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:
Dec. 07, 2021
Filed:
Jul. 28, 2018
Huawei Technologies Co., Ltd., Shenzhen, CN;
Bangshi Yin, Shenzhen, CN;
Kangle Xue, Shenzhen, CN;
Bin Yan, Shenzhen, CN;
Jiuliang Gao, Shenzhen, CN;
Jun Ding, Dongguan, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A display screen includes a display panel, a back light system, and an optical device concealed under the display panel, where a transmission light path formed by light rays received or transmitted by the optical device passes through the display screen. The display screen includes the fill-in light system, where the fill-in light system is disposed between the back light system and the optical device. The fill-in light system includes a first light source and a light guide member configured to transmit a light ray emitted by the first light source.