US Patent 7786659 Plasma display with a novel green-silicate phosphor
Patent 7786659 was granted and assigned to Hitachi on August, 2010 by the United States Patent and Trademark Office.
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Patent abstract
Using Eu2+ as the luminescence center for a green-emitting phosphor, a plasma display panel and a PDP device using it are configured by using an Eu2+-activated silicate green-emitting phosphate (Ca1-xM1x)2-e.M2.Si2O7:Eue with improved decay characteristics. In the formula, M1 is at least one element selected from the group containing Sr and Ba; M2 is at least one element selected from the group containing Mg and Zn; and x indicates the mole fraction of the component M1 and e indicates the mole fraction of Eu respectively satisfy the following conditions: 0<x<1 and 0.001≦e≦0.2.
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Patent Inventor Names
Choichiro Okazaki0
Hirotaka Sakuma0
Hitoshi Oaku0
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US Patent 07786659 Plasma display with a novel green-silicate phosphor US Patent 7786659 Plasma display with a novel green-silicate phosphor
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Patent Number
077866590
Patent Number
77866590
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
077866590
Date of Patent
August 31, 2010
0Patent Application Number
121406240
Date Filed
June 17, 2008
0Official Website
Patent Primary Examiner
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US Patent 07786659 Plasma display with a novel green-silicate phosphor
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07786659
Date of patent
August 31, 2010
Patent application number
12140624
Date Filed
June 17, 2008
Patent primary examiner
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