JPH0157404B2 - - Google Patents

Info

Publication number
JPH0157404B2
JPH0157404B2 JP55019401A JP1940180A JPH0157404B2 JP H0157404 B2 JPH0157404 B2 JP H0157404B2 JP 55019401 A JP55019401 A JP 55019401A JP 1940180 A JP1940180 A JP 1940180A JP H0157404 B2 JPH0157404 B2 JP H0157404B2
Authority
JP
Japan
Prior art keywords
ibg
block
magnetic tape
information
length
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
JP55019401A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56117311A (en
Inventor
Masayuki Ishiguro
Noboru Oowa
Akihiro Hayakawa
Hidehiko Tanaka
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP1940180A priority Critical patent/JPS56117311A/ja
Publication of JPS56117311A publication Critical patent/JPS56117311A/ja
Publication of JPH0157404B2 publication Critical patent/JPH0157404B2/ja
Granted 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
    • G11B20/1816—Testing
    • 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
    • G11B20/1816—Testing
    • G11B2020/183—Testing wherein at least one additional attempt is made to read or write the data when a first attempt is unsuccessful

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
JP1940180A 1980-02-19 1980-02-19 Error control system of magnetic tape device Granted JPS56117311A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1940180A JPS56117311A (en) 1980-02-19 1980-02-19 Error control system of magnetic tape device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1940180A JPS56117311A (en) 1980-02-19 1980-02-19 Error control system of magnetic tape device

Publications (2)

Publication Number Publication Date
JPS56117311A JPS56117311A (en) 1981-09-14
JPH0157404B2 true JPH0157404B2 (cg-RX-API-DMAC7.html) 1989-12-05

Family

ID=11998238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1940180A Granted JPS56117311A (en) 1980-02-19 1980-02-19 Error control system of magnetic tape device

Country Status (1)

Country Link
JP (1) JPS56117311A (cg-RX-API-DMAC7.html)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794737A (fr) * 1972-02-18 1973-05-16 Ibm Systemes d'enregistrement de signaux digitaux
JPS4965810A (cg-RX-API-DMAC7.html) * 1972-10-23 1974-06-26
JPS5151315A (ja) * 1974-10-31 1976-05-06 Fujitsu Ltd Kirokubaitaikensaseigyohoshiki

Also Published As

Publication number Publication date
JPS56117311A (en) 1981-09-14

Similar Documents

Publication Publication Date Title
JPS6010461A (ja) 磁気記憶装置
EP0096456B1 (en) Capstanless magnetic tape drive with electronic equivalent to length of tape
US3717846A (en) System for the detection of faults in a magnetic recording medium
GB988790A (en) Tape error indication apparatus
JPH0157404B2 (cg-RX-API-DMAC7.html)
JPH01253802A (ja) リードエラー回復機能を有する磁気記録装置
JPS60113361A (ja) 磁気デイスクフオ−マツト識別方式
JPH0520789A (ja) 記録再生装置
JPS58223860A (ja) 磁気デイスク制御装置
JPH0696511A (ja) 磁気ディスク装置
JP2576509B2 (ja) デ−タレコ−ダ
JP2560047Y2 (ja) 磁気テープ記録再生装置の異常ブロック弁別機構
JPH0464972A (ja) データレコーダ
Cunningham The IBM hypertape system
JPH04360001A (ja) ヘリカルスキャン記録の消去方法及び装置
JPS6292105A (ja) 磁気テ−プ記録方式
JPS6141042B2 (cg-RX-API-DMAC7.html)
JPS61220102A (ja) 磁気デイスク装置
JPH01158677A (ja) 書き込み誤り判断方法
JPH01137469A (ja) 磁気ディスク装置
JPH07161150A (ja) 磁気記録再生装置
JPH04102274A (ja) 磁気記憶装置の制御方式
JPS6242353A (ja) トラツク識別方法
JPH0352151A (ja) データレコーダ
JPS61224188A (ja) オーディオカセットテープの位置制御装置