Patent ID: 11966537
Assignee: STMICROELECTRONICS ASIA PACIFIC PTE LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 12:
13. A device comprising:
a touchscreen;
a touchscreen controller;
a memory for storing a program to be executed in the touchscreen controller, the program comprising instructions when executed cause the touchscreen controller to:
determine 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, perform 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, wherein the program further comprises instructions to determine that the touchscreen is not in the LFD mode.