220810 ⎘
Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Filters using surface acoustic waves; Means for obtaining a particular transfer characteristic; Coupled resonator filters having two acoustic tracks being acoustically coupled
MULTI-LAYER PIEZOELECTRIC SUBSTRATE SURFACE ACOUSTIC WAVE DEVICE WITH LOOP CIRCUIT
#2STACKED DEVICE STRUCTURE WITH A BULK ACOUSTIC WAVE RESONATOR SUPPORTED BY A SURFACE ACOUSTIC WAVE DEVICE
#3STACKED ACOUSTIC WAVE (AW) PACKAGES WITH REDUCED EXCITATION OF REFLECTED BULK WAVES
#4Packaged bulk acoustic wave resonator on acoustic wave device
#5Bulk acoustic wave resonator on surface acoustic wave device
#6Bulk acoustic wave resonator on multi-layer piezoelectric substrate acoustic wave device
#7Acoustic wave device, filter, and duplexer