1. Inf. Technol. (Commun. Electron.), Friedrich-Alexander-Univ. Erlangen-Nurnberg (FAU), Erlangen, Germany
2. Hardware/Software Co.-Design, Friedrich-Alexander-Univ. Erlangen-Nurnberg (FAU), Erlangen, Germany
3. RF & Microwave Design Dept., Fraunhofer Inst. for Integrated Circuits, Erlangen, Germany