US 11,922,863 B1
Display panel and pixel circuit thereof
Che-Wei Tung, Hsinchu (TW); Mei-Yi Li, Hsinchu (TW); Che-Chia Chang, Hsinchu (TW); Yu-Chieh Kuo, Hsinchu (TW); and Yu-Zuo Lin, Hsinchu (TW)
Assigned to AUO Corporation, Hsinchu (TW)
Filed by AUO Corporation, Hsinchu (TW)
Filed on Dec. 22, 2022, as Appl. No. 18/086,688.
Claims priority of application No. 111142870 (TW), filed on Nov. 9, 2022.
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2300/0842 (2013.01); G09G 2320/0233 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A pixel circuit, comprising:
a driving current generator, providing a driving current;
a pulse width signal generator comprising an output switch, wherein the output switch is controlled by a control signal, and providing a pulse width signal according to the control signal;
a voltage provider, coupled to a control end of the output switch and adjusting the control signal according to a data write-in signal and a pulse width modulation enable signal; and
a current enabler, coupled to the driving current generator and the pulse width signal generator and providing the driving current to a lighting component according to the pulse width signal and an amplitude modulation enable signal.