Enhanced passive optical network system-based VCSEL and PSK electrical modulator for 5th generation

RZ Yousif, SK Jalal, FH Al-Mukhtar - Wireless Networks, 2024 - Springer
The rapid evolution of passive optical network (PON) technologies has been driven by the
necessity to accommodate 5th-generation system requirements. This research introduces a …

High-fidelity digital–analog hybrid RoF fronthaul link enabled by nonlinear radio signal shaping

C Cheng, B Yang, J Tang, Y Hao, Z Xu, J Liang… - Optics Letters, 2024 - opg.optica.org
We propose a simple and effective method to enhance the fidelity of radio signals in a digital-
analog radio-over-fiber (DA-RoF) system by introducing nonlinearity into the transmitted …

Performance Enhanced Cascaded Digital-analog Radio-over-fiber Enabled by Digital Symbol Remapping for 6G Mobile Fronthaul

M Yin, W Wang, Y Chen, L Rong… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
In this paper, we introduce a novel performance enhanced cascaded digital–analog radio-
over-fiber (ECDA-RoF) scheme achieved by a digital symbol remapping technique for 6G …

2-DB SNR Gain Enabled by Noise Canceling Filter in Bandwidth Limited Time-Interleaved Digital-Analog Radio-Over-Fiber

C Cheng, Y Yang, J Tang, Y Hao… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
We propose a novel noise-canceling filter (NCF) for the fronthaul link based on the time-
interleaved hybrid digital-analog radio-over-fiber (TI-DA-RoF) structure. The NC scheme …

C-Band High CPRI-Equivalent Rate Direct Detection Transmission over 10 km Standard Single-Mode Fiber for Digital-Analog Radio-over-Fiber Mobile Fronthaul

M Wu, J Li, X Yu, J Zhang, Y Qin, O Xu… - 2024 Asia …, 2024 - ieeexplore.ieee.org
We experimentally demonstrate the C-band 40GBaud 1024-QAM DMT signal transmission
over 10-km directdetection-based digital-analog radio-over-fiber mobilefronthaul link with a …