US 12,461,405 B2
Display device
Yijun Wang, Beijing (CN); Sheng Wang, Beijing (CN); Hui Wang, Beijing (CN); Yuansheng Zang, Beijing (CN); Jun Zhang, Beijing (CN); Ru Zhou, Beijing (CN); Xufei Xu, Beijing (CN); Juncai Ma, Beijing (CN); Qianqian Zhang, Beijing (CN); Bingbing Wu, Beijing (CN); Yuqi Liu, Beijing (CN); Zhaofan Liu, Beijing (CN); and Yue Yang, Beijing (CN)
Assigned to HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Hefei (CN); and Beijing BOE Technology Development Co., Ltd., Beijing (CN)
Appl. No. 18/280,306
Filed by HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Hefei (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Nov. 23, 2022, PCT No. PCT/CN2022/133683
§ 371(c)(1), (2) Date Sep. 5, 2023,
PCT Pub. No. WO2024/108415, PCT Pub. Date May 30, 2024.
Prior Publication US 2025/0053033 A1, Feb. 13, 2025
Int. Cl. G02F 1/13 (2006.01); G02F 1/1335 (2006.01); G02F 1/1345 (2006.01); G02F 1/1362 (2006.01); G02F 1/1368 (2006.01)
CPC G02F 1/1323 (2013.01) [G02F 1/133512 (2013.01); G02F 1/1345 (2013.01); G02F 1/13629 (2021.01); G02F 1/1368 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display device, comprising:
a display panel;
a light adjusting portion, stacked with the display panel, wherein the light adjusting portion comprises a first substrate, a refractive index variable material layer, an electrode structure, and a second substrate stacked with each other, and the refractive index variable material layer and the electrode structure are between the first substrate and the second substrate;
the light adjusting portion further comprises a plurality of signal lines, and the electrode structure and the plurality of signal lines are on the first substrate; and
the electrode structure comprises a first electrode structure and a second electrode structure, the first electrode structure comprises a plurality of first electrodes insulated from each other, the first substrate comprises a plurality of regions, and first electrodes in different regions are configured to be electrically connected to different signal lines to achieve partition control of the light adjusting portion;
the display panel comprises a plurality of sub-pixels, a ratio of a total number of the plurality of sub-pixels to a total number of the plurality of regions is N, and N is not greater than 10.