发明名称 ELASTIC SURFACE WAVE FILTER
摘要 PURPOSE:To reduce the ripple of the frequency properties while suppressing the increment of the insertion loss for the SAW (elastic surface wave) filter through a simple constitution in that input transducer TD is installed along with output TD which sandwiches the transducer TD and is parallel to the propagation direction of the surface wave.
申请公布号 JPS54844(A) 申请公布日期 1979.01.06
申请号 JP19770066141 申请日期 1977.06.03
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 TSUKAMOTO KATSUHIDE;NAGASAWA MASAHIRO;YAMAZOE HIROSHI
分类号 H03H3/08;H03H9/00;H03H9/145;H03H9/64 主分类号 H03H3/08
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