1. Radio Access Technology (RATE) Section, Department of Electronic Systems; Aalborg University (AAU); Denmark
2. Vodafone (Oksijen Ar-Ge) Teknoloji, İTÜ Teknokent; ARI 3 34467 Maslak Istanbul Turkey
3. Electrical Engineering Program, Division of Physical Sciences and Engineering; King Abdullah University of Science and Technology (KAUST); Thuwal, Makkah Province Saudi Arabia
4. Department of Electronics and Telecommunications; Norwegian University of Science and Technology (NTNU); Trondheim Norway