A low power variable GBW opamp from 60MHz to 2GHz for multi-standard receivers. - Aytac Atac; Christian Harder; Ralf Wunderlich; Stefan Heinen (ICECS, 2012)

A 1.7mW quadrature bandpass ΔΣ ADC with 1MHz BW and 60dB DR at 1MHz IF. - Aytac Atac; Lei Liao; Yifan Wang 001; Martin Schleyer; Ye Zhang 003; Ralf Wunderlich; Stefan Heinen (ISCAS, 2013)

A low power DLL based clock multiplier for multistandard wireless smart grid communication. - Aytac Atac; Ralf Wunderlich; Stefan Heinen (CSNDSP, 2014)

An HDL-Based System Design Methodology for Multistandard RF SoC's. - Aytac Atac; Zhimiao Chen; Lei Liao; Yifan Wang 001; Martin Schleyer; Ye Zhang 003; Ralf Wunderlich; Stefan Heinen (DAC, 2014)

A SystemC Virtual Prototyping based Methodology for Multi-Standard SoC Functional Verification. - Zhimiao Chen; Yifan Wang 001; Lei Liao; Ye Zhang 003; Aytac Atac; Jan Henning Müller; Ralf Wunderlich; Stefan Heinen (DAC, 2014)

A 1.2V, 2.7mA receiver front-end for bluetooth low energy applications. - Lei Liao; Aytac Atac; Ye Zhang 003; Yifan Wang 001; Zhimiao Chen; Martin Schleyer; Ralf Wunderlich; Stefan Heinen (RWS, 2014)

A low complexity multi standard dual band CMOS polar transmitter for smart utility networks. - Jan Henning Mueller; Ye Zhang 003; Lei Liao; Aytac Atac; Zhimiao Chen; Bastian Mohr; Stefan Heinen (SoCC, 2014)