Patent ID: 8406810

Claim:
An authentication semiconductor element for a portable user device, the element comprising: a semiconductor substrate; an electrical circuit, comprising interconnected components embodied in the semiconductor substrate, configured to provide a function related to authentication of the portable user device to an external system or network; electrical contacts formed on at least one surface of the semiconductor substrate connected to the electrical circuit, a plurality of the electrical contacts being positioned on the at least one surface for contacting complimentary contacts of the portable user device when the authentication semiconductor element is installed in the portable user device; and at least two magnetic elements, located at positions for magnetic interaction with one or more parts of the portable user device to magnetically align the semiconductor substrate when installed in the portable user device so that the electrical contacts of the authentication semiconductor element are aligned with the complimentary contacts of the portable user device, wherein the components of the electrical circuit are configured to enable the electrical circuit to provide a user identity card function for authentication of a mobile station type portable user device or for authentication of a wireless payment transaction.