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:
Sep. 19, 2023
Filed:
Mar. 30, 2020
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Zhiqiang Wang, Beijing, CN;
Fangyu Song, Beijing, CN;
Xin Ma, Beijing, CN;
Qiuli Wang, Beijing, CN;
Jianfeng Yao, Beijing, CN;
Chuan Sun, Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A backlight module and a display device are disclosed. The backlight module includes a light emitting element array including a plurality of light emitting elements that emit blue light; a quantum dot film disposed on a light-emergent side of the light emitting element array and having a middle area and an edge area, the edge area surrounding the middle area; and a light conversion layer disposed on the light-emergent side of the light emitting element array, wherein an orthographic projection of the light conversion layer on the quantum dot film is located in the edge area of the quantum dot film, a material of the light conversion layer includes a first light conversion material configured to emit red light under excitation of light from the light emitting element and a second light conversion material configured to emit green light under excitation of light from the light emitting element.