US 11,705,037 B1
Foveated driving for power saving
Omar Hafiz, Sunnyvale, CA (US); Baris Cagdaser, Sunnyvale, CA (US); John T. Wetherell, San Jose, CA (US); and Han Zhao, Santa Clara, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Aug. 20, 2021, as Appl. No. 17/408,133.
Claims priority of provisional application 63/083,704, filed on Sep. 25, 2020.
Int. Cl. G09G 3/20 (2006.01)
CPC G09G 3/20 (2013.01) [G09G 2320/0233 (2013.01); G09G 2320/0626 (2013.01); G09G 2330/021 (2013.01)] 20 Claims
OG exemplary drawing
 
10. A method comprising:
receiving an input about a gaze of a user on an active area, wherein the input includes at least a location of the gaze on the active area and wherein the active area comprises a plurality of pixels arranged in columns;
in response to receiving the input:
determining a first luminance level of a foveated area about the location of the gaze;
determining a plurality of source drivers associated with the foveated area, wherein the plurality of source drivers are configured to drive image data to columns of pixels associated with the foveated area; and
coupling respective source drivers of the plurality of source drivers to one or more columns based on the first luminance level.