A recursive house-of-cards digital power amplifier employing a λ/4-less Doherty power combiner in 65nm CMOS,
, ESSCIRC Conference 2016: 42nd European Solid-State Circuits Conference, p.189–192, (2016)
A recursive switched-capacitor house-of-cards power amplifier,
, IEEE Journal of Solid-State Circuits, Volume 52, Number 7, p.1719–1738, (2017)