US 12,019,816 B2
Display panel and display device
Qibing Wei, Wuhan (CN); Qingxia Wang, Wuhan (CN); Peng Zhang, Wuhan (CN); and Kang Yang, Wuhan (CN)
Assigned to WUHAN TIANMA MICROELECTRONICS CO., LTD., Wuhan (CN); and WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai (CN)
Filed by Wuhan Tianma Microelectronics Co., Ltd., Wuhan (CN); and Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Shanghai (CN)
Filed on Feb. 21, 2023, as Appl. No. 18/111,900.
Application 18/111,900 is a continuation of application No. 17/690,033, filed on Mar. 9, 2022, granted, now 11,609,649.
Claims priority of application No. 202111618271.X (CN), filed on Dec. 27, 2021.
Prior Publication US 2023/0205340 A1, Jun. 29, 2023
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/047 (2006.01)
CPC G06F 3/0412 (2013.01) [G06F 3/0446 (2019.05); G06F 3/047 (2013.01); G06F 2203/04103 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A display panel, wherein the display panel has a display area and a non-display area, and the display panel comprises:
a substrate,
a touch component arranged on the substrate, the touch component comprising touch electrodes located in the display area and touch leads connected to the touch electrodes and located in the non-display area; and
a circuit board connected to the substrate in the non-display area, the touch leads being connected between the touch electrodes and the circuit board;
a suspension trace being suspended and not connected to other leads, the touch leads being arranged surrounding the suspension trace; and
wherein the non-display area has a cutting track arranged surrounding at least part of the display area, at least part of the touch leads comprise first redundant winding segments and connection segments, at least part of the first redundant winding segments extend along a direction away from the circuit board and fill between the cutting track and the display area, and the connection segments are connected between the first redundant winding segments and the circuit board,
wherein the display panel further comprises:
a filling trace, an end of the filling trace being connected to the touch electrodes, and the other end being a free end, and the filling trace being arranged adjacent to the display area.