Title:
LASER AND LASER PROJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/284880
Kind Code:
A1
Abstract:
A laser (100), comprising a base plate (111), a frame (112), a plurality of light-emitting chips (120), and a first conductive layer (113). The frame (112) is located on the base plate (111). The plurality of light-emitting chips (120) are located on the base plate (111) and surrounded by the frame (112), and configured to emit laser light. The first conductive layer (113) is disposed at a position of the base plate (111) corresponding to the frame (112), connected to the light-emitting chips (120), and configured to deliver a current to the light-emitting chips (120).
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Inventors:
ZHANG XIN (CN)
TIAN YOULIANG (CN)
ZHOU ZINAN (CN)
LU YAO (CN)
TIAN YOULIANG (CN)
ZHOU ZINAN (CN)
LU YAO (CN)
Application Number:
PCT/CN2022/106133
Publication Date:
January 19, 2023
Filing Date:
July 15, 2022
Export Citation:
Assignee:
HISENSE LASER DISPLAY CO LTD (CN)
International Classes:
H01S5/02315; H01S5/02253; H01S5/024; H01S5/026
Domestic Patent References:
| WO2021135847A1 | 2021-07-08 |
Foreign References:
| CN112825409A | 2021-05-21 | |||
| US5327443A | 1994-07-05 | |||
| CN216162111U | 2022-04-01 | |||
| CN113467172A | 2021-10-01 | |||
| CN114361932A | 2022-04-15 | |||
| CN212062997U | 2020-12-01 | |||
| JP2001291812A | 2001-10-19 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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