JPS5883370A - 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法 - Google Patents

磁気デイスク用サ−ボパタ−ン書込み間隔検査方法

Info

Publication number
JPS5883370A
JPS5883370A JP18040081A JP18040081A JPS5883370A JP S5883370 A JPS5883370 A JP S5883370A JP 18040081 A JP18040081 A JP 18040081A JP 18040081 A JP18040081 A JP 18040081A JP S5883370 A JPS5883370 A JP S5883370A
Authority
JP
Japan
Prior art keywords
pattern
voltage
servo
disk
patterns
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
JP18040081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0142073B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Mizusawa
浩 水沢
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 High Tech Corp
Original Assignee
Hitachi Electronics Engineering Co 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 Electronics Engineering Co Ltd filed Critical Hitachi Electronics Engineering Co Ltd
Priority to JP18040081A priority Critical patent/JPS5883370A/ja
Publication of JPS5883370A publication Critical patent/JPS5883370A/ja
Publication of JPH0142073B2 publication Critical patent/JPH0142073B2/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP18040081A 1981-11-12 1981-11-12 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法 Granted JPS5883370A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18040081A JPS5883370A (ja) 1981-11-12 1981-11-12 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18040081A JPS5883370A (ja) 1981-11-12 1981-11-12 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法

Publications (2)

Publication Number Publication Date
JPS5883370A true JPS5883370A (ja) 1983-05-19
JPH0142073B2 JPH0142073B2 (enrdf_load_stackoverflow) 1989-09-08

Family

ID=16082571

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18040081A Granted JPS5883370A (ja) 1981-11-12 1981-11-12 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法

Country Status (1)

Country Link
JP (1) JPS5883370A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6337873A (ja) * 1986-07-31 1988-02-18 Hitachi Electronics Eng Co Ltd サ−ボトラツクライタにおけるマスタクロツク作成装置
JPH0359857A (ja) * 1989-07-28 1991-03-14 Toshiba Corp データ記録再生装置のサーボ異常検出装置
KR20040096958A (ko) * 2004-10-11 2004-11-17 김영권 승강기

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6337873A (ja) * 1986-07-31 1988-02-18 Hitachi Electronics Eng Co Ltd サ−ボトラツクライタにおけるマスタクロツク作成装置
JPH0359857A (ja) * 1989-07-28 1991-03-14 Toshiba Corp データ記録再生装置のサーボ異常検出装置
KR20040096958A (ko) * 2004-10-11 2004-11-17 김영권 승강기

Also Published As

Publication number Publication date
JPH0142073B2 (enrdf_load_stackoverflow) 1989-09-08

Similar Documents

Publication Publication Date Title
US4574234A (en) System for measuring selected parameters of electrical signals and method
US4651105A (en) Digital peak detecting means for a pulse train of electrical signals having a frequency within a known frequency bandwidth
JPS58117461A (ja) 速度検出装置
US4642562A (en) Phase difference demodulator
JPS5883370A (ja) 磁気デイスク用サ−ボパタ−ン書込み間隔検査方法
US3414816A (en) Apparatus for measuring skew in a tape transport
JP2821629B2 (ja) 光ディスクのクロック検出方法
US4651102A (en) Method of converting a pulse train of electrical signals into digital signals
JPH07334948A (ja) ディスク装置
JP2813913B2 (ja) 磁気ディスクサーティファイヤのエラー検出回路
JPS61201173A (ja) 磁気デイスク特性測定装置
JP2009099169A (ja) ジッタ計測器及びこれを用いた光ディスク装置
JPS61286768A (ja) テスト装置
SU800609A1 (ru) Способ измерени перекоса носи-ТЕл B АппАРАТЕ МАгНиТНОй зАпиСи
JPS61253934A (ja) Ａ／ｄ変換器の試験装置
JPS5843058Y2 (ja) 記録再生検査装置
JPS60236168A (ja) プリフオ−マツトデイスク検査装置
JPS59157579A (ja) 磁気デイスク検査装置
JPH0465470B2 (enrdf_load_stackoverflow)
JPH087964B2 (ja) 基準信号書込装置
JPH01270677A (ja) ノイズ測定装置
JPH05281088A (ja) 光ディスク用計測タイミング信号発生方法
JPS60212806A (ja) 磁気ヘツドのギヤツプ傾斜角測定方法
JPS59207410A (ja) 磁気記録再生装置
JPH04103080A (ja) データ記録再生装置