JPS52106708A - Speed control system for head positioning - Google Patents

Speed control system for head positioning

Info

Publication number
JPS52106708A
JPS52106708A JP2361476A JP2361476A JPS52106708A JP S52106708 A JPS52106708 A JP S52106708A JP 2361476 A JP2361476 A JP 2361476A JP 2361476 A JP2361476 A JP 2361476A JP S52106708 A JPS52106708 A JP S52106708A
Authority
JP
Japan
Prior art keywords
control system
speed control
head positioning
motor current
magnetic disc
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
JP2361476A
Other languages
Japanese (ja)
Other versions
JPS5830669B2 (en
Inventor
Masao Fujiki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP2361476A priority Critical patent/JPS5830669B2/en
Publication of JPS52106708A publication Critical patent/JPS52106708A/en
Publication of JPS5830669B2 publication Critical patent/JPS5830669B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Control Of Velocity Or Acceleration (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Control Of Position Or Direction (AREA)

Abstract

PURPOSE: To make operations of the servo system accurate by obtaining speed signals by differentiating position signals and integrating motor current in magnetic disc equipment.
COPYRIGHT: (C)1977,JPO&Japio
JP2361476A 1976-03-04 1976-03-04 Head positioning speed control device Expired JPS5830669B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2361476A JPS5830669B2 (en) 1976-03-04 1976-03-04 Head positioning speed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2361476A JPS5830669B2 (en) 1976-03-04 1976-03-04 Head positioning speed control device

Publications (2)

Publication Number Publication Date
JPS52106708A true JPS52106708A (en) 1977-09-07
JPS5830669B2 JPS5830669B2 (en) 1983-06-30

Family

ID=12115475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2361476A Expired JPS5830669B2 (en) 1976-03-04 1976-03-04 Head positioning speed control device

Country Status (1)

Country Link
JP (1) JPS5830669B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495879A (en) * 1978-01-10 1979-07-28 Ricoh Co Ltd Velocity signal generator and servo control system with its use
EP0007449A1 (en) * 1978-07-31 1980-02-06 Siemens Aktiengesellschaft Method for generating digital signals representing the real velocity in a positioning system for the write/read heads of a magnetic disc memory

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495879A (en) * 1978-01-10 1979-07-28 Ricoh Co Ltd Velocity signal generator and servo control system with its use
EP0007449A1 (en) * 1978-07-31 1980-02-06 Siemens Aktiengesellschaft Method for generating digital signals representing the real velocity in a positioning system for the write/read heads of a magnetic disc memory

Also Published As

Publication number Publication date
JPS5830669B2 (en) 1983-06-30

Similar Documents

Publication Publication Date Title
JPS5369617A (en) Automatic tracking apparatus
JPS5376813A (en) Positioning system for head
JPS52106708A (en) Speed control system for head positioning
JPS5379345A (en) Speaker identification system
JPS5383716A (en) System for positioning magnetic device
JPS5226815A (en) Magnetic head
JPS52129236A (en) Reading control method
JPS5397805A (en) Offset angle measurement of magnetic head
JPS5414114A (en) Video tape for automatic edit
JPS549376A (en) Servo control system
JPS5323611A (en) Head position controlling system of magnetic discs
JPS51137405A (en) Write current control system for magnetic disc device
JPS5419719A (en) Magnetic recording or erasing system
JPS5238207A (en) Magnetic tape control system
JPS53122408A (en) Magnetic disc apparatus
JPS5345214A (en) Demodulation circuit of position signal for magnetic recorder
JPS53110321A (en) Magnetic recording system
JPS5347635A (en) Guide system for moving body
JPS5339719A (en) Method for phase coincidence
JPS53100209A (en) Tape travel controller
JPS5267471A (en) Servo control system
JPS5365582A (en) Controlling device for fixing
JPS51121304A (en) Tracking control apparatus
JPS52147938A (en) Work control method
JPS5276012A (en) Automatic gain control system for information read-out servo-amplifier