Low-cost, large-coverage, and high-flexibility coherent PON for next-generation access networks: advances, challenges, and prospects
Increasing bandwidth requirements have posed significant challenges for traditional access
networks. It is difficult for intensity modulation/direct detection to meet the power budget and …
networks. It is difficult for intensity modulation/direct detection to meet the power budget and …
Inverse design of an ultra-compact dual-band wavelength demultiplexing power splitter with detailed analysis of hyperparameters
Inverse design has been widely studied as an efficient method to reduce footprint and
improve performance for integrated silicon photonic (SiP) devices. In this study, we have …
improve performance for integrated silicon photonic (SiP) devices. In this study, we have …
End-to-end deep learning for a flexible coherent PON with user-specific constellation optimization
A flexible coherent passive optical network (FLCS-CPON) is a promising solution for the
future access network. By offering increased speed, sensitivity, and flexibility, it enables …
future access network. By offering increased speed, sensitivity, and flexibility, it enables …
Principle and strategy of using probabilistic shaping in a flexible coherent passive optical network without optical amplifiers
The coherent passive optical network (CPON) has received a great deal of attention in
recent years due to its superior receiver sensitivity and extended power budget for 100G and …
recent years due to its superior receiver sensitivity and extended power budget for 100G and …
Pilot-aided continuous digital signal processing for multiformat flexible coherent TDM-PON in downstream
To avoid burst-signal processing in downstream transmission during modulation-format
switching, we propose and experimentally demonstrate a pilot-aided DSP scheme with …
switching, we propose and experimentally demonstrate a pilot-aided DSP scheme with …
Demonstration of Pilot-Aided Continuous Downstream Digital Signal Processing for Multi-Format Flexible Coherent TDM-PON
The coherent passive optical network (PON) is a promising solution for the next generation
of high-speed optical access network, capable of supporting 100G and beyond data rate …
of high-speed optical access network, capable of supporting 100G and beyond data rate …
Experimental demonstration of flexible information rate PON beyond 100 Gb/s with rate-compatible LDPC codes
X Zhang, Y Xuan, Z Gong, X Zhang, J Li, M Luo… - Optics …, 2024 - opg.optica.org
The applications of rate-compatible low-density parity-check (RC-LDPC) codes are
investigated for a 16 quadrature amplitude modulation (16QAM) signal and coherent …
investigated for a 16 quadrature amplitude modulation (16QAM) signal and coherent …
Investigation of laser phase noise tolerance in simplified coherent PON with subcarrier multiplexing
In this paper, we experimentally investigate the laser phase noise tolerance for a 100 Gb/s/λ
coherent passive optical network (PON) with simplified optical network units (ONUs) …
coherent passive optical network (PON) with simplified optical network units (ONUs) …
High-Performance and Robust Burst Reception in Coherent PON
High-Performance and Robust Burst Reception in Coherent PON Page 1 High-Performance
and Robust Burst Reception in Coherent PON Junwen Zhang1,2,3*, Sizhe Xing1,2, Guoqiang Li …
and Robust Burst Reception in Coherent PON Junwen Zhang1,2,3*, Sizhe Xing1,2, Guoqiang Li …
Training Sequences Design for Simultaneously Transceiver IQ Skew Estimation in Coherent Systems
Transceiver in-phase/quadrature (IQ) skew due to device imperfections is one of the major
factors restricting the transmission performance of coherent systems, especially for the …
factors restricting the transmission performance of coherent systems, especially for the …