US 11,968,901 B2
Displaying substrate, manufacturing method thereof, and display panel
Zhao Cui, Beijing (CN); Feng Zhang, Beijing (CN); Zhijun Lv, Beijing (CN); Wenqu Liu, Beijing (CN); Liwen Dong, Beijing (CN); Xiaoxin Song, Beijing (CN); Detian Meng, Beijing (CN); Libo Wang, Beijing (CN); Dongfei Hou, Beijing (CN); and Qi Yao, Beijing (CN)
Assigned to BOE Technology Group Co., Ltd., Beijing (CN)
Appl. No. 17/432,433
Filed by BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Feb. 23, 2021, PCT No. PCT/CN2021/077506
§ 371(c)(1), (2) Date Aug. 19, 2021,
PCT Pub. No. WO2021/196919, PCT Pub. Date Oct. 7, 2021.
Claims priority of application No. 202010239112.8 (CN), filed on Mar. 30, 2020.
Prior Publication US 2023/0157176 A1, May 18, 2023
Int. Cl. H10N 30/20 (2023.01); H10K 59/12 (2023.01); H10K 59/122 (2023.01); H10K 59/80 (2023.01); H10K 71/00 (2023.01)
CPC H10N 30/20 (2023.02) [H10K 59/1201 (2023.02); H10K 59/122 (2023.02); H10K 59/873 (2023.02); H10K 71/00 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A displaying substrate, wherein the displaying substrate is provided with a display area,
the display substrate comprises a first supporting base, a plurality of vibrating element modules and a display module, wherein the plurality of vibrating element modules and the display module are respectively disposed on two opposite sides of the first supporting base;
the display module and the plurality of vibrating element modules are located in the display area;
the display module comprises: a plurality of display units that are disposed in an array, a plurality of connecting units, and a plurality of hollowed-out units;
each display unit comprises at least one sub-pixel; each connecting unit is located between two adjacent display units and connects to the two adjacent display units; and each hollowed-out unit is located between two adjacent display units except an area where the corresponding connecting unit is located;
the hollowed-out units are provided with cavities corresponding to the vibrating element modules, and the cavities penetrate through the first supporting base; orthographic projections of the hollowed-out units on a reference plane cover orthographic projections of the vibrating element modules on the reference plane, and the reference plane is parallel to the first supporting base; and
the vibrating element modules and the cavities form a transducer, the vibrating element modules are configured to convert electric signals into acoustic signals, and the cavities are configured to propagate the acoustic signals.