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发明名称
薄膜体音响共振器
摘要
本发明之目的系提供一种可藉由将因横向波型之声波产生之驻波抑制至最小限度而谋求共振特性提高之薄膜体音响共振器。具备于第1电极2与第2电极4之间挟持压电体层3而成之共振部A的薄膜体音响共振器中,共振部A以用直线L切除椭圆之一部分之平面形状构成。直线L与椭圆之短轴以及长轴之至少一方,较好的是两方交叉,且通过椭圆之中心。
申请公布号
TW200733555
申请公布日期
2007.09.01
申请号
TW095126420
申请日期
2006.07.19
申请人
新力股份有限公司
发明人
冈修一;大野晃计
分类号
H03H9/17(2006.01);H01L41/09(2006.01)
主分类号
H03H9/17(2006.01)
代理机构
代理人
陈长文
主权项
地址
日本
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