US Patent 7746007 LED backlight circuit system
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Patent abstract
An improved electrical circuit design and method to drive a plurality of LEDs in an LCD backlight in order to produce a uniform color distribution across the entire viewable surface of the display. The embodiments disclosed have features that permit a predetermined reduction in the amount of current provided to the LEDs positioned along the edge of the display region. This results in color uniformity, and consequently, an improved picture quality.
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Patent Inventor Names
Robert Cauffield0
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Official Website
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US Patent 07746007 LED backlight circuit system US Patent 7746007 LED backlight circuit system
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Patent Number
077460070
Patent Number
77460070
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Patent Jurisdiction
Patent Number
077460070
Date of Patent
June 29, 2010
0Patent Application Number
119449390
Date Filed
November 26, 2007
0Official Website
Patent Primary Examiner
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US Patent 07746007 LED backlight circuit system
Infobox
Is a
Patent jurisdiction
Patent number
07746007
Date of patent
June 29, 2010
Patent application number
11944939
Date Filed
November 26, 2007
Patent primary examiner
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