US Patent 7988302 Cooling system for projection device
Patent 7988302 was granted and assigned to Hon Hai Precision Industry Co Ltd on August, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A cooling system for cooling down a heat source of a projection device is disclosed. The cooling system includes a fan, and a control module. The control module is configured for supplying a first voltage to the fan for a first duration after the projection device is powered off and a second voltage to the fan for a second duration successive to the first duration. The second voltage is greater than the first voltage.
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Patent Inventor Names
Hou-Chen Lu0
Kai Huang0
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US Patent 07988302 Cooling system for projection device US Patent 7988302 Cooling system for projection device
Infobox
Patent Number
079883020
Patent Number
79883020
Edits on 7 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079883020
Date of Patent
August 2, 2011
0Patent Application Number
121065210
Date Filed
April 21, 2008
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 07988302 Cooling system for projection device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07988302
Date of patent
August 2, 2011
Patent application number
12106521
Date Filed
April 21, 2008
Patent primary examiner
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