发明名称 |
Surface acoustic wave resonator having transducers and reflectors of different periods |
摘要 |
A surface acoustic wave resonator comprising at least two interdigital electro-acoustic transducers found between two sets of reflective gratings on a crystalline substrate. The period of the electrodes of the transducers is selected to be less than the period of the reflective gratings.
|
申请公布号 |
US4837476(A) |
申请公布日期 |
1989.06.06 |
申请号 |
US19860856317 |
申请日期 |
1986.04.28 |
申请人 |
PIONEER ELECTRONIC CORPORATION |
发明人 |
MOCHIZUKI, MASAMI |
分类号 |
H03H3/08;H03H9/02;H03H9/25 |
主分类号 |
H03H3/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|