Surface acoustic wave device, duplexer and comb-shaped electrode

• Main Authors: Tajima, Motoyuki, Sato, Takahiro
• Format: Patent
• Language: English
• Published: 21.05.2019
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS

A surface acoustic wave device of a ladder type includes a series resonator and a parallel resonator, in which the parallel resonator includes a first reflector, a second reflector, and a comb-shaped electrode located between the first reflector and the second reflector, and the comb-shaped electrod...