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:
Aug. 09, 2016
Filed:
Mar. 13, 2015
Applicant:
Delta Electronics, Inc., Taoyuan, TW;
Inventors:
Yeong-Feng Wang, Taoyuan, TW;
Ming-Wei Tsai, Taoyuan, TW;
Keh-Su Chang, Taoyuan, TW;
Rong-Chang Liang, Cupertino, CA (US);
Assignee:
DELTA ELECTRONICS, INC., Taoyuan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/00 (2006.01); E06B 9/68 (2006.01); A61B 3/103 (2006.01); A61B 3/113 (2006.01); G02C 7/08 (2006.01); G02B 26/00 (2006.01); G02F 1/29 (2006.01);
U.S. Cl.
CPC ...
E06B 9/68 (2013.01); A61B 3/103 (2013.01); A61B 3/113 (2013.01); G02B 26/005 (2013.01); G02C 7/08 (2013.01); G02C 7/085 (2013.01); E06B 2009/6827 (2013.01); G02F 1/29 (2013.01);
Abstract
An aspect of the invention provides an electric curtain. The electric curtain includes a sunlight detector for obtaining light information of sunlight and a light modulation device capable of receiving the sunlight and for adjusting an emergent angle of the sunlight to refract the sunlight to a ceiling of a room.