Patent · US Active

Optical module and display device

US10788614B2 · kind B2 · utility

1Cited by

1References

18Claims

0Family size

Assignees

Inventors

Jingjun Du · Beijing, CN
Fei Liang · Beijing, CN
Lingyu Sun · Beijing, CN
Xiuyun Chen · Tangxia, CN
Daekeun Yoon · Beijing, CN
Miao LIU · Beijing, CN
Xin Gai · Beijing, CN
Zheng Wang · Beijing, CN
Fei DONG · Beijing, CN
Liyu Fang · Beijing, CN
Qingqing Ma · Beijing, CN
Xi Li · Changzhou City, CN
Tingxiu Hou · Beijing, CN

Key dates

Filing date	Apr 10, 2019
Grant date	Sep 29, 2020
Priority date	—
Expiry date	Apr 10, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG02F2203/02
WIPO fieldOptics
WIPO sectorInstruments

Abstract

An optical module and a display device are provided; the optical module includes a light guide plate, the light guide plate includes a first surface and a second surface that are opposite; the second surface includes a plurality of non-planar portions and a plurality of planar portions; at least one of the plurality of non-planar portions is between any two adjacent planar portions; and each non-planar portion includes a first light-transmitting inclined plane inclined with respect to the plurality of planar portions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.