Ladder-type electric filter circuit apparatus
Ladder-type electric filter device
Ladder-type electric filter device
Ladder-type filter comprising stacked piezoelectric resonators
Ladder-type filter with laterally coupled piezoelectric resonato
Ladder-type piezoelectric filter
Ladder-type piezoelectric filter
Ladder-type piezoelectric filter having a substantially...
Ladder-type piezoelectric filter having higher input and output
Ladder-type piezoelectric filter using resonators with nodal...
Ladder-type piezoelectric filter with lid providing predetermine
Ladder-type piezoelectric filters
Lamb-wave resonator and oscillator
Laminated piezoelectric component
Laterally coupled piezo-resonator ladder-type filter with at lea
Laterally coupled piezoelectric resonator ladder-type filter wit
Lattice filter with ripple in passing band eliminated and...
LC noise filter
Lead frame set and saw filter using the same
Leaky SAW resonator and method