A study on power consumption of modified noise-shaper architectures for ΣΔ DACs. - Nadeem Afzal; M. Reza Sadeghifar; J. Jacob Wikner (ECCTD, 2011)

Power efficient arrangement of oversampling sigma-delta DAC. - Nadeem Afzal; J. Jacob Wikner (NORCHIP, 2012)

A digital-RF converter architecture for IQ modulator with discrete-time low resolution quadrature LO. - M. Reza Sadeghifar; Nadeem Afzal; J. Jacob Wikner (ICECS, 2013)

Reducing Complexity and Power of Digital Multibit Error-Feedback ΔΣ Modulators. - Nadeem Afzal; J. Jacob Wikner; Oscar Gustafsson (IEEE Trans. Circuits Syst. II Express Briefs, 2014)