Patent ID: 8125788
Filing Date: 2012-02-28
Classification: H01L,H03H,H05K,Y10T

Abstract:
1. A circuit module comprising: a wiring board; a plurality of electronic components that are mounted on the wiring board; a reference potential portion that is provided on an upper surface of at least one of the plurality of electronic components; an insulating resin portion that covers the plurality of electronic components, excluding the reference potential portion; and a conductive layer that is connected to the reference potential portion and covers an upper surface of the insulating resin portion, wherein at least one electronic component having the reference potential portion includes a metal plate fixed to its upper surface, and the conductive layer is connected to the metal plate, wherein the electronic component having the reference potential portion includes a container, the metal plate fixed to an upper surface of the container, a piezoelectric vibration element contained in the container, and wherein the metal plate is connected to the ground terminal through wiring of the container.