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.:

US 8179044 B1

PDF
Full Text
Expired
Date of Patent:
May. 15, 2012

Filed:

Feb. 02, 2010
Applicants:

Younggil Yoo, Suwon-si, KR;

Kyeongwoon Chung, Suwon-Si, KR;

Inventors:

Younggil Yoo, Suwon-si, KR;

Kyeongwoon Chung, Suwon-Si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 17/49 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plasma display device with lowered discharge voltage by mixing activated carbon with phosphor layers and/or barrier ribs to produce carbon dioxide. The plasma display device includes a first substrate and a second substrate spaced from the first substrate, wherein the first substrate and the second substrate are sealed together. A plurality of barrier ribs are on the first substrate for defining a plurality of discharge cells between the first substrate and the second substrate. A phosphor layer is in the plurality of discharge cells, and a gas mixture including carbon dioxide is between the first and second substrates, wherein at least one of the phosphor layer or the plurality of barrier ribs includes an activated carbon.


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