Patent ID: 8119922
Filing Date: 2012-02-21
Classification: H01L,H01Q,H05K,Y10T

Abstract:
1. A structure for a printed wiring board assembly comprising: a first laminate stackup, having a first side and a second side, and a first cutout area defined on the first side of the first laminate stackup, wherein the first cutout area does not extend to the second side of the first laminate stackup; a second laminate stackup, having a first side and a second side, and a second cutout area extending from the first side to the second side of the second laminate stackup, wherein the first side of the first laminate stackup is connected to the first side of the second laminate stackup with the first cutout area aligned with the second cutout area; an anisotropic material layer disposed between the first laminate stackup and the second laminate stackup providing mechanical and electrical connection therebetween; a heatsink, having a first side and a second side, laminated to the second side of the second laminate stackup and extending across the second cutout area, wherein the first laminate stackup, the second laminate stackup, and the first side of the heatsink define an enclosed space including the first cutout area and the second cutout area; a first integrated circuit attached to the first laminate stackup in the first cutout area; and a second integrated circuit attached to the first side of the heatsink in the enclosed space.