Abstract

We compared the performance of PAM4, PAM6 and PAM8 experimentally at 224/225 Gb/s using different DSP schemes including Tomlinson-Harashima precoding (THP). PAM6 shows the best overall performance. For PAM4 THP shows a large gain.

© 2020 The Author(s)

PDF Article

References

You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access OSA Member Subscription