1. Fraunhofer Heinrich Hertz Inst., Berlin, Germany
2. Bell Labs., Alcatel-Lucent, Stuttgart, Germany
3. Dept. of Mobile Commun. Syst., Tech. Univ. Dresden, Dresden, Germany
4. Commissariat a l'energie atomique et aux energies alternatives (CEA - Leti), Grenoble, France
5. IS-Wireless, Warsaw, Poland
6. Syst. Eng. Center of Excellence, Nat. Instrum., Budapest, Hungary