US 11,894,627 B2
Display device and method for manufacturing the same
Myonghoon Roh, Cheonan-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jan. 10, 2022, as Appl. No. 17/571,644.
Application 17/571,644 is a continuation of application No. 16/783,259, filed on Feb. 6, 2020, granted, now 11,239,584.
Claims priority of application No. 10-2019-0032557 (KR), filed on Mar. 21, 2019.
Prior Publication US 2022/0131290 A1, Apr. 28, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H01L 51/52 (2006.01); H01L 51/00 (2006.01); H01R 12/62 (2011.01); H01R 43/02 (2006.01); G06F 3/041 (2006.01); H05K 1/02 (2006.01); H05K 1/14 (2006.01); H05K 1/11 (2006.01)
CPC H01R 12/62 (2013.01) [G06F 3/04164 (2019.05); H01R 43/0207 (2013.01); H05K 1/0277 (2013.01); H05K 1/111 (2013.01); H05K 1/142 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel comprising a substrate and a panel pad which is on the substrate;
a circuit board which provides a driving signal; and
a connection board which connects the display panel to the circuit board, the connection board comprising:
a flexible substrate having a first edge and a second edge which are opposite to each other, and
a connection line which is on the flexible substrate and extends from the first edge to the second edge, the connection line comprising:
a first end portion which is on the first edge of the flexible substrate and is between the substrate of the display panel and the flexible substrate of the connection board, along a thickness direction of the display device, and
the first end portion of the connection line is directly connected to the panel pad of the display panel by an ultrasonic vibration bond.