The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2025
Filed:
Feb. 20, 2023
Chongqing Boe Optoelectronics Technology Co., Ltd., Chongqing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Yu Wang, Beijing, CN;
Wencheng Luo, Beijing, CN;
Meilong Hu, Beijing, CN;
Jinhong Zhang, Beijing, CN;
Wenqi Quan, Beijing, CN;
Wei Ran, Beijing, CN;
Zhi Li, Beijing, CN;
Hening Zhang, Beijing, CN;
Bowen Xiong, Beijing, CN;
Qiong Yuan, Beijing, CN;
Xin Cen, Beijing, CN;
Ke Liao, Beijing, CN;
Yiming Cheng, Beijing, CN;
CHONGQING BOE OPTOELECTRONIC TECHNOLOGY CO., LTD., Chongqing, CN;
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., Beijing, CN;
Abstract
A backlight module includes a light-emitting substrate, at least one chip-on-film and a backplane. The light-emitting substrate includes a signal line group and a plurality of light-emitting units, and the plurality of light-emitting units are electrically connected to the signal line group. The at least one chip-on-film is arranged on a non-light exit side of the light-emitting substrate, and electrically connected to the signal line group. The backplane is disposed on the non-light exit side of the light-emitting substrate, and the at least one chip-on-film is located between the backplane and the light-emitting substrate. The backplane is provided with a groove therein, a notch of the groove faces the light-emitting substrate, and at least portion of a chip-on-film film of the at least one chip-on-film is disposed in the groove.