Dr.-Ing. Amir Mabhout

Academic Publications (as Hossein Ghafarian)

First Author Papers

• A 9-bit, 45 mW, 0.05 mm² Source-Series-Terminated DAC Driver With Echo Canceller in 22-nm CMOS for In-Vehicle Communication
  H. Ghafarian, S. Shivapakash, S. Mortazavi, P. Scholz, N. Lotfi, F. Gerfers
  IEEE Solid-State Circuits Letters, 2021 [Paper]
• Impedance Calibration Technique Canceling Process and Temperature Variation in Source Terminated DAC Drivers in 22nm FDSOI
  H. Ghafarian, H. Ordouei, F. Gerfers
  IEEE MWSCAS 2019 [Paper]
• A fully integrated charge pump using parasitics to increase the usable capacitance by 25% and the efficiency by up to 18% with poly-poly capacitors
  H. Ghafarian, C. Moranz, M. Rajabzadeh, J. Leicht, Y. Manoli
  IEEE MWSCAS 2017 [Paper]
• Analysis and compensation technique canceling non-linear switch and package impedance effects of a 3.2GS/S TX-DAC
  H. Ghafarian, F. Gerfers
  IEEE MWSCAS 2017 [Paper]
• A digital calibration technique canceling non-linear switch and package impedance effects of a 1.6GS/s TX-DAC in 28 nm CMOS
  H. Ghafarian, F. Gerfers
  IEEE ISCAS 2017 [Paper]

Co-Authored Papers

• Advanced Mixed Signal Concepts Exploiting the Strong Body-Bias Effect in CMOS 22FDX®
  E. Wittenhagen, M. Runge, N. Lotfi, H. Ghafarian, Y. Tian, F. Gerfers
  IEEE Transactions on Circuits and Systems I: Regular Papers, 2021 [Paper]
• Body-Bias Techniques in CMOS 22FDX® for Mixed-Signal Circuits and Systems
  F. Gerfers, N. Lotfi, E. Wittenhagen, H. Ghafarian, Y. Tian, M. Runge
  IEEE ICECS 2019 [Paper]
• Analysis of Package Impedance Effects on the Linearity of Source Series Terminated DACs
  H. Ordouei, H. Ghafarian, F. Gerfers
  IEEE MWSCAS 2018 [Paper]