The first near zero-IF RX, 2-point modulation TX CMOS SOC Bluetooth solution. - Christian Duerdodt; Martin Friedrich; Christian Grewing; Markus Hammes; Andre Hanke; Stefan Heinen; Jürgen Oehm; Duyen Pham-Stabner; Dietolf Seippel; Detlev Theil; Stefan van Waasen (CICC, 2001)

A double-mixing sampling receiver concept to enable GNSS-L1/L5 double-band reception. - Christoph Schultz; Christian Duerdodt; Markus Hammes; Rainer Kreienkamp (SSD, 2012)