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:
Apr. 03, 2007
Filed:
Jun. 13, 2005
Po-hung Yao, Luzhu Shiang, TW;
I-kai Pan, Kaohshiung, TW;
Heng-chun Huang, Miaoli, TW;
Yu-nan Pao, Zhubei, TW;
Yi-ting Sun, Taipei, TW;
Po-Hung Yao, Luzhu Shiang, TW;
I-Kai Pan, Kaohshiung, TW;
Heng-Chun Huang, Miaoli, TW;
Yu-Nan Pao, Zhubei, TW;
Yi-Ting Sun, Taipei, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
The present invention discloses a light modulation element, having a first optical surface and a second optical surface receiving an incident light, the light modulation element comprising: at least a transparent diffusion unit, for scattering the incident light, each being placed on the first optical surface; and at least a transparent collimation unit, for collimating the incident light, each being formed on top of the diffusion unit.