| CPC H03H 9/56 (2013.01) [H03H 9/13 (2013.01); H03H 9/145 (2013.01); H03H 9/17 (2013.01); H03H 9/171 (2013.01); H03H 9/25 (2013.01); H03H 9/54 (2013.01); H03H 9/64 (2013.01); H03H 9/703 (2013.01); H03H 9/72 (2013.01)] | 21 Claims | 

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               1. An acoustic wave component comprising: 
            a bulk acoustic wave resonator including an air cavity between at least a portion of a ceramic substrate and at least one electrode; and 
                a surface acoustic wave device disposed in the air cavity, the surface acoustic wave device including a piezoelectric layer above the ceramic substrate, and an interdigital transducer electrode above the piezoelectric layer. 
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