Patent ID: 9324647
Filing Date: 2016-04-26
CPC Classification: H01L,H05K,Y10T

Claim Text:
1. A circuit module, comprising an insulator layer; at least one first component inside the insulator layer, the at least one first component comprising first contact terminals with contact surfaces of first metal; at least one second component inside the insulator layer, the at least one second component comprising second contact terminals with contact surfaces of second metal different from the first metal; conductors on a surface of the insulator layer, the conductors comprising at least a first layer of copper and a second layer of copper; first contact elements for forming first electrical contacts between the first contact terminals and the conductors, the first contact elements comprising an intermediate layer on each contact surface of the first contact terminal, the intermediate layer containing a third metal different from the first metal, a contact surface area (A second contact elements for forming second electrical contacts between the second contact terminals and the conductors, a contact surface area (A