Title:
DISPLAY PANEL, TOUCH CONTROL TESTING METHOD, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/147892
Kind Code:
A1
Abstract:
Disclosed are a display panel, a touch control testing method, and an electronic device, the display panel comprising a substrate, touch control testing terminals (TP), a multiplexing circuit (MUX), touch control units (TPU), and a touch control display chip (TDDI); before the display panel is bound to the touch control display chip (TDDI), the number of wires connecting the touch control units (TPU) to the touch control testing terminals (TP) is reduced by means of the multiplexing circuit (MUX), in order to smoothly implement touch control testing; reducing the number of touch control testing terminals used can also save the occupied space of the bezel.
Inventors:
YE JIAN (CN)
Application Number:
PCT/CN2021/077777
Publication Date:
July 14, 2022
Filing Date:
February 25, 2021
Export Citation:
Assignee:
WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (CN)
International Classes:
G09G3/00
Domestic Patent References:
| WO2019052531A1 | 2019-03-21 | |||
| WO2020087819A1 | 2020-05-07 |
Foreign References:
| CN111752413A | 2020-10-09 | |||
| CN107300793A | 2017-10-27 | |||
| CN206039486U | 2017-03-22 |
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD. (CN)
Download PDF: