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High frequency dielectric ceramic composition, dielectric resonator, dielectric filter, dielectri 发明授权

2023-08-18 2960 493K 0

专利信息

申请日期 2025-07-22 申请号 US10647518
公开(公告)号 US6940371B2 公开(公告)日 2005-09-06
公开国别 US 申请人省市代码 全国
申请人 Mizuki Kono; Tsutomu Tatekawa
简介 A high frequency dielectric ceramic composition includes : as a major component a composition which contains a rare earth element (Re), Al, Sr, and Ti as metal elements and has a composition formula expressed by a molar ratio of aRe2O3-bAl2O3-cSrO-dTiO2 in which a, b, c, and d satisfy the following formula; 0.113≦a≦0.172, 0.111≦b≦0.171, 0.322≦c≦0.388, 0.323≦d≦0.396, and a+b+c+d=1.000; and 0.01 to 2 parts by weight on a Fe2O3 conversion basis of Fe as an element, based on 100 parts by weight of the major component.


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