US Patent 7719493 Data driving circuit of display device
Patent 7719493 was granted and assigned to AU Optronics on May, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A data driving circuit, used to drive display devices, comprises a digital-to-analog current converter (DAC), a reset circuit connected to the output terminal of the DAC for resetting the output potential of the DAC to a specific gray scale potential, and plural stages of data driver units connected to the output terminal of the DAC and the reset circuit to drive data lines of the display devices. Each of the data driver units comprises a sample-holding circuit and a control circuit.
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Patent Inventor Names
Hui-Ya Huang0
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Official Website
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US Patent 07719493 Data driving circuit of display device US Patent 7719493 Data driving circuit of display device
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Patent Number
077194930
Patent Number
77194930
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Current Assignee
Patent Jurisdiction
Patent Number
077194930
Date of Patent
May 18, 2010
0Patent Application Number
114071990
Date Filed
April 20, 2006
0Official Website
Patent Primary Examiner
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US Patent 07719493 Data driving circuit of display device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07719493
Date of patent
May 18, 2010
Patent application number
11407199
Date Filed
April 20, 2006
Patent primary examiner
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