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:
Feb. 14, 2012
Filed:
Oct. 08, 2008
Hirotaka Sakuma, Kokubunji, JP;
Hitoshi Oaku, Tokyo, JP;
Choichiro Okazaki, Kodaira, JP;
Shin Imamura, Kokubunji, JP;
Masaaki Komatsu, Kodaira, JP;
Hirotaka Sakuma, Kokubunji, JP;
Hitoshi Oaku, Tokyo, JP;
Choichiro Okazaki, Kodaira, JP;
Shin Imamura, Kokubunji, JP;
Masaaki Komatsu, Kodaira, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
There is provided a plasma display panel device using phosphors to improve reliability and color reproductivity or color performance. A plasma display panel includes: a discharge gas for generating ultraviolet light as a result of electric discharge, and a phosphor layer containing a phosphor for emitting light as a result of excitation by the ultraviolet light, in which the phosphor contains an Eu activated silicate phosphor added with at least one element selected from Al, Ga, Y and Gd, represented by the following General Formula (1):M1M2SiO:Eu  (1)