1. RF Communication Department of Radio Frequency and Systems, Infineon Technologies Linz, Linz, Austria
2. Automotive Division, Infineon Technologies Linz, Linz, Austria. They are now independent advisors in Linz, Austria
3. Division Intelligent Wireless Systems, Silicon Austria Labs GmbH (SAL), Linz, Austria
4. Institute for Communications Engineering and RF-Systems, Johannes Kepler University Linz, Linz, Austria