US 11,903,269 B2
Multi-functional ambient light sensor packaging
Albert Y. Lee, San Jose, CA (US); and Qing Xiao, San Jose, CA (US)
Assigned to Synaptics Incorporated, San Jose, CA (US)
Filed by Synaptics Incorporated, San Jose, CA (US)
Filed on Feb. 14, 2023, as Appl. No. 18/169,201.
Claims priority of provisional application 63/339,946, filed on May 9, 2022.
Prior Publication US 2023/0363217 A1, Nov. 9, 2023
Int. Cl. H10K 59/13 (2023.01); G01J 1/42 (2006.01); G01D 5/14 (2006.01); H10K 59/80 (2023.01); G06F 3/041 (2006.01); H10K 59/40 (2023.01); G06F 3/044 (2006.01)
CPC H10K 59/13 (2023.02) [G01D 5/145 (2013.01); G01J 1/4204 (2013.01); G06F 3/044 (2013.01); G06F 3/0416 (2013.01); H10K 59/40 (2023.02); H10K 59/8794 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A touchscreen display device, comprising:
a display;
a flexible printed circuit;
touch sensing electrodes connected to the flexible printed circuit; and
a multi-functional ambient light sensor package mounted on the flexible printed circuit, the multi-functional ambient light sensor package comprising:
an ambient light sensor;
transmitter and receiver circuitry connected to the touch sensing electrodes via the flexible printed circuit; and
a controller configured to obtain capacitance information from the touch sensing electrodes and ambient light information from the ambient light sensor via a single chip.