CPC H03H 9/6483 (2013.01) [H03H 9/25 (2013.01); H03H 9/6493 (2013.01)] | 10 Claims |
1. An electro acoustic RF filter, comprising:
an input port and an output port;
an electro acoustic resonator electrically connected between the input port and the output port;
an acoustically inactive impedance element electrically coupled to the electro acoustic resonator; and
a damping and/or dissipation element connected to the acoustically inactive impedance element, wherein the damping and/or dissipation element is provided and configured to remove acoustic energy from the inactive impedance element by either dissipation of acoustic energy, or by reducing the coupling or by suppressing an acoustic mode.
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