1. Institute of Electron Devices and CircuitsUlm UniversityAlbert‐Einstein‐Allee 4589081UlmGermany
2. Apple Technology Services B.V. & Co. KGHackerbrücke 680335MunichGermany
3. Dipartimento di Ingegneria Informatica Modellistica, Elettronica e SistemisticaUniversita della CalabriaVia P. Bucci 42C87036Arcavacata di RendeItaly
4. Ampleon Netherlands B.V.Halfgeleiderweg 86534AVNijmegenThe Netherlands