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.

Date of Patent:
Oct. 24, 2006

Filed:

Jul. 22, 2004
Applicants:

Soon Hyung Kwon, Seoul, KR;

Seung Gyu Lee, Seoul, KR;

Inventors:

Soon Hyung Kwon, Seoul, KR;

Seung Gyu Lee, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image projector is disclosed. The image projector includes a lamp emitting light rays, a filtering unit having a first device including a plurality of color filters including a white color filter each formed to correspond to a section therein, and a second device including a plurality of color filters except a white color filter each formed to correspond to a section therein and formed at one side of the first device, and filtering the light rays emitted from the lamp through any one of the first device and the second device, a rod lens focusing and projecting the light rays separated from the filtering unit, and a digital micromirror device displaying an image through electric signals in accordance with the projected light rays.


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