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:
Dec. 22, 2015
Filed:
Dec. 29, 2014
Applicant:
Benq Materials Corporation, Taoyuan County, TW;
Inventors:
Cyun-Tai Hong, New Taipei, TW;
Lung-Hai Wu, Taoyuan, TW;
Fung-Hsu Wu, Taoyuan County, TW;
Chen-Kuan Kuo, New Taipei, TW;
Assignee:
Benq Materials Corporation, Taoyuan County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/28 (2006.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 27/281 (2013.01); G02B 5/0231 (2013.01);
Abstract
Disclosed is a light switching module comprising a polarizing element with a patterned retarder having a variable first optical axis; a retardation element having a variable second optical axis and a scattering microstructure; and a shifting means for adjusting the relative position of the polarizing element and the retardation element to switch the light switching module to transparent state or scattering state.