-05-22
JPS5751162B2 (fr) 1982-10-30
DK143580B (da) 1981-09-07
IT998117B (it) 1976-01-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920517