Plasma display device

Details Plasma display device Plasma display device

2004-06-29

2008-09-09

Roy, Sikha (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

Three or more electrode discharge device

C313S586000, C313S581000, C313S585000, C313S584000

Reexamination Certificate

active

07423376

ABSTRACT:
A plasma display device provided with a green color phosphor which is charged entirely with a positive potential, adsorbs only limited amounts of water, carbon monoxide, carbon dioxide and hydrocarbon, and not liable to cause chemical reacttion thereto. The green color phosphor used is any one or a combination two or more kinds of phosphors selected from among compounds defined by the general formulae of M1-xAl12O19:Mnx(where “M” denotes one of Ca, Sr, Eu and Zn) having a magnetoplumbite crystal structure, (Y1-a-yGda) (Ga1-xAlx)3(BO3)4:Tby, (Y1-a-yGda) (Ga1-xAlx)3(BO3)4:Cey, Tby, (Y1-a-yGda) BO3:Tbyand (Y1-a-yGda)3(Ga1-xAlx)5O12:Tbyhaving any of an yttrium borate crystal structure and yttrium aluminate crystal structure.

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