US 12,408,283 B2
Cover plate and display screen
Min Tan, Wuhan (CN); Dongdong Zhang, Wuhan (CN); Kun Pan, Wuhan (CN); and Chuanhe Jing, Wuhan (CN)
Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Wuhan (CN)
Appl. No. 18/267,658
Filed by WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Wuhan (CN)
PCT Filed May 31, 2023, PCT No. PCT/CN2023/097588
§ 371(c)(1), (2) Date Jun. 15, 2023,
PCT Pub. No. WO2024/239365, PCT Pub. Date Nov. 28, 2024.
Claims priority of application No. 202310587204.9 (CN), filed on May 23, 2023.
Prior Publication US 2024/0397651 A1, Nov. 28, 2024
Int. Cl. H05K 5/03 (2006.01); G06F 1/16 (2006.01); H10F 30/10 (2025.01)
CPC H05K 5/03 (2013.01) [G06F 1/1601 (2013.01); H10F 30/10 (2025.01); G06F 1/1603 (2013.01); G06F 1/1632 (2013.01); G06F 1/1637 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A cover plate, comprising:
a cover plate body comprising a display region and a frame region surrounding the display region, wherein an infrared sensing hole sub-region is disposed in the frame region;
an ink portion disposed on a surface of the cover plate body, located in the frame region, and comprising a white ink layer covering the infrared sensing hole sub-region; and
a barrier portion disposed in the frame region and located on a side of the infrared sensing hole sub-region away from the display region;
wherein a boundary of the white ink layer away from the display region does not extend beyond a boundary of the barrier portion away from display region.