Patent · US Active

Laser source and laser projection apparatus

US12306519B2 · kind B2 · utility

0Cited by

0References

20Claims

0Family size

Assignee

Hisense Laser Display Co., Ltd · CN

Inventors

Xintuan Tian · Shandong, CN
Boyu ZHOU · Qingdao, CN

Key dates

Filing date	Sep 22, 2021
Grant date	May 20, 2025
Priority date	—
Expiry date	Jan 28, 2044

Classification

Technology area (CPC G)Physics
CPC primaryG03B21/16
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A laser source includes a laser source housing, a laser array and a beam path assembly. The laser source housing includes an accommodating opening and a beam outlet. The laser array is disposed in the accommodating opening. The laser array is configured to emit laser beams into the laser source housing. A laser-exit surface of the laser array includes a plurality of laser-exit regions. The plurality of laser-exit regions are configured to emit laser beams of multiple colors. The beam path assembly is disposed inside the laser source housing. The beam path assembly is configured to combine the laser beams of the multiple colors emitted by the laser array, and make the combined laser beams exit toward the beam outlet.

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