发明名称 |
SURFACE WAVE RESONATOR SYSTEM HAVING ADDITIONAL TRANSDUCER BETWEEN REFLECTORS |
摘要 |
An SW resonator has a substrate of piezoelectric material. Two reflectors are applied onto the one substrate side. Input and output transducers are situated between the reflectors. The SW resonator is expanded to form an SW resonator having three electrical gates by arranging an additional transducer between the reflectors.
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申请公布号 |
US5194830(A) |
申请公布日期 |
1993.03.16 |
申请号 |
US19910792377 |
申请日期 |
1991.11.15 |
申请人 |
SIEMENS MATSUSHITA COMP. GMBH & CO. KG |
发明人 |
FLEISCHMANN, BERND |
分类号 |
H03H9/145;H03H9/25;H03H9/76 |
主分类号 |
H03H9/145 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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