Comparison of different precoding techniques for unbalanced impairments compensation in short-reach DMT transmission systems

M Chen, L Wang, D Xi, L Zhang, H Zhou… - Journal of lightwave …, 2020 - opg.optica.org
Channel independent precoding technique has been widely used in optical discrete multi-
tone (DMT) transmission systems to compensate unbalanced impairments induced by …

Performance-enhanced optical non-orthogonal multiple access enabled by orthogonal chirp division multiplexing

Y Wan, B Liu, J Ren, R Ullah, Y Mao, S Zhu… - Journal of Lightwave …, 2022 - opg.optica.org
In this paper, we propose a novel optical non-orthogonal multiple access (NOMA) scheme
based on orthogonal chirp division multiplexing (OCDM) in a low-cost intensity modulation …

Experimental demonstration of four-channel WDM 560 Gbit/s 128QAM-DMT using IM/DD for 2-km optical interconnect

F Li, J Yu, Z Cao, J Zhang, M Chen… - Journal of Lightwave …, 2017 - opg.optica.org
In this paper, we experimentally demonstrated a four-channel wavelength-division-multiplex
(WDM) 560 Gbit/s 128 quadrature amplitude modulation (128QAM)-Discrete MultiTone …

Pre-equalized DMT signal transmission utilizing low-resolution DAC with channel response dependent noise shaping technique

M Yin, F Li, W Wang, D Zou, Y Chen… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
In this paper, a channel response dependent noise shaping (CRD-NS) technique is
proposed and experimentally demonstrated for the pre-equalized discrete multi-tone (DMT) …

Fiber-wireless transmission system of PDM-MIMO-OFDM at 100 GHz frequency

F Li, Z Cao, X Li, Z Dong, L Chen - Journal of lightwave …, 2013 - ieeexplore.ieee.org
We experimentally demonstrated a seamlessly integrated fiber-wireless system that delivers
30.67-Gb/s polarization division multiplexing-multiple input multiple output-orthogonal …

Demonstration of high capacity bidirectional A-RoF system using wavelength reuse and frequency multiplexing

H Xu, A Delmade, C Browning, A Atieh… - Journal of Lightwave …, 2023 - opg.optica.org
We demonstrate a practical wavelength reuse bidirectional analog radio-over-fiber (A-RoF)
system served by a single distributed feedback (DFB) laser. Frequency interleaving of …

Hadamard transform combined with companding transform technique for PAPR reduction in an optical direct-detection OFDM system

J Xiao, J Yu, X Li, Q Tang, H Chen, F Li… - Journal of optical …, 2012 - opg.optica.org
In this paper, we propose a novel method to reduce the high peak-to-average power ratio
(PAPR) of the optical orthogonal frequency division multiplexing (OFDM) signal. The method …

SSBI mitigation in A-RF-tone-based VSSB-OFDM system with a frequency-domain Volterra series equalizer

C Ju, N Liu, X Chen, Z Zhang - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
The analog domain generated radio frequency-tone (A-RF-tone)-based virtual single
sideband (VSSB) direct detection (DD) optical orthogonal frequency division multiplexing …

FOFDM based on discrete cosine transform for intensity-modulated and direct-detected systems

J Zhou, Y Qiao, T Zhang, E Sun, M Guo… - Journal of lightwave …, 2016 - opg.optica.org
In this paper, three basic intensity-modulated and direct-detected (IM/DD) fast orthogonal
frequency division multiplexing (FOFDM) schemes are compared, including Flip-FOFDM …

Dispersion-tolerant DDO-OFDM system and simplified adaptive modulation scheme using CAZAC precoding

Z Feng, Q Wu, M Tang, R Lin, R Wang… - Journal of Lightwave …, 2016 - opg.optica.org
We apply the signal-and channel-independent constant amplitude zero autocorrelation
sequence (CAZAC) precoding technique to a bandwidth-limited longer-reach DDO-OFDM …