US Patent No. 11,116,079

HIGH RESOLUTION DISPLAY DEVICE


Patent No. 11,116,079
Issue Date September 07, 2021
Title High Resolution Display Device
Inventorship Byoung Yong Kim, Seoul (KR)
Jong Hyuk Lee, Seoul (KR)
Jeong Ho Hwang, Cheonan-si (KR)
Assignee Samsung Display Co., Ltd.

Claim of US Patent No. 11,116,079


1. A display device comprising:a substrate including a plurality of first pad terminals and a plurality of second pad terminals; and
a printed circuit board including a base film, a plurality of third pad terminals and a plurality of fourth pad terminals,
wherein the substrate further comprises:each of the plurality of first pad terminals includes a first column sub-pad terminal, and a second column sub-pad terminal; and
each of the plurality of second pad terminals includes a pair of second sub-pad terminals,

wherein the printed circuit board further comprises:each of the plurality of third pad terminals includes a third column sub-pad terminal, and a fourth column sub-pad terminal;
each of the plurality of fourth pad terminals includes a pair of fourth sub-pad terminals;
a first terminal wiring connected to the third column sub-pad terminal through a first contact hole formed in the base film; and
a second terminal wiring connected to one of the pair of fourth sub-pad terminals through a second contact hole formed in the based film,

wherein:the first column sub-pad terminal is electrically connected to the third column sub-pad terminal,
the second column sub-pad terminal is electrically connected to the fourth column sub-pad terminal,
one pad terminal of the pair of second sub-pad terminals is electrically connected to one pad terminal of the pair of fourth sub-pad terminals, and
another pad terminal of the pair of second sub-pad terminals is electrically connected to another pad terminal of the pair of fourth sub-pad terminals, and

wherein:
the first contact hole overlaps the third column sub-pad terminal in a plan view, and
the second contact hole is disposed to be separated in the plan view.