发明名称 |
RESONATOR FOR ELASTIC SURFACE WAVE |
摘要 |
PURPOSE:To increase the Q value at resonance, by utilizing the reflection based on discontinuity of the electric boundary condition due to a rattan electrode and that due to parallel grooves at the same time, through the provusion of the rattan electrode of the same period on a board forming parallel grooves of a given period, or the rattan electrode having metallic strips at the both ends. |
申请公布号 |
JPS53125792(A) |
申请公布日期 |
1978.11.02 |
申请号 |
JP19770040320 |
申请日期 |
1977.04.11 |
申请人 |
NIPPON TELEGRAPH & TELEPHONE |
发明人 |
URABE SHIYUUJI;YOSHIKAWA SHIYOUKICHIROU;KONUKI KOUTA |
分类号 |
H03H3/08;H03H9/145;H03H9/25 |
主分类号 |
H03H3/08 |
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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