The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 2021
Filed:
Feb. 18, 2019
Guangdong Oppo Mobile Telecommunications Corp., Ltd., Guangdong, CN;
Yi Wei, Guangdong, CN;
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Guangdong, CN;
Abstract
A laser projection unit, a depth camera and an electronic device are provided. The laser projection unit includes a light source, a collimation element and a diffractive optical element. The light source is configured to emit laser. The collimation element is configured to collimate the laser. The collimation element includes one or a plurality of lenses provided in a light emitting path of the light source. The diffractive optical element is configured to diffract the laser collimated by the diffractive collimation element to form a laser pattern.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile