What is it about?
Driver circuit integrated with multiplexing stage can operate at very high speed (100 GS/s) and provides PAM-4 and PAM-8 high swing signal at high baudrate.
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Why is it important?
PAM-n and QAM-n multilevel formats are intensly investigated to increase optical transmission capacity.
Perspectives
With this circuit high quality driving signals were obtained allowing set of optical transmission experiments for both long-haul and short reach applications.
Dr Agnieszka D Konczykowska
III-V Lab
Read the Original
This page is a summary of: 84 GBd (168 Gbit/s) PAM-4 3.7 Vpp power DAC in InP DHBT for short reach and long haul optical networks, Electronics Letters, October 2015, the Institution of Engineering and Technology (the IET),
DOI: 10.1049/el.2015.2316.
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