NGMI and Kullback–Leibler Divergence in High-Baudrate PAM Transmission with Severe Bandwidth Limitation
- Resource Type
- Conference
- Authors
- Yamamoto, Shuto; Taniguchi, Hiroki; Masuda, Akira; Nakamura, Masanori; Kisaka, Yoshiaki
- Source
- 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC) OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022 27th. :1-4 Jul, 2022
- Subject
- Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Signal Processing and Analysis
Optical switches
Bandwidth
Encoding
Decoding
Optical fiber filters
Photonics
Optical fiber communication
Optical modulation
Digital filter
Digital communication
Partial response signaling
Modulation coding
Digital signal processing
Maximum likelihood decoding
- Language
We demonstrate 93-Gbaud PAM transmission with or without nonlinear differential coding in O-band experiment with 10-dB bandwidth of 32 GHz, in which the coding scheme realizes the lower Kullback-Leibler divergence and the higher NGMI.