US Patent 8742707 Control of a brushless motor
Patent 8742707 was granted and assigned to Dyson (company) on June, 2014 by the United States Patent and Trademark Office.
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Patent abstract
A method of controlling a brushless motor that includes rectifying an alternating voltage to provide a rectified voltage, and exciting a winding of the motor with the rectified voltage. The winding is excited in advance of predetermined rotor positions by an advance period that is updated in response to a zero-crossing in the alternating voltage. Additionally, a control system that implements the method, and a motor system that incorporates the control system.
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Patent Citations Received
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US Patent 08742707 Control of a brushless motor US Patent 8742707 Control of a brushless motor
Infobox
Patent Number
0874270700
Patent Number
874270700
Edits on 26 Mar, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
087427070
Date of Patent
June 3, 2014
0Patent Application Number
130861750
Date Filed
April 13, 2011
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
087427070
Date of Patent
June 3, 2014
0Patent Application Number
130861750
Date Filed
April 13, 2011
0Official Website
Patent Primary Examiner
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US Patent 08742707 Control of a brushless motor
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08742707
Date of patent
June 3, 2014
Patent application number
13086175
Date Filed
April 13, 2011
Patent primary examiner
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