JPS60187914A - 磁気ヘツドの診断方法 - Google Patents

磁気ヘツドの診断方法

Info

Publication number
JPS60187914A
JPS60187914A JP4450284A JP4450284A JPS60187914A JP S60187914 A JPS60187914 A JP S60187914A JP 4450284 A JP4450284 A JP 4450284A JP 4450284 A JP4450284 A JP 4450284A JP S60187914 A JPS60187914 A JP S60187914A
Authority
JP
Japan
Prior art keywords
data
track
read
head
write
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.)
Granted
Application number
JP4450284A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0348572B2 (enExample
Inventor
Yukio Taniyama
行生 谷山
Akihiro Hayakawa
早川　顕宏
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 JP4450284A priority Critical patent/JPS60187914A/ja
Publication of JPS60187914A publication Critical patent/JPS60187914A/ja
Publication of JPH0348572B2 publication Critical patent/JPH0348572B2/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
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • 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
    • G11B20/10009—Improvement or modification of read or write signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
JP4450284A 1984-03-08 1984-03-08 磁気ヘツドの診断方法 Granted JPS60187914A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4450284A JPS60187914A (ja) 1984-03-08 1984-03-08 磁気ヘツドの診断方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4450284A JPS60187914A (ja) 1984-03-08 1984-03-08 磁気ヘツドの診断方法

Publications (2)

Publication Number Publication Date
JPS60187914A true JPS60187914A (ja) 1985-09-25
JPH0348572B2 JPH0348572B2 (enExample) 1991-07-24

Family

ID=12693323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4450284A Granted JPS60187914A (ja) 1984-03-08 1984-03-08 磁気ヘツドの診断方法

Country Status (1)

Country Link
JP (1) JPS60187914A (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54151074A (en) * 1978-05-18 1979-11-27 Sanyo Electric Co Ltd Miswiring inspection device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54151074A (en) * 1978-05-18 1979-11-27 Sanyo Electric Co Ltd Miswiring inspection device

Also Published As

Publication number Publication date
JPH0348572B2 (enExample) 1991-07-24

Similar Documents

Publication Publication Date Title
KR950006846B1 (ko) 자기 디스크의 결함 검출 방법 및 장치
EP0426353A2 (en) Determination of the error rate of data storage devices
US4754222A (en) Method for detecting and evaluating dropouts in recording media having digital signals recorded thereon
KR890002871A (ko) 디지탈신호 재생장치
US4887171A (en) Slant record/helical scan playback certifier
JPS60187914A (ja) 磁気ヘツドの診断方法
JPS6138476A (ja) 記録媒体欠陥検出装置
US3646535A (en) Method and apparatus for measuring tape speed
JP2954104B2 (ja) バルクハウゼンノイズ検出方法
JPS607654A (ja) 磁気記録復調方式
JPH0243242B2 (enExample)
JPS6161220A (ja) 磁気記録再生システム
EP0666567A1 (en) Arrangement for determining the write quality during magnetic recording
JP2762489B2 (ja) 磁気ディスクの試験方法
JPH083942B2 (ja) 情報記録再生装置
JPH0522281B2 (enExample)
SU578653A1 (ru) Способ магнитной записи-воспроизведени цифровой информации
JP2574222B2 (ja) 磁気記録再生装置
JPS6280805A (ja) 磁気テ−プ装置のデ−タエラ−チエツク方式
JPS616913U (ja) デイスク型記録媒体テスタ
JPS59144013A (ja) マルチトラツク記録装置のエラ−測定装置
JPS61123067A (ja) 磁気テ−プ装置の試験方法
JPS61182681A (ja) フレキシブルデイスク装置の保守方法
JPS62185201A (ja) 磁気記録媒体の品質検査方法
JPH0235605A (ja) 磁気ストライプ読み取り方式