SE393208B - Anordning for att undvika uppteckning och lesning av information pa defekta areor - Google Patents

Anordning for att undvika uppteckning och lesning av information pa defekta areor

Info

Publication number
SE393208B
SE393208B SE7306179A SE7306179A SE393208B SE 393208 B SE393208 B SE 393208B SE 7306179 A SE7306179 A SE 7306179A SE 7306179 A SE7306179 A SE 7306179A SE 393208 B SE393208 B SE 393208B
Authority
SE
Sweden
Prior art keywords
avoiding
recording
reading
information
defective areas
Prior art date
Application number
SE7306179A
Other languages
English (en)
Swedish (sv)
Inventor
D I Frush
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 SE393208B publication Critical patent/SE393208B/xx

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)
SE7306179A 1972-06-07 1973-05-03 Anordning for att undvika uppteckning och lesning av information pa defekta areor SE393208B (sv)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE393208B true SE393208B (sv) 1977-05-02

Family

ID=22990179

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7306179A SE393208B (sv) 1972-06-07 1973-05-03 Anordning for att undvika uppteckning och lesning av information pa defekta areor

Country Status (13)

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

Families Citing this family (8)

* 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
WO1997007505A1 (fr) 1995-08-18 1997-02-27 Matsushita Electric Industrial Co., Ltd. Dispositif d'enregistrement et de reproduction d'informations et support d'enregistrement et de reproduction d'informations
DE10085084T1 (de) * 1999-10-28 2002-11-21 Seagate Technology Llc Synchronisations-Byte-Padding

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 (hu) * 1971-01-28 1972-09-08

Also Published As

Publication number Publication date
NL181533B (nl) 1987-04-01
FR2188235B1 (hu) 1976-11-12
CA1020666A (en) 1977-11-08
BR7304237D0 (pt) 1974-07-25
FR2188235A1 (hu) 1974-01-18
CH561448A5 (hu) 1975-04-30
DE2328025A1 (de) 1973-12-20
JPS4952612A (hu) 1974-05-22
AU5620173A (en) 1974-11-28
DE2328025B2 (de) 1975-03-27
BE799689A (fr) 1973-09-17
DE2328025C3 (de) 1975-11-06
DK143580B (da) 1981-09-07
NL7307989A (hu) 1973-12-11
AU475711B2 (en) 1976-09-02
NL181533C (nl) 1987-09-01
IT998117B (it) 1976-01-20
GB1404541A (en) 1975-09-03
JPS5751162B2 (hu) 1982-10-30
DK143580C (da) 1982-01-25

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