US 11,727,836 B2
Display device and method for detecting a defect thereof
Kwang Sae Lee, Asan-si (KR); Jung Hoon Shim, Asan-si (KR); Won Kyu Kwak, Seongnam-si (KR); and Ki Myeong Eom, Suwon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jan. 13, 2022, as Appl. No. 17/575,109.
Application 17/575,109 is a continuation of application No. 15/979,786, filed on May 15, 2018, granted, now 11,227,518.
Claims priority of application No. 10-2017-0060474 (KR), filed on May 16, 2017.
Prior Publication US 2022/0139280 A1, May 5, 2022
Int. Cl. G09G 3/00 (2006.01); G09G 3/20 (2006.01)
CPC G09G 3/006 (2013.01) [G09G 3/20 (2013.01); G09G 2300/0426 (2013.01); G09G 2330/12 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A display device comprising a display panel that includes a display area where an image is displayed and a peripheral area disposed outside the display area, the display device comprising:
a circuit in the peripheral area;
a first sense wire disposed in the peripheral area and having both ends connected to the circuit to form a first looped end at a center portion of a side of the peripheral area without extending along all sides of the peripheral area; and
a second sense wire disposed in the peripheral area between the first sense wire and the display area and having both ends connected to the circuit to form a second looped end at the center portion adjacent and spaced apart from the first looped end without extending along all sides of the peripheral area,
wherein the first sense wire and the second sense wire are electrically insulated from each other and have portions parallel to each other while extending along a side of the display panel.