US Patent 7724221 Bistable nematic liquid crystal display method and device
Patent 7724221 was granted and assigned to NEMOPTIC on May, 2010 by the United States Patent and Trademark Office.
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Patent abstract
The present invention provides a display device comprising a bistable nematic liquid crystal matrix screen with breaking of anchoring, the device being characterized in that it includes addressing means suitable for generating and applying control signals to each pixel of the matrix screen, the control signals having sloping rising edges presenting a gradient lying in the range 0.5 V/μs to 0.0001 V/μs.
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US Patent 07724221 Bistable nematic liquid crystal display method and device US Patent 7724221 Bistable nematic liquid crystal display method and device
Infobox
Patent Number
0772422100
Patent Number
772422100
Edits on 23 Apr, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
077242210
Date of Patent
May 25, 2010
0Patent Application Number
105459400
Date Filed
February 19, 2004
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
077242210
Date of Patent
May 25, 2010
0Patent Application Number
105459400
Date Filed
February 19, 2004
0Official Website
Patent Primary Examiner
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US Patent 07724221 Bistable nematic liquid crystal display method and device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07724221
Date of patent
May 25, 2010
Patent application number
10545940
Date Filed
February 19, 2004
Patent primary examiner
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