220714 ⎘
Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details; Driving means, e.g. electrodes, coils for networks using surface acoustic waves; Transducers of particular shape or position; Transducers whereby only the last fingers have different characteristics with respect to the other fingers, e.g. different shape, thickness or material, split finger the last fingers having a different shape
Elastic wave device and filter device
#2Acoustic wave element and acoustic wave device using same
#3Elastic wave branching filter
#4Surface acoustic wave filter and duplexer
#5Longitudinally-coupled-resonator-type elastic wave filter device
#6Surface acoustic wave filter device