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:
Nov. 17, 2020
Filed:
Jul. 03, 2019
Applicant:
Brogent Technologies Inc., Kaohsiung, TW;
Inventors:
Kuan-Chih Liu, Kaohsiung, TW;
Chih-Yung Hsu, Kaohsiung, TW;
Ping-Hsiu Wu, Kaohsiung, TW;
Pei-Te Su, Kaohsiung, TW;
Assignee:
BROGENT TECHNOLOGIES INC., Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/56 (2006.01); G03B 3/00 (2006.01); G03B 21/14 (2006.01); G09B 27/00 (2006.01); G03B 37/00 (2006.01);
U.S. Cl.
CPC ...
G03B 21/56 (2013.01); G03B 21/14 (2013.01); G03B 37/00 (2013.01); G09B 27/00 (2013.01);
Abstract
A dome screen projection system includes a dome screen unit and two sets of projectors. The dome screen unit includes a top side, two opposite lateral sides extending downward from two opposite ends of the top side, and a curved projection surface extending downwardly from the top side between the opposite lateral sides. Each of the two sets of projectors are disposed on the top side proximally to one of the lateral sides. The two sets of projectors are directed toward the curved projection surface.