Quartz crystal vibrator

• Main Authors: XU JILONG, HAN WEIWEI, YOO SANG-HEE, WU YANLEI, WANG LINLIANG, TAO LI, LIN TAO
• Format: Patent
• Language: Chinese; English
• Published: 30.01.2024
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS

The utility model relates to a quartz crystal vibrator, which comprises a quartz crystal and metal films, the metal films are arranged on the upper surface and the lower surface of the quartz crystal, each metal film comprises an electrode surface and an electrode lead, and each electrode surface comprises a main vibration area and a non-main vibration area. A main vibration electrode layer is arranged at the upper end of the metal film located above the quartz crystal, the main vibration area is a part where the electrode face and the main vibration electrode layer are overlapped on the upper surface of the quartz crystal, the non-main vibration area is a part where the electrode face and the main vibration electrode layer are not overlapped on the upper surface of the quartz crystal, and the main vibration area is smaller than the electrode face. The electrode surface is rectangular or square, and the main vibration area is elliptical or circular. According to the utility model, the main vibration area is d