Title:
LASER DEVICE AND LASER PROJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/020595
Kind Code:
A1
Abstract:
A laser device (11) and a laser projection device (1). The laser device (11) comprises a plurality of light-emitting components (120) and a light-guiding component (12). The plurality of light-emitting components (120) are configured to emit laser beams of various colors. The light-guiding component (12) is located on light-emergent light paths of the plurality of light-emitting components (120); the light-guiding component (12) comprises a plurality of light-guiding areas (1201, 1202, 1203), and the plurality of light-guiding areas (1201, 1202, 1203) correspond to the laser beams of the various colors; and the light-guiding component (12) is configured to shape incident laser beams, such that light spots of the shaped laser beams match a light modulation device.
Inventors:
YAN KE (CN)
TIAN YOULIANG (CN)
LIU XIANRONG (CN)
TIAN YOULIANG (CN)
LIU XIANRONG (CN)
Application Number:
PCT/CN2022/113438
Publication Date:
February 23, 2023
Filing Date:
August 18, 2022
Export Citation:
Assignee:
HISENSE LASER DISPLAY CO LTD (CN)
International Classes:
G03B21/20; G02B5/18; H04N9/31
Foreign References:
| CN113625522A | 2021-11-09 | |||
| CN113625523A | 2021-11-09 | |||
| CN112987472A | 2021-06-18 | |||
| CN208569202U | 2019-03-01 | |||
| US20060092515A1 | 2006-05-04 | |||
| CN210465983U | 2020-05-05 | |||
| CN112114480A | 2020-12-22 | |||
| CN1117633A | 1996-02-28 | |||
| CN1740844A | 2006-03-01 | |||
| CN102096293A | 2011-06-15 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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