400G coherent system for an amplifier free optical interconnect with bandwidth limited transceivers

Conference: ECOC 2024 - 50th European Conference on Optical Communication
09/22/2024 - 09/26/2024 at Frankfurt, Germany

Proceedings: ITG-Fb. 317: ECOC 2024

Pages: 4Language: englishTyp: PDF

Authors:
Huang, Guoxiu; Tanaka, Shinsuke; Takahara, Tomoo; Nakashima, Hisao

Abstract:
We experimentally verified the achievability of 120GBd THP-QPSK signal for 90km transmis-sion of an amplifier free optical link with narrow bandwidth transceivers. The performance comparison to Nyquist signals clearly shows the better performance as 18dB link budget.