Patent ID: 11908358
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 9:
10. A display device comprising:
a display panel including a plurality of gate lines;
a gate driver adjacent to the display panel and providing a gate signal to the gate lines; and
a gate test part including a plurality of composite pads and a black matrix disposed on the composite pads, wherein the composite pads are electrically connected to the gate lines,
wherein each of the composite pads comprises:
an antistatic pad;
a first test pad separated and spaced apart from the antistatic pad and providing a gate test signal to each of the gate lines; and
a second test pad overlapping the antistatic pad and the first test pad, the second test pad electrically connecting the antistatic pad and the first test pad through a plurality of contact holes,

wherein an area of the antistatic pad is smaller than an area of the first test pad,
wherein the second test pad contacts the antistatic pad through a plurality of first contact holes and contacts the first test pad through a second contact hole, and
wherein an area of each of the first contact holes is smaller than an area of the second contact hole.