Title:
DRIVING A ROTATING DEVICE BASED ON A COMBINATION OF SPEED DETECTION BY A SENSOR AND SENSOR-LESS SPEED DETECTION
Document Type and Number:
WIPO Patent Application WO/2014/053917
Kind Code:
A3
Abstract:
Some of the embodiments of the present disclosure provide a method comprising detecting, based on a sensor and a back electromagnetic force generated in a rotating device, a speed of the rotating device; and based on (i) the speed detected using the sensor or (ii) the speed detected using the back electromagnetic force, driving the rotating device.
Inventors:
LEONG FOO LENG (SG)
KRISHNAMOORTHY RAVISHANKER (SG)
KRISHNAMOORTHY RAVISHANKER (SG)
Application Number:
PCT/IB2013/002860
Publication Date:
May 14, 2015
Filing Date:
October 02, 2013
Export Citation:
Assignee:
MARVELL WORLD TRADE LTD (BB)
International Classes:
G01P3/44; H02P1/04; H02P6/18; H02P7/06
Domestic Patent References:
| WO2004068693A2 | 2004-08-12 |
Foreign References:
| US20040108789A1 | 2004-06-10 | |||
| US20050275361A1 | 2005-12-15 |
Attorney, Agent or Firm:
LEMOND, Kevin, T. et al. (PLLC601 W. Riverside Ave, Suite 140, Spokane WA, US)
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