Patent ID: 8970316
Filing Date: 2015-03-03
Classification: H01L,H03B,H03H

Abstract:
1. A resonator having a resonating element, the resonator comprising: a substrate that includes a vibrating section having a vibration area and a thick section that is formed integrally with the vibrating section, a thickness of the thick section being larger than a thickness of the vibrating section; and an excitation electrode that is provided in the vibration area, wherein the thick section includes a first thick section that is provided along one side of the vibrating section, a first plane of the first thick section protrudes further than a second plane of the vibrating section, the first thick section includes a package houses the resonating element, and at least one slit is provided in the first thick section, the at least one slit extends along the one side of the vibrating section, the at least one slit has a vacant inside space, the at least one slit is formed from a to surface of the first thick section to a bottom surface of the first thick section so that the slit penetrates the first thick section, and the at least one slit is provided between the vibrating section and a region where the thick section is supported by the package.