Patent 7880477 was granted and assigned to Infineon Technologies on February, 2011 by the United States Patent and Trademark Office.
An integrated circuit arrangement has a signal input 20 and a signal output 60, a signal processing unit 100 which is connected to the signal input 20 and to the signal output 60, a noise source 50 for generating a noise signal, and a noise line 55 which connects the noise source 50 to the signal input 20.