Invention Grant
- Patent Title: Projector, detection method thereof, and electronic device
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Application No.: US16684299Application Date: 2019-11-14
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Publication No.: US11348217B2Publication Date: 2022-05-31
- Inventor: Cheng Tang , Guohui Tan , Zhihua Tian , Haitao Zhou , Xiao Tan , Jian Bai
- Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
- Applicant Address: CN Guangdong
- Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
- Current Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
- Current Assignee Address: CN Guangdong
- Agency: Hodgson Russ LLP
- Priority: CN201810200820.3 20180312,CN201810402208.4 20180428,CN201810403817.1 20180428,CN201810403826.0 20180428,CN201810404506.7 20180428
- Main IPC: G06T7/00
- IPC: G06T7/00 ; G06T7/521 ; H04N5/225 ; G06V10/145 ; G06V10/98 ; G06V40/16
Abstract:
The present disclosure provides a detection method of a projector, a projector, and an electronic device. The method includes: obtaining a speckle pattern, the speckle pattern being an image generated by irradiating laser light generated by a light source in the projector onto an object by an optical element; and performing an abnormality detection on the projector according to the speckle pattern.
Public/Granted literature
- US20200082520A1 PROJECTOR, DETECTION METHOD THEREOF, AND ELECTRONIC DEVICE Public/Granted day:2020-03-12
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