An integrated low power buck converter with a comparator controlled low-side switch. - Reinhard Enne; Horst Zimmermann (DDECS, 2010)

A maximum power-point tracker without digital signal processing in 0.35μm CMOS for automotive applications. - Reinhard Enne; Miodrag Nikolic; Horst Zimmermann (ISSCC, 2012)

A clock management system for multi-phase DC-DC Converters in 0.35µm CMOS Technology. - Miodrag Nikolic; Reinhard Enne; Horst Zimmermann (ISSSE, 2012)

Optical wireless receiver circuit with integrated APD and high background-light immunity. - Paul Brandl; Reinhard Enne; Horst Zimmermann (ESSCIRC, 2015)

Monolithically integrated optical random pulse generator in high voltage CMOS technology. - Abbas Khanmohammadi; Reinhard Enne; Michael Hofbauer; Horst Zimmermann (ESSDERC, 2015)

An integrated current sensing circuit with comparator function for a buck DC-DC converter in HV-CMOS. - Natasa Mitrovic; Reinhard Enne; Horst Zimmermann (ICECS, 2016)

A Bootstrap circuit for DC-DC converters with a wide input voltage range in HV-CMOS. - Natasa Mitrovic; Reinhard Enne; Horst Zimmermann (MIPRO, 2016)

Optical Wireless APD Receiver With High Background-Light Immunity for Increased Communication Distances. - Paul Brandl; Tomislav Jukic; Reinhard Enne; Kerstin Schneider-Hornstein; Horst Zimmermann (IEEE J. Solid State Circuits, 2016)

Visible light communication at 50 Mbit/s using a red LED and an SPAD receiver. - Dinka Milovancev; Johannes Weidenauer; Bernhard Steindl; Michael Hofbauer; Reinhard Enne; Horst Zimmermann (CSNDSP, 2018)