Integrated laser-diode voltage driver for 20-Gb/s optical systems using 0.3- mu m gate length quantum-well HEMT's. - Zhi-Gong Wang; Manfred Berroth; Ulrich Nowotny; Manfred Ludwig; Peter Hofmann; Axel Hülsmann; Klaus Köhler; Brian Raynor; Joachim Schneider (IEEE J. Solid State Circuits, 1993)

An 18-34-GHz dynamic frequency divider based on 0.2- mu m AlGaAs/GaAs/AlGaAs quantum-well transistors. - Andreas Thiede; Manfred Berroth; Ulrich Nowotny; Jorg Seibel; Roland Bosch; Klaus Köhler; Brian Raynor; Joachim Schneider (IEEE J. Solid State Circuits, 1993)

7.5 Gb/s monolithically integrated clock recovery circuit using PLL and 0.3-μm gate length quantum well HEMT's. - Zhi-Gong Wang; Manfred Berroth; Ulrich Nowotny; Peter Hofmann; Axel Hiilsmann; Klaus Köhler; Brian Raynor; Joachim Schneider (IEEE J. Solid State Circuits, 1994)

40-Gb/s high-power modulator driver IC for lightwave communication systems. - Zhihao Lao; Andreas Thiede; Ulrich Nowotny; Hariolf Lienhart; Volker Hurm; Michael Schlechtweg; Jochen Hornung; Wolfgang Bronner; Klaus Köhler; Axel Hülsmann; Brian Raynor; Theo Jakobus (IEEE J. Solid State Circuits, 1998)

Mixed signal integrated circuits based on GaAs HEMTs. - Andreas Thiede; Zhi-Gong Wang; Michael Schlechtweg; Manfred Lang; Petra Leber; Zhihao Lao; Ulrich Nowotny; Volker Hurm; Michaela Rieger-Motzer; Manfred Ludwig; Martin Sedler; Klaus Köhler; et al. (IEEE Trans. Very Large Scale Integr. Syst., 1998)

InP DHBT Based IC Technology for over 80 Gbit/s Data Communications. - Rachid Driad; Robert E. Makon; Karl Schneider; Ulrich Nowotny; Rolf Aidam; Rüdiger Quay; Michael Schlechtweg; Michael Mikulla; Günter Weimann (IEICE Trans. Electron., 2006)