Patent ID: 8593039
Filing Date: 2013-11-26
Classification: A63F,G04F,G06F,H01L,H03B,H03H

Abstract:
1. A resonator element, comprising: a base that has a notch extending in a first direction from a side surface of the base; and a resonating arm that extends from the base in a second direction intersecting with the first direction, wherein an arm center line of the resonating arm intersects with the notch, the notch has a first surface extending from the side surface of the base to a closed end of the notch, and a second surface extending the closed end of the notch opposite the first surface, and the notch has a first width in the second direction between the first surface and the second surface proximate a closed end of the notch, and a second width in the second direction between the first surface and the second surface proximate an open end of the notch, the second width being greater than the first width.