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. 13, 2010
Filed:
Jan. 12, 2007
Applicants:
Yu Park, Seoul, KR;
Hun Gun Park, Gumi-si, KR;
Inventors:
Yu Park, Seoul, KR;
Hun Gun Park, Gumi-si, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 5/16 (2006.01); H01J 61/40 (2006.01); H01K 1/26 (2006.01); H01K 1/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a plasma display apparatus including an external light blocking sheet which blocks and absorbs the external light injected from the outside, in particular, in which a pattern portion having a predetermined gap and width on a base portion prevents the external light from injecting into the inside of a panel inside, in addition, and permits to efficiently radiate a light emitted from the inside of the panel, thereby, the bright room contrast of PDP can be improved.