Title :
160-Gbps Nyquist PAM4 transmitter using a digital-preprocessed analog-multiplexed DAC
Author :
Hiroshi Yamazaki;Munehiko Nagatani;Shiaeru Kanazawa;Hideyuki Nosaka;Toshikazu Hashimoto;Akihide Sano;Yutaka Miyamoto
Author_Institution :
NTT Network Innovation Labs., NTT Corporation, 1-1 Hikari-no-oka, Yokosuka, Kanagawa, Japan
Abstract :
We proposed an ultra-wide-band DAC configuration consisting of a digital preprocessor, two sub-DACs, and an analog multiplexer. The output bandwidth is nearly doubled from that of the sub-DACs. The idea was verified by a 160-Gbps Nyquist PAM4 transmission.
Keywords :
"Integrated circuits","Niobium"
Conference_Titel :
Optical Communication (ECOC), 2015 European Conference on
DOI :
10.1109/ECOC.2015.7341681
