Patent ID: 7022549
Filing Date: 2006-04-04
Classification: H01L,H05K,Y02P

Abstract:
1. A method for connecting an integrated circuit to a substrate, comprising: providing a package for the integrated circuit, which has a connection side, on which there are provided a plurality of connection regions for connection to the substrate; providing a corresponding plurality of connection regions on the substrate; providing elevated contact regions on the connection regions of the package and/or the connection regions of the substrate, the elevated contact regions comprising a first group of contact regions and a second group of contact regions; and creating a connection of the package to the substrate via the elevated contact regions, the elevated contact regions configured such that the first group of contact regions form a rigid connection and the second group of contact regions form an elastic connection between the package and the substrate, wherein the first and second groups of contact regions are included within a single layer and the first and second groups are disposed between the package and the substrate.