The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 25, 2022
Filed:
Apr. 17, 2020
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
Aaron L. Holsteen, Stanford, CA (US);
Xiaokai Li, Mountain View, CA (US);
Assignee:
APPLE INC., Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3225 (2016.01); G09G 3/3258 (2016.01); G09G 3/36 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3225 (2013.01); G09G 3/20 (2013.01); G09G 3/3258 (2013.01); G09G 3/3607 (2013.01); G09G 2310/027 (2013.01); G09G 2320/0242 (2013.01); G09G 2320/0252 (2013.01); G09G 2320/0257 (2013.01); G09G 2320/041 (2013.01); G09G 2320/0666 (2013.01); G09G 2360/18 (2013.01);
Abstract
A flat-panel display device and method to unify response times for all possible grey level transitions in a flat-panel display or an augmented reality display. A pixel drive compensator compares the current frame from a graphics processing unit and two previous frames to compensate for grey-level changes at a pixel level.