Title:
LASER DEVICE AND PROJECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2024/078268
Kind Code:
A1
Abstract:
A laser device, comprising a housing (100), a plurality of laser chip assemblies (200), and a shaping and homogenizing component (300). The housing (100) comprises a bottom plate (101) and a side wall (102). The side wall (102) is provided on the bottom plate (101). The plurality of laser chip assemblies (200) are provided on the bottom plate (101). The shaping and homogenizing component (300) is connected to the side wall (102) and is located on the side of the side wall (102) facing away from the bottom plate (101). The shaping and homogenizing component (300) and the housing (100) jointly define a first closed space (103). The plurality of laser chip assemblies (200) are located in the first closed space (103). The shaping and homogenizing component (300) is located on exit light paths of the laser chip assemblies (200) and is configured to receive laser beams emitted by the laser chip assemblies (200), and collimate, diffract, and homogenize the received laser beams.
Inventors:
ZHOU ZINAN (CN)
TIAN YOULIANG (CN)
LU YAO (CN)
GUO ZHAOSHI (CN)
TIAN YOULIANG (CN)
LU YAO (CN)
GUO ZHAOSHI (CN)
Application Number:
PCT/CN2023/119457
Publication Date:
April 18, 2024
Filing Date:
September 18, 2023
Export Citation:
Assignee:
HISENSE LASER DISPLAY CO LTD (CN)
International Classes:
G03B21/20; H01S5/02255
Foreign References:
| CN115566530A | 2023-01-03 | |||
| CN218547231U | 2023-02-28 | |||
| CN113625523A | 2021-11-09 | |||
| CN113703272A | 2021-11-26 | |||
| CN108803026A | 2018-11-13 | |||
| CN108107579A | 2018-06-01 | |||
| CN107797287A | 2018-03-13 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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