Patent ID: 9237668
Filing Date: 2016-01-12
CPC Classification: B81B,H01L,H05K

Claim Text:
1. An electronic component package, comprising: a base on which an electronic component element is mounted, the base including a bottom portion and a wall portion extending from the bottom portion; and a lid bonded to the base with a sealing member so as to hermetically seal the electronic component element, the lid including a conductive member; wherein the base includes: a cavity formed on a first main surface of the base by the bottom portion and the wall portion, the cavity on which is mounted the electronic component element; electrode pads electrically connected to electrodes of the electronic component element; external terminals electrically connected to outside; and line patterns electrically connected to the electrode pads and the external terminals, wherein the external terminals include a GND terminal for grounding, wherein the line patterns include: a wall portion GND line pattern formed on the wall portion to be exposed in the cavity so as to connect the lid to the GND terminal; and an electronic component element GND line pattern formed on the first main surface of the base in the cavity so as to connect the electronic component element to the GND terminal, and wherein a connecting portion that connects the electronic component element GND line pattern to the wall portion GND line pattern is disposed between layers of the bottom portion and the wall portion in plane view of the base, without presenting a surface to the cavity, and wherein surfaces of the connecting portion are covered by the bottom portion and the wall portion.