	US 11,915,628 B2
	Display device including overload protection circuit
Jaeeun Kim, Suwon-si (KR); Sungyong Joo, Suwon-si (KR); and Jiwon Lee, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Appl. No. 17/052,053
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
PCT Filed Mar. 26, 2019, PCT No. PCT/KR2019/003500 § 371(c)(1), (2) Date Oct. 30, 2020, PCT Pub. No. WO2019/212146, PCT Pub. Date Nov. 7, 2019.
Claims priority of application No. 10-2018-0052020 (KR), filed on May 4, 2018.
Prior Publication US 2021/0142704 A1, May 13, 2021
Int. Cl. G09G 3/00 (2006.01); G09G 5/10 (2006.01)

CPC G09G 3/006 (2013.01) [G09G 5/10 (2013.01); G09G 2330/025 (2013.01); G09G 2330/04 (2013.01)]

15 Claims

1. A display device comprising:

a display;

a first power module configured to output a first power; and

a second power module configured to output a second power, and

wherein the first power and the second power are supplied to the display, and

wherein the first power module is configured to:

cut off the first power when an amount of input current exceeds an overload criterion;

identify whether the second power module is abnormal based on the second power; and

change the overload criterion from a first threshold current amount to a second threshold current amount that exceeds the first threshold current amount, in an abnormal state of the second power module.