Patent ID: 6833628
Filing Date: 2004-12-21
Classification: H01L

Abstract:
A package comprising:a first laminated substrate having a first conductor pattern on a first surface thereof and a second conductor pattern on an oppositely-disposed second surface thereof; a second laminated substrate attached to first laminate substrate, the second laminate substrate having an interior opening therethough and a frame portion surrounding the interior opening, the frame portion having a first surface facing the first laminate substrate and an oppositely-disposed second surface on which solder terminals are present; first and second interal openings between the first and second laminate substrates and interconnecting the interior opening of the second laminate substrate with an outer perimeter of at least one of the first and second laminate substrates; at least a first surface-mounted device on the first surface of the first laminate substrate and electrically connected to the first conductor pattern; and at least a second surface-mounted device on the second surface of the first laminate substrate and electrically connected to the second conductor pattern, the first and second laminate substrate being attached so that the second surface-mounted device is disposed within the interior opening of the second laminate substrate.