PIEZOELECTRIC VIBRATION ELEMENT

• Main Author: NISHIMURA, Toshio
• Format: Patent
• Language: English; French; Japanese
• Published: 17.10.2024
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS

This piezoelectric vibration element (10) comprises a piezoelectric piece (11) and an excitation electrode (14a) that overlap in the thickness direction. The piezoelectric vibration element (10) has a high acoustic velocity region (17) and a low acoustic velocity region (18) that has a lower acousti...