Wireless communication integrated circuits with CMOS-compatible SiGe HBT technology modules. - Wolfgang Winkler; Johannes Borngräber; Heide Erzgraeber; Ha. Erzgraber; Bernd Heinemann; Dieter Knoll; H. Jörg Osten; Michael Pierschel; Klaus Pressel; Peter Schley (CICC, 1999)

An integrated 10 GHz quadrature LC-VCO in SiGe: C BiCMOS - technology for low-jitter applications. - Frank Herzel; Wolfgang Winkler; Johannes Borngräber (CICC, 2003)

60 GHz transceiver circuits in SiGe:C BiCMOS technology. - Wolfgang Winkler; Johannes Borngräber; Hans Gustat; Falk Korndörfer (ESSCIRC, 2004)

LC-oscillators above 100 GHz in silicon-based technology. - Wolfgang Winkler; Johannes Borngräber; Bernd Heinemann (ESSCIRC, 2004)

A Single-Ended Fully Integrated SiGe 77/79 GHz Receiver for Automotive Radar. - Li Wang; Srdjan Glisic; Johannes Borngräber; Wolfgang Winkler; Christoph Scheytt (IEEE J. Solid State Circuits, 2008)

A 0.13 µm SiGe BiCMOS Technology Featuring fT/fmax of 240/330 GHz and Gate Delays Below 3 ps. - Holger Rücker; Bernd Heinemann; Wolfgang Winkler; Rainer Barth; Johannes Borngräber; Jürgen Drews; Gerhard G. Fischer; Alexander Fox; Thomas Grabolla; Ulrich Haak; Dieter Knoll; Falk Korndörfer; et al. (IEEE J. Solid State Circuits, 2010)

A Subharmonic Receiver in SiGe Technology for 122 GHz Sensor Applications. - Klaus Schmalz; Wolfgang Winkler; Johannes Borngräber; Wojciech Debski; Bernd Heinemann; Christoph Scheytt (IEEE J. Solid State Circuits, 2010)

122 GHz patch antenna designs by using BCB above SiGe BiCMOS wafer process for system-on-chip applications. - R. Wang; Yaoming Sun; Mehmet Kaynak; Johannes Borngräber; B. Goettel; Stefan Beer; Johann-Christoph Scheytt (PIMRC, 2013)

Gas spectroscopy with 245 GHz circuits in SiGe BiCMOS and Frac-N PLL for frequency ramps. - Klaus Schmalz; Johannes Borngräber; Selahattin Berk Yilmaz; Nick Rothbart; Dietmar Kissinger; Heinz-Wilhelm Hübers (IEEE SENSORS, 2016)

Towards breath gas detection with a 245 GHz gas sensor based on SiGe BiCMOS technology. - Nick Rothbart; Klaus Schmalz; Johannes Borngräber; Selahattin Berk Yilmaz; Dietmar Kissinger; Heinz-Wilhelm Hübers (IEEE SENSORS, 2017)

Design of a low-jitter wideband frequency synthesizer for 802.11ad wireless OFDM systems using a frequency sixtupler. - Frank Herzel; Arzu Ergintav; Johannes Borngräber; Herman Jalli Ng; Dietmar Kissinger (ISCAS, 2017)

Low-power and low-noise programmable frequency dividers in a 130 nm SiGe BiCMOS technology. - Arzu Ergintav; Frank Herzel; Johannes Borngräber; Herman Jalli Ng; Dietmar Kissinger (NEWCAS, 2017)

A low-power 190-255 GHz frequency quadrupler in SiGe BiCMOS technology for on-chip spectroscopic applications. - Farabi Ibne Jamal; Mohamed Hussein Eissa; Johannes Borngräber; Herman Jalli Ng; Dietmar Kissinger; Jan Wessel (RWS, 2017)

A 15-50GHz Multiplexer Circuit in 130nm SiGe BiCMOS Technology for Ultra-Wide Frequency Ramps in FMCW Radar. - Frank Herzel; Arzu Ergintav; Johannes Borngräber; Dietmar Kissinger (NORCAS, 2018)