Electronic device, dielectric ceramic composition and the production method
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United States of America Patent
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Jul 8, 2008
Grant Date -
Jul 20, 2006
app pub date -
Jan 17, 2006
filing date -
Jan 20, 2005
priority date (Note) -
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Abstract
A dielectric ceramic composition comprising a main component including Ba, Ca and Ti and having a perovskite crystal structure expressed by a general formula ABO.sub.3 and a fourth subcomponent including a compound of Zr; wherein a content of the fourth subcomponent with respect to 100 moles of the main component is larger than 0 mole and smaller than 5 moles in terms of Zr and, preferably, a segregation phase including the compound of Zr is provided.
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