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:
Oct. 12, 2010
Filed:
Feb. 22, 2008
Hong Rae Cha, Seoul, KR;
Ji Hoon Sohn, Seoul, KR;
Joon Kwon Moon, Seoul, KR;
Woon Seo Shin, Seoul, KR;
Eun Seong Seo, Seoul, KR;
Ki Hoon Song, Seoul, KR;
Jeong Ho Shin, Seoul, KR;
Hong Rae Cha, Seoul, KR;
Ji Hoon Sohn, Seoul, KR;
Joon Kwon Moon, Seoul, KR;
Woon Seo Shin, Seoul, KR;
Eun Seong Seo, Seoul, KR;
Ki Hoon Song, Seoul, KR;
Jeong Ho Shin, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
The present invention relates to a filter and a plasma display device including the filter. The filter is formed on a front surface of a plasma display panel of the plasma display device and includes a first base layer; a second base layer having refractive index smaller than that of the first base layer; and a sheet for protecting external light including a plurality of pattern units formed to be spaced from each other between the first and second base layers, wherein an interval between two pattern units adjacent each other of the plurality of pattern units being larger than a height of the pattern unit.