JPS5443008A - Write-read system - Google Patents

Write-read system

Info

Publication number
JPS5443008A
JPS5443008A JP10972177A JP10972177A JPS5443008A JP S5443008 A JPS5443008 A JP S5443008A JP 10972177 A JP10972177 A JP 10972177A JP 10972177 A JP10972177 A JP 10972177A JP S5443008 A JPS5443008 A JP S5443008A
Authority
JP
Japan
Prior art keywords
write
read system
recording
indexes
boforehand
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.)
Pending
Application number
JP10972177A
Other languages
Japanese (ja)
Inventor
Hiroaki Kamibayashi
Rikio Kuribayashi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10972177A priority Critical patent/JPS5443008A/en
Publication of JPS5443008A publication Critical patent/JPS5443008A/en
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

PURPOSE: To eliminate the effect of partial defects on recording tracks by boforehand recording recording position controlling indexes on each track together with intrinsic indexes.
COPYRIGHT: (C)1979,JPO&Japio
JP10972177A 1977-09-12 1977-09-12 Write-read system Pending JPS5443008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10972177A JPS5443008A (en) 1977-09-12 1977-09-12 Write-read system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10972177A JPS5443008A (en) 1977-09-12 1977-09-12 Write-read system

Publications (1)

Publication Number Publication Date
JPS5443008A true JPS5443008A (en) 1979-04-05

Family

ID=14517531

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10972177A Pending JPS5443008A (en) 1977-09-12 1977-09-12 Write-read system

Country Status (1)

Country Link
JP (1) JPS5443008A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473211A1 (en) * 1980-01-02 1981-07-10 Cii Honeywell Bull Location of faults on magnetic memory disc tracks - using preformed sequence to locate track faults and recording faulty track data in index at head of each data block
JPS57129850A (en) * 1981-02-04 1982-08-12 Sanyo Kokusaku Pulp Co Cement clinker crushing aid
JPS62112269A (en) * 1985-11-11 1987-05-23 Nec Corp Magnetic disk format system for magnetic disk processor
JPS62119145A (en) * 1985-11-18 1987-05-30 新日鐵化学株式会社 Manufacture of blast furnace cement

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473211A1 (en) * 1980-01-02 1981-07-10 Cii Honeywell Bull Location of faults on magnetic memory disc tracks - using preformed sequence to locate track faults and recording faulty track data in index at head of each data block
JPS57129850A (en) * 1981-02-04 1982-08-12 Sanyo Kokusaku Pulp Co Cement clinker crushing aid
JPS62112269A (en) * 1985-11-11 1987-05-23 Nec Corp Magnetic disk format system for magnetic disk processor
JPS62119145A (en) * 1985-11-18 1987-05-30 新日鐵化学株式会社 Manufacture of blast furnace cement
JPH0712959B2 (en) * 1985-11-18 1995-02-15 新日鐵化学株式会社 Blast furnace cement manufacturing method

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