Patent · US Active

Light source assembly, back light moudle and display device

US10551673B2 · kind B2 · utility

0Cited by

4References

10Claims

0Family size

Assignees

Inventors

Sen Tan · Bukit Mertajam, MY
Sijun Lei · Beijing, CN
Liang Gao · Houston, US
Yansheng Sun · Beijing, CN
Wencheng Luo · Beijing, CN
Wei-Qi Fu · Jiaocheng District, CN
Qihai Du · Qingdao, CN
Song Liu · San Jose, US
Yuxu Geng · Beijing, CN
Hebing Ma · Beijing, CN
Na Shao · Beijing, CN

Key dates

Filing date	May 15, 2018
Grant date	Feb 4, 2020
Priority date	—
Expiry date	May 15, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH01S5/4093
WIPO fieldOptics
WIPO sectorInstruments

Abstract

The present disclosure provides a light source assembly, a backlight module, and a display device. The light source assembly includes: at least one semiconductor laser, at least one beam expander, and a package; the at least one semiconductor laser and the at least one beam expander are in one-to-one correspondence and are all encapsulated in the package; each of the at least one beam expander is disposed on a side of a light emitting surface of a corresponding one of the at least one semiconductor laser; light emitted by each of the at least one semiconductor laser is expanded by a corresponding one of the at least one beam expander and then emitted from the package.

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