JPS5383717A - Megnetic disc device - Google Patents

Megnetic disc device

Info

Publication number
JPS5383717A
JPS5383717A JP16033076A JP16033076A JPS5383717A JP S5383717 A JPS5383717 A JP S5383717A JP 16033076 A JP16033076 A JP 16033076A JP 16033076 A JP16033076 A JP 16033076A JP S5383717 A JPS5383717 A JP S5383717A
Authority
JP
Japan
Prior art keywords
megnetic
disc device
disc
indexes
accomplish
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
JP16033076A
Other languages
Japanese (ja)
Inventor
Yuji Inoue
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 JP16033076A priority Critical patent/JPS5383717A/en
Publication of JPS5383717A publication Critical patent/JPS5383717A/en
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

PURPOSE: To accomplish the positioning for recording of a head at a high speed to improve the characteristics of a magnetic disc device by forming the indexes at positions different for the respective discs of a disc pack device.
COPYRIGHT: (C)1978,JPO&Japio
JP16033076A 1976-12-29 1976-12-29 Megnetic disc device Pending JPS5383717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16033076A JPS5383717A (en) 1976-12-29 1976-12-29 Megnetic disc device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16033076A JPS5383717A (en) 1976-12-29 1976-12-29 Megnetic disc device

Publications (1)

Publication Number Publication Date
JPS5383717A true JPS5383717A (en) 1978-07-24

Family

ID=15712620

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16033076A Pending JPS5383717A (en) 1976-12-29 1976-12-29 Megnetic disc device

Country Status (1)

Country Link
JP (1) JPS5383717A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155549A (en) * 1983-01-05 1983-09-16 Hitachi Ltd Information recording disc
US4807063A (en) * 1986-05-27 1989-02-21 Fuji Electric Company Ltd. Head position control system with multiple servo areas staggered on various disks
US4833551A (en) * 1987-02-24 1989-05-23 Konishiroku Photo Industries Co., Ltd. Dual head servo system and method for a magnetic disk
US4896228A (en) * 1986-06-06 1990-01-23 Matsushita Electric Industrial Co., Ltd. Magnetic disc apparatus having improved head position control
US5375020A (en) * 1990-09-26 1994-12-20 Digital Equipment Corporation Method and apparatus for writing or reading servo information

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155549A (en) * 1983-01-05 1983-09-16 Hitachi Ltd Information recording disc
US4807063A (en) * 1986-05-27 1989-02-21 Fuji Electric Company Ltd. Head position control system with multiple servo areas staggered on various disks
US4896228A (en) * 1986-06-06 1990-01-23 Matsushita Electric Industrial Co., Ltd. Magnetic disc apparatus having improved head position control
US4833551A (en) * 1987-02-24 1989-05-23 Konishiroku Photo Industries Co., Ltd. Dual head servo system and method for a magnetic disk
US5375020A (en) * 1990-09-26 1994-12-20 Digital Equipment Corporation Method and apparatus for writing or reading servo information

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