Nxp B.v.

Hervé Vincent

Jean-Marc Yannou

Hervé Fleury

The invention relates to an electronic circuit including a sub-module assembly () connected to the rest of the circuit, the sub-module assembly including a secret sub-module () for performing a function, scan chains; a built-in self test circuit including a pattern generator () to apply input signals to the scan chains, and a signature register () to check output signals from the scan chains. In order to keep the sub-module secret, the scan chains are not connected to the rest of the circuit.

Growing community of inventors

Caen, France

Hervé Vincent