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:
Jul. 27, 2010
Filed:
Mar. 30, 2007
Yu Park, Seoul, KR;
Tae Deok Seo, Kimchun-si, KR;
Jun Hwan Ju, Kyungsangnam-do, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A plasma display apparatus may include a plasma display panel (PDP), and a filter disposed at a front of the PDP. The filter may include an external light shielding sheet having a base unit and a plurality of pattern units formed on the base unit. Each of the pattern units may include a bottom and first and second slanted surfaces which are connected to the bottom. A thickness of the external light shielding sheet may be in a range of 1.01 to 1.5 times greater than a height of each of the pattern units and a first interior angle between the first slanted surface and the bottom of each of the pattern units may differ from a second interior angle between the second slanted surface and the bottom of each of the pattern units.