CPC H03H 9/6483 (2013.01) [H03H 9/645 (2013.01); H03H 9/6453 (2013.01)] | 20 Claims |
1. A surface acoustic wave (SAW) device, comprising:
a piezoelectric layer;
two reflective structures;
a first shunt interdigital transducer (IDT) coupled between a first signal point and ground; and
a series IDT coupled between a second signal point and a third signal point, wherein:
the first signal point, the second signal point, the third signal point, and the ground are not directly electrically connected;
the two reflective structures, the first shunt IDT, and the series IDT reside over the piezoelectric layer; and
the first shunt IDT and the series IDT are arranged between the two reflective structures.
|