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:
May. 14, 2002
Filed:
Apr. 30, 1999
Applicant:
Inventors:
Jinn-Chou Yoo, Hsinchu, TW;
Kuo-tung Tiao, Hsinchu, TW;
Fu-Ming Chuang, Hsinchu, TW;
Wei Shen, Hsinchu, TW;
Chun-Chuan Lin, Changhua, TW;
Sen-Chrong Shiau, Changhua, TW;
Assignee:
Industrial Technology Research Institute, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1333 ; G02F 1/1335 ;
U.S. Cl.
CPC ...
G02F 1/1333 ; G02F 1/1335 ;
Abstract
An LCD projector of two-plate type is disclosed. The LCD projector comprises a light source, a color valve, a dichroic mirror, a polarization rotating device, a polarization beam splitter, a first reflective LCD panel, a second LCD panel and a projection lens. The first reflective LCD panel is used to modulate the green light with the green component of the image signal. The red light and the blue light are modulated in a time field sequential manner by the color valve and the second reflective LCD panel.