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:
May. 12, 2020
Filed:
Dec. 18, 2018
Applicants:
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Special Display Technology Co., Ltd., Beijing, CN;
Inventor:
Xing Zhao, Beijing, CN;
Assignees:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE SPECIAL DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); F21V 8/00 (2006.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0051 (2013.01); G02B 5/02 (2013.01); G02B 6/0063 (2013.01); G02B 6/0065 (2013.01);
Abstract
A diffusion sheet, a backlight module and a double-sided display device are provided. A transflective layer is provided on one surface of a substrate layer. On one hand, a portion of the light incident from an opposite side of the substrate layer is transmitted to a first display panel via the diffusion sheet; on the other hand, another portion of the light is reflected back to the light guide plate and enters a second display panel on another side of the double-sided backlight module.