RF front-end of direct conversion receiver RFIC for cdma-2000. - Madjid Hafizi; Shen Feng; Taoling Fu; Kim Schulze; Robert Ruth; Richard Schwab; Per Karlsen; David Simmonds; Qizheng Gu (IEEE J. Solid State Circuits, 2004)

A CDMA Dual-Band Zero-IF Receiver With Integrated LNAs and VCOs in an Advanced SiGe BiCMOS Process. - David Simmonds; Raymond T. Cheung; Taoling Fu; Peter Borowitz; Richard Schwab; Robert Ruth; Per Karlsen; Klaas van Zalinge (IEEE J. Solid State Circuits, 2007)

Overcoming unreported violence using place-based ambulance data: The case for mapping hotspots based on health data for crime prevention initiatives. - David Simmonds; Barak Ariel; Vincent Harinam (Trans. GIS, 2023)