| 申请日期 | 2025-06-28 | 申请号 | JP10082142 |
| 公开（公告）号 | JP4131996B2 | 公开（公告）日 | 2008-08-13 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | Kyocera Corporation6633 | ||
| 简介 | PROBLEM TO BE SOLVED : To obtain a dielectric ceramic composition having high dielectric constant and high Q value in a high-frequency region and capable of stably controlling the temperature coefficient τf of resonance frequency to a low level. SOLUTION : This ceramic composition at least contains a rare earth element (Ln), Al, Sr and Ti as metallic elements at ratios falling within the compositional range expressed by 0.2194 | ||
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