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. 27, 2010
Filed:
Feb. 22, 2007
Izumi Toyoda, Osaka, JP;
Yoshihisa Nagasaki, Osaka, JP;
Junichi Hibino, Kyoto, JP;
Kazuhiko Sugimoto, Osaka, JP;
Keiji Horikawa, Osaka, JP;
Nobuyuki Shigetoh, Kyoto, JP;
Yuichiro Miyamae, Osaka, JP;
Izumi Toyoda, Osaka, JP;
Yoshihisa Nagasaki, Osaka, JP;
Junichi Hibino, Kyoto, JP;
Kazuhiko Sugimoto, Osaka, JP;
Keiji Horikawa, Osaka, JP;
Nobuyuki Shigetoh, Kyoto, JP;
Yuichiro Miyamae, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A plasma display device having a panel main body in which a pair of transparent substrates is arranged in opposition so as to form a discharge space between the substrates on at least a front side, barrier ribs are arranged on at least one of the substrates to divide the discharge space into a plurality of spaces, a group of electrodes is arranged on the substrates so as to generate discharge in the discharge space divided with the barrier ribs, and phosphor layers that emit by discharge are provided, in which the phosphor layers are equipped with a green phosphor layer including at least a mixture of ZnSiO:Mn and (Y, Gd)BO:Tb, the surface of the ZnSiO:Mn is coated with aluminum oxide, and the ratio of the Al element to the Si element on the surface measured with an XPS apparatus is 0.6 to 7.0.