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:
Jul. 16, 2024
Filed:
Jun. 21, 2021
Goertek Optical Technology Co., Ltd., Shandong, CN;
Jingjian Gong, Shandong, CN;
Yangchun Deng, Shandong, CN;
Weitao Ding, Shandong, CN;
Dean Liu, Shandong, CN;
Gongtao Lu, Shandong, CN;
GOERTEK OPTICAL TECHNOLOGY CO., LTD, Weifang, CN;
Abstract
Disclosed are a projection optical path and a projection device. The projection optical path includes a first converged light of a first dual-light source system and a second converged light of a second dual-light source system; a first wavelength light, a second wavelength light, and a third wavelength light are respectively one of red light, green light, and blue light; a fourth wavelength light is within a wavelength range of the red light; the wavelength of the fourth wavelength light is defined as λ; the wavelength of the one set as the red light among the first wavelength light, the second wavelength light, and the third wavelength light is λis unequal to λ; an excitation light source emits an excitation light; and the excitation light is emitted to the first dual-light source system or the second dual-light source system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile