IT1393677B1 - Metodo per arrestare un motore spindle e relativo dispositivo. - Google Patents

Metodo per arrestare un motore spindle e relativo dispositivo.

Info

Publication number
IT1393677B1
IT1393677B1 ITMI2009A000504A ITMI20090504A IT1393677B1 IT 1393677 B1 IT1393677 B1 IT 1393677B1 IT MI2009A000504 A ITMI2009A000504 A IT MI2009A000504A IT MI20090504 A ITMI20090504 A IT MI20090504A IT 1393677 B1 IT1393677 B1 IT 1393677B1
Authority
IT
Italy
Prior art keywords
stop
spindle engine
spindle
engine
Prior art date
Application number
ITMI2009A000504A
Other languages
English (en)
Inventor
Ezio Galbiati
Frederic Pascal Bonvin
Original Assignee
St Microelectronics Inc
St Microelectronics Srl
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 St Microelectronics Inc, St Microelectronics Srl filed Critical St Microelectronics Inc
Priority to ITMI2009A000504A priority Critical patent/IT1393677B1/it
Priority to US12/751,740 priority patent/US8614859B2/en
Publication of ITMI20090504A1 publication Critical patent/ITMI20090504A1/it
Application granted granted Critical
Publication of IT1393677B1 publication Critical patent/IT1393677B1/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2063—Spindle motor power-down sequences
ITMI2009A000504A 2009-03-31 2009-03-31 Metodo per arrestare un motore spindle e relativo dispositivo. IT1393677B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI2009A000504A IT1393677B1 (it) 2009-03-31 2009-03-31 Metodo per arrestare un motore spindle e relativo dispositivo.
US12/751,740 US8614859B2 (en) 2009-03-31 2010-03-31 Stopping method for a spindle motor and related device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI2009A000504A IT1393677B1 (it) 2009-03-31 2009-03-31 Metodo per arrestare un motore spindle e relativo dispositivo.

Publications (2)

Publication Number Publication Date
ITMI20090504A1 ITMI20090504A1 (it) 2010-10-01
IT1393677B1 true IT1393677B1 (it) 2012-05-08

Family

ID=41381950

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2009A000504A IT1393677B1 (it) 2009-03-31 2009-03-31 Metodo per arrestare un motore spindle e relativo dispositivo.

Country Status (2)

Country Link
US (1) US8614859B2 (it)
IT (1) IT1393677B1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8781786B2 (en) 2011-08-12 2014-07-15 Stmicroelectronics Asia Pacific Pte Ltd Spindle speed detection through current sensing during boost braking
CN103514915B (zh) * 2012-06-18 2016-03-23 飞利浦建兴数位科技股份有限公司 光驱的主轴马达煞车控制方法
US11978482B2 (en) 2022-01-17 2024-05-07 Western Digital Technologies, Inc. Data storage device with closed loop extended park mode during spin down operation
IT202200008750A1 (it) 2022-05-02 2023-11-02 St Microelectronics Srl Procedimento di funzionamento di un motore elettrico, dispositivo e disco rigido corrispondenti
US12080327B2 (en) * 2022-08-01 2024-09-03 Stmicroelectronics S.R.L. Method of operating hard disk drives and corresponding control circuit
IT202200019116A1 (it) * 2022-09-19 2024-03-19 St Microelectronics Srl Procedimento di funzionamento di unità a disco rigido, circuito di controllo, unità a disco rigido e dispositivo elaboratore corrispondenti

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658308A (en) * 1986-03-05 1987-04-14 Miniscribe Corporation Method and apparatus for retracting head and braking motor of a disc drive device
US4786995A (en) * 1986-11-06 1988-11-22 Peripheral Technology, Inc Automatic head retract system for disk drive
US5091680A (en) * 1990-02-06 1992-02-25 Seagate Technology, Inc. Motor brake circuit for magnetic disk drive system
US6566832B2 (en) * 1999-06-02 2003-05-20 Maxtor Corporation Method and apparatus for parking a read/write head during power interruptions by dynamic sequencing
JP4180357B2 (ja) * 2002-11-25 2008-11-12 株式会社ルネサステクノロジ 磁気ディスク記憶システム
US7274529B2 (en) * 2006-02-10 2007-09-25 Hitachi Global Storage Technologies Netherlands B.V. Disk drive with adaptive actuator braking upon unexpected power loss
EP1863164A1 (en) * 2006-05-30 2007-12-05 STMicroelectronics S.r.l. Enhancement of the efficiency of energy recovery during spindle motor step-up phase for parking the R/W head of a disk storage device upon external supply failure

Also Published As

Publication number Publication date
ITMI20090504A1 (it) 2010-10-01
US8614859B2 (en) 2013-12-24
US20100246051A1 (en) 2010-09-30

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