Dielectric ceramic composition and electronic device

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United States of America Patent

PATENT NO 8853115
APP PUB NO 20130222969A1
SERIAL NO

13773370

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Abstract

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A dielectric ceramic composition comprising a compound shown by a general formula {A1−x(RE)2x/3}y-D2O5+y having tungsten bronze-type structure and an oxide of “M”. “A” is at least one selected from Ba, Ca, Sr and Mg, “D” is at least one selected from Nb and Ta, “RE” is at least one selected from Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, “x” and “y” satisfies 00, respectively and said “M” is at least one selected from Al, Si, B and Li. It is preferable to further comprise Mg oxide.

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Patent Owner(s)

  • TDK CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Iguchi, Toshihiro Tokyo, JP 60 155
Kojima, Tatsuya Tokyo, JP 52 438
Takagi, Satoshi Tokyo, JP 77 760
Yoshii, Akitoshi Tokyo, JP 39 460

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