Millimeter-wave VCOs with wide tuning range and low phase noise, fully integrated in a SiGe bipolar production technology. - Hao Li 053; Hans-Martin Rein (IEEE J. Solid State Circuits, 2003)

Fully integrated SiGe VCOs with powerful output buffer for 77-GHz automotive Radar systems and applications around 100 GHz. - Hao Li 053; Hans-Martin Rein; Thomas Suttorp; Josef Böck (IEEE J. Solid State Circuits, 2004)

SiGe 77GHz Automotive Radar Technology. - W. M. Huang; J. P. John; S. Braithwaite; J. Kirchgessner; I. S. Lim; D. Morgan; Y. B. Park; S. Shams; I. To; P. Welch; Ralf Reuter; Hao Li 053; et al. (ISCAS, 2007)

A 19.5 dBm Power Amplifier with Highly Accurate 8-bit Power Controlling for Automotive Radar Applications in a 28 nm CMOS Technology. - Daniel Reiter; Hao Li 053; Herbert Knapp; Jonas Kammerer; Jonas Fritzin; Soran Majied; Badou Sene; Nils Pohl (BCICTS, 2019)

A 16-dBm D-Band Power Amplifier with a Cascaded CE and CB Output Power Stage Using a Stub Matching Topology. - Badou Sene; Herbert Knapp; Hao Li 053; Jonas Kammerer; Soran Majied; Klaus Aufinger; Jonas Fritzin; Daniel Reiter; Nils Pohl (BCICTS, 2019)

A Low Phase Noise, Wide Tuning Range 20GHz Magnetic-Coupled Hartley-VCO in a 28nm CMOS Technology. - Daniel Reiter; Hao Li 053; Herbert Knapp; Jonas Kammerer; Soran Majied; Badou Sene; Nils Pohl (RWS, 2019)

Low Phase Noise and Low Power Consumption Magnetic Cross-Coupled Push-Push VCO in SiGe BiCMOS Technology. - Shuvadip Ghosh; Hao Li 053; Nils Pohl (BCICTS, 2023)

A Low Phase Noise Dual Core Colpitts Push-Push type VCO at 78 GHz in 90 nm SiGe BiCMOS Technology. - Shuvadip Ghosh; Hao Li 053; Nils Pohl (ISCAS, 2025)