US 12,260,055 B2
Touch display panel and touch display device
Jiangmei Xiao, Kunshan (CN); and Shengzu Zhu, Kunshan (CN)
Assigned to KunShan Go-Visionox Opto-Electronics Co., Ltd., Kunshan (CN)
Filed by KunShan Go-Visionox Opto-Electronics Co., Ltd., Jiangsu (CN)
Filed on Nov. 15, 2022, as Appl. No. 17/987,552.
Application 17/987,552 is a continuation of application No. PCT/CN2021/101861, filed on Jun. 23, 2021.
Claims priority of application No. 202010801070.2 (CN), filed on Aug. 11, 2020.
Prior Publication US 2023/0070711 A1, Mar. 9, 2023
Int. Cl. G06F 3/044 (2006.01)
CPC G06F 3/0446 (2019.05) [G06F 2203/04111 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A touch display panel, provided with a display area and comprising a touch electrode group located in the display area, wherein the touch electrode group comprises: a plurality of first touch units comprising a plurality of first touch electrode blocks arranged along a first direction and a plurality of second touch electrode blocks arranged along a second direction intersected with the first direction, wherein the plurality of first touch electrode blocks are connected along the first direction to form a plurality of first touch electrodes, and the plurality of second touch electrode blocks are connected along the second direction to form a plurality of second touch electrodes, the first touch electrodes and the second touch electrodes are insulated from each other and the orthographic projection of the first touch electrodes is intersected with the orthographic projection of the second touch electrodes along a thickness direction of the touch display panel; at least one special-shaped touch unit adjacent to the first touch units and comprising at least one of a first special-shaped touch electrode block arranged along the first direction or a second special-shaped touch electrode block arranged along the second direction, an area of the special-shaped touch unit is less than an area of any of the first touch units; a special-shaped touch compensation capacitor comprising a first special-shaped touch lead connecting with the first special-shaped touch electrode block or the first touch electrode blocks and a second special-shaped touch lead connecting with the second special-shaped touch electrode block or the second touch electrode blocks, wherein the first special-shaped touch lead and the second special-shaped touch lead are insulated from each other and the orthographic projection of the first special-shaped touch lead is intersected with the orthographic projection of the second special-shaped touch lead along the thickness direction, and in a plan view, an intersection area where the orthographic projection of the first special-shaped touch lead is intersected with the orthographic projection of the second special-shaped touch lead is spaced apart from the orthographic projection of the first touch electrodes blocks and the orthographic projection of the second touch electrodes blocks; and the touch display panel further comprises a touch film layer slotted to define a slot, the first special-shaped touch lead and the second special-shaped touch lead are located in the slot in a plan view, and a side wall of the first special-shaped touch electrode block and the second special-shaped touch electrode block faces the slot and surrounds a part of the slot, wherein the first special-shaped touch electrode block and the second special-shaped touch electrode block share a common edge with the slot in the plan view.