Parity-time symmetric tunable OEO based on dual-wavelength and cascaded PS-FBGs in a single-loop

Pengcheng Liu, Zhanwu Xie, Dongdong Lin, Mengjia Lu, Wei Cheng, Guohua Hu, Binfeng Yun, and Yiping Cui

Opt. Express 29(22), 35377-35386 (2021)  View: HTML | PDF

Reliability-aware subcarrier mapping strategy of QC-LDPC encoded symbols in bandwidth-limited IM/DD OFDM systems

Wei Zhang, Zhaoquan Fan, and Jian Zhao

Opt. Express 29(22), 35400-35413 (2021)  View: HTML | PDF

Prototype system for underwater wireless optical communications employing orbital angular momentum multiplexing

Jinrun Zhang, Fan Fan, Jinwei Zeng, and Jian Wang

Opt. Express 29(22), 35570-35578 (2021)  View: HTML | PDF

Complex field reconstruction of optical OFDM signals based on temporal transport-of-intensity equation

Masayuki Matsumoto

Opt. Express 29(22), 36155-36166 (2021)  View: HTML | PDF

Joint intra and inter-channel nonlinearity compensation based on interpretable neural network for long-haul coherent systems

Du Tang, Zhen Wu, Zhongliang Sun, Xizi Tang, and Yaojun Qiao

Opt. Express 29(22), 36242-36256 (2021)  View: HTML | PDF

First demonstration of a C + L band CDC-ROADM with a simple node configuration using multiband switching devices

Shuto Yamamoto, Hiroki Taniguchi, Yoshiaki Kisaka, Stefano Camatel, Yiran Ma, Daisuke Ogawa, Koichi Hadama, Mitsunori Fukutoku, Takashi Goh, and Kenya Suzuki

Opt. Express 29(22), 36353-36365 (2021)  View: HTML | PDF

Quantitative study in coupling loss reduction under a large mode-field mismatch using a self-written waveguide

Liangjun He, Hau Ping Chan, and Binghui Li

Opt. Express 29(22), 36745-36757 (2021)  View: HTML | PDF

Optical diffractive deep neural network-based orbital angular momentum mode add–drop multiplexer

Wenjie Xiong, Zebin Huang, Peipei Wang, Xinrou Wang, Yanliang He, Chaofeng Wang, Junmin Liu, Huapeng Ye, Dianyuan Fan, and Shuqing Chen

Opt. Express 29(22), 36936-36952 (2021)  View: HTML | PDF

Transfer learning assisted convolutional neural networks for modulation format recognition in few-mode fibers

Xiaorong Zhu, Bo Liu, Xu Zhu, Jianxin Ren, Rahat Ullah, Yaya Mao, Xiangyu Wu, Mingye Li, Shuaidong Chen, and Yu Bai

Opt. Express 29(22), 36953-36963 (2021)  View: HTML | PDF