JPS54145109A - Head positioning system of magnetic disc apparatus - Google Patents

Head positioning system of magnetic disc apparatus

Info

Publication number
JPS54145109A
JPS54145109A JP5249478A JP5249478A JPS54145109A JP S54145109 A JPS54145109 A JP S54145109A JP 5249478 A JP5249478 A JP 5249478A JP 5249478 A JP5249478 A JP 5249478A JP S54145109 A JPS54145109 A JP S54145109A
Authority
JP
Japan
Prior art keywords
circuit
accomplished
positioning
reference speed
retrial
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
JP5249478A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6128194B2 (enrdf_load_stackoverflow
Inventor
Toshio Negoro
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 JP5249478A priority Critical patent/JPS54145109A/ja
Publication of JPS54145109A publication Critical patent/JPS54145109A/ja
Publication of JPS6128194B2 publication Critical patent/JPS6128194B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Control Of Position Or Direction (AREA)
JP5249478A 1978-05-01 1978-05-01 Head positioning system of magnetic disc apparatus Granted JPS54145109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5249478A JPS54145109A (en) 1978-05-01 1978-05-01 Head positioning system of magnetic disc apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5249478A JPS54145109A (en) 1978-05-01 1978-05-01 Head positioning system of magnetic disc apparatus

Publications (2)

Publication Number Publication Date
JPS54145109A true JPS54145109A (en) 1979-11-13
JPS6128194B2 JPS6128194B2 (enrdf_load_stackoverflow) 1986-06-28

Family

ID=12916259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5249478A Granted JPS54145109A (en) 1978-05-01 1978-05-01 Head positioning system of magnetic disc apparatus

Country Status (1)

Country Link
JP (1) JPS54145109A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60106082A (ja) * 1983-11-14 1985-06-11 Nec Corp 磁気デイスク装置
US4609954A (en) * 1984-03-02 1986-09-02 Eastman Kodak Company Tracking servo for a disk player with a dc motor
JPS62270073A (ja) * 1986-05-19 1987-11-24 Sanyo Electric Co Ltd 光学的記録再生装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61195594U (enrdf_load_stackoverflow) * 1985-04-19 1986-12-05

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60106082A (ja) * 1983-11-14 1985-06-11 Nec Corp 磁気デイスク装置
US4609954A (en) * 1984-03-02 1986-09-02 Eastman Kodak Company Tracking servo for a disk player with a dc motor
JPS62270073A (ja) * 1986-05-19 1987-11-24 Sanyo Electric Co Ltd 光学的記録再生装置

Also Published As

Publication number Publication date
JPS6128194B2 (enrdf_load_stackoverflow) 1986-06-28

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