US 11,966,537 B2
Touchscreen display flicker
Sang soo Lee, Seoul (KR); and Chan Hyuck Yun, Yongin-si (KR)
Assigned to STMicroelectronics Asia Pacific Pte Ltd., Singapore (SG)
Filed by STMicroelectronics Asia Pacific Pte Ltd., Singapore (SG)
Filed on Feb. 20, 2023, as Appl. No. 18/171,500.
Application 18/171,500 is a division of application No. 17/679,623, filed on Feb. 24, 2022, granted, now 11,609,658.
Prior Publication US 2023/0266844 A1, Aug. 24, 2023
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01); G09G 3/3208 (2016.01)
CPC G06F 3/04166 (2019.05) [G09G 3/3208 (2013.01); G06F 3/0446 (2019.05); G09G 2310/0202 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0247 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method for operating an electronic device, the method comprising:
determining, by a touchscreen controller, whether a touchscreen is in a low frequency display (LFD) mode;
determine that the touchscreen is in the LFD mode; and
in response to determining that the touchscreen is in the LFD mode, performing a plurality of self-sensing scans, a brightness of the touchscreen before, during, and after each of the self-sensing scans being maintained by starting each of the self-sensing scans at different scan start times measured with respect to a start time of a corresponding frame of a plurality of frames.