1. Technische Universität Chemnitz; Institute for Print and Media Technology; Reichenhainer Str. 70 09126 Chemnitz Germany
2. Technische Universität Dresden; Chair for Circuit Design and Network Theory; Helmholtz Str. 18 01069 Dresden Germany
3. VTT Technical Research Centre of Finland; Printed and Hybrid Functionalities; P.O. Box 1000, 02150 Espoo Finland