IT1403281B1 - Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna. - Google Patents

Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna.

Info

Publication number
IT1403281B1
IT1403281B1 ITMI2010A002387A ITMI20102387A IT1403281B1 IT 1403281 B1 IT1403281 B1 IT 1403281B1 IT MI2010A002387 A ITMI2010A002387 A IT MI2010A002387A IT MI20102387 A ITMI20102387 A IT MI20102387A IT 1403281 B1 IT1403281 B1 IT 1403281B1
Authority
IT
Italy
Prior art keywords
annexed
absence
management
power supply
external power
Prior art date
Application number
ITMI2010A002387A
Other languages
English (en)
Inventor
Giuseppe Maiocchi
Ezio Galbiati
Original Assignee
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 Srl filed Critical St Microelectronics Srl
Priority to ITMI2010A002387A priority Critical patent/IT1403281B1/it
Priority to US13/330,410 priority patent/US8659250B2/en
Publication of ITMI20102387A1 publication Critical patent/ITMI20102387A1/it
Application granted granted Critical
Publication of IT1403281B1 publication Critical patent/IT1403281B1/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/12—Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position otherwise than during transducing operation
    • 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
    • G11B19/2081—Spindle motor power-down sequences emergency power-down
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
ITMI2010A002387A 2010-12-23 2010-12-23 Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna. IT1403281B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI2010A002387A IT1403281B1 (it) 2010-12-23 2010-12-23 Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna.
US13/330,410 US8659250B2 (en) 2010-12-23 2011-12-19 Management apparatus of a rotating motor and an annexed load during power loss

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI2010A002387A IT1403281B1 (it) 2010-12-23 2010-12-23 Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna.

Publications (2)

Publication Number Publication Date
ITMI20102387A1 ITMI20102387A1 (it) 2012-06-24
IT1403281B1 true IT1403281B1 (it) 2013-10-17

Family

ID=43737040

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2010A002387A IT1403281B1 (it) 2010-12-23 2010-12-23 Apparato per la gestione di un motore rotante ed un carico annesso durante l'assenza di alimentazione esterna.

Country Status (2)

Country Link
US (1) US8659250B2 (it)
IT (1) IT1403281B1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20121464A1 (it) * 2012-08-31 2014-03-01 St Microelectronics Srl Circuiteria per controllare un voice coil motor.
US9082439B2 (en) * 2013-05-14 2015-07-14 Dell Products, L.P. Preventing damage to storage devices within a storage system due to movement of the storage system
US9038130B2 (en) 2013-05-14 2015-05-19 Dell Products, L.P. Sensor aware security policies with embedded controller hardened enforcement
US9780700B2 (en) 2013-09-27 2017-10-03 Seagate Technology Llc Efficient energy recovery in disk drive during power loss
JP2021141483A (ja) * 2020-03-06 2021-09-16 キヤノン株式会社 画像形成装置のための制御装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675230A (en) * 1994-03-01 1997-10-07 Seagate Technology, Inc. Method and apparatus for dynamic low voltage spindle motor operation
US5633568A (en) * 1994-03-01 1997-05-27 Seagate Technology, Inc. Method and apparatus for dynamic low voltage spindle motor operation
US6239935B1 (en) * 1996-02-05 2001-05-29 Seagate Technolgy Llc Method and apparatus for starting a hard disk drive having separate landing and data zones
US5907453A (en) * 1997-07-08 1999-05-25 Seagate Technology, Inc. Enhanced convective voice coil cooling to improve the operational performance of a disc drive
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
US6859340B2 (en) * 2001-03-09 2005-02-22 Seagate Technology Llc Method and device for retracting an actuator
JP4265877B2 (ja) * 2001-05-30 2009-05-20 株式会社ルネサステクノロジ 磁気ディスク記憶装置
US6798603B1 (en) * 2002-07-31 2004-09-28 Western Digital Technologies, Inc. Disk drive unlatching an actuator arm at a first spindle speed during a first spin-up mode and a second spindle speed during a second spin-up mode
JP4226998B2 (ja) * 2003-11-20 2009-02-18 株式会社東芝 ディスク記憶装置
JP4565466B2 (ja) * 2004-02-26 2010-10-20 ルネサスエレクトロニクス株式会社 モータ駆動装置及びモータ駆動用集積回路装置
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
SG155088A1 (en) * 2008-02-28 2009-09-30 St Microelectronics Asia Adaptive synchronous rectification of brushless dc motor back-emf
US8471509B2 (en) 2008-12-30 2013-06-25 Stmicroelectronics, Inc. Management of disk drive during power loss
JP2010288425A (ja) * 2009-06-15 2010-12-24 Texas Instr Japan Ltd モータ制御装置及びディスク駆動装置

Also Published As

Publication number Publication date
US20120161678A1 (en) 2012-06-28
US8659250B2 (en) 2014-02-25
ITMI20102387A1 (it) 2012-06-24

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