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. 09, 2014
Filed:
Nov. 02, 2009
Ying-jui Lin, Kaohsiung, TW;
Hui-lung Kuo, Taipei, TW;
Pin-chen Chen, Taipei, TW;
Pao-ju Hsieh, Hsinchu, TW;
Ying-Jui Lin, Kaohsiung, TW;
Hui-Lung Kuo, Taipei, TW;
Pin-Chen Chen, Taipei, TW;
Pao-Ju Hsieh, Hsinchu, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
Optical elements and backlight modules employing the same are provided. The optical element can be a brightness enhancement diffusion complex film, comprising a cholesteric liquid crystal film and a transparent optical film directly disposed on the cholesteric liquid crystal film. Particularly, the whole transparent optical film directly contacts to the cholesteric liquid crystal film, in the absence of an intermediate located between the transparent optical film and the cholesteric liquid crystal film.