Patent ID: 7453139
Filing Date: 2008-11-18
Classification: H01L

Abstract:
1. A semiconductor chip assembly including: (a) a chip having a front surface and having contacts exposed at said front surface, and one or more electrical elements within the chip electrically connected to said contacts; (b) a compliant structure overlying a surface of the chip, said compliant structure defining a layer having a top surface facing away from the chip and one or more cavities disposed between said layer and the chip body and one or more channels between said layer and the chip body, said channels extending in a lateral direction along said surface of said chip; (c) terminals carried by said compliant structure, at least some of said terminals being disposed adjacent said one or more cavities, at least some of said terminals being electrically connected to said contacts of said chip, said compliant structure defining one or more vents communicating with said one or more cavities through said one or more laterally extending channels, said one or more vents being open to outside of the assembly.