Javed, A. R., Scheytt, C., &; Von der Ahe, U. (2016). Linear ultra-broadband NPN-only analog correlator at 33 Gbps in 130nm SiGe BiCMOS technology. IEEE Bipolar/BiCMOS Circuits and Technology Meeting.https://doi.org/ 10.1109/BCTM.2016.7738962