220613 ⎘
Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details of surface acoustic wave devices; Details concerning reflective or coupling arrays; Grating lines having particular arrangements Left and right side electrically coupled reflectors
Elastic wave resonator, band pass filter, and duplexer
#2Elastic wave resonator, elastic wave filter device, and duplexer
#3Surface acoustic wave device with IDT electrodes having different electrode finger pitches and communication apparatus using same
#4Surface acoustic wave device and communication device
#5Surface acoustic wave device and communication apparatus using the same