Skyworks Solutions, Inc.
MULTI-MODE SURFACE ACOUSTIC WAVE FILTER WITH STEPPED ACOUSTIC REFLECTORS

Abstract:

Multi-mode surface acoustic wave filters are disclosed. A multi-mode surface acoustic wave filter can include a plurality of interdigital transducer electrodes that are longitudinally coupled to each other and stepped acoustic reflectors on opposing sides of the plurality of interdigital transducer electrodes. The acoustic reflectors include acoustic reflector fingers with stepped lengths.