Patent ID: 7429814
Filing Date: 2008-09-30
Classification: H03H

Abstract:
1. A piezoelectric resonator device having a piezoelectric resonator element and an excitation IC chip mounted on a package body thereof, comprising: a first plate having a first opening; and a second plate having a conduit formed such that the conduit is overlapped with the first opening in a plane view direction from a top side of the package body and a second opening formed such that the conduit is not overlapped with the second opening in the plane view direction, wherein the piezoelectric resonator element is mounted in a first hollow space formed by the first opening and the second plate in the package body, the excitation IC chip is mounted in a second hollow space formed by the second opening and the first plate in the package body, and the first opening is covered with a lid, the conduit is covered with a sealing material, and the first hollow space is sealed.