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. 13, 2014
Filed:
Jun. 10, 2010
Applicants:
Hyunho Choi, Seoul, KR;
Eunsung Seo, Seoul, KR;
Seungman Jeong, Seoul, KR;
Inventors:
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A projection system is characterized by: a first light source unit and a second light source unit selectively driven in response to operation mode; a light transmitting unit transmitting light emitted from the first light source unit or the second light source unit in the form of surface light; an image generator generating an image in response to an image signal using the light transmitted from the light transmitting unit; and a projection lens system projecting the image by enlarging the image generated by the image generator and projecting the enlarged image.