Vol. 63, No. 6, 2020 Cover Contents

Special Focus on Photonics in AI
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Towards an intelligent photonic system
Zou, Weiwen; Ma, Bowen; Xu, Shaofu; Zou, Xiuting; Wang, Xingjun
Sci China Inf Sci, 2020, 63(6): 160401
Keywords: intelligent photonic system; deep learning; artificial intelligence; optical neural network; neuromorphic photonics
Cite as: Zou W W, Ma B W, Xu S F, et al. Towards an intelligent photonic system. Sci China Inf Sci, 2020, 63(6): 160401, doi: 10.1007/s11432-020-2863-y

Special Focus on Photonics in AI
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Keywords: reservoir computing; integrated photonics; neural network; non-linearity
Cite as: Wu D C, Yi Y S, Zhang Y X. A brief review of integrated and passive photonic reservoir computing systems and an approach for achieving extra non-linearity in passive devices. Sci China Inf Sci, 2020, 63(6): 160402, doi: 10.1007/s11432-019-2837-0

Special Focus on Photonics in AI
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Towards silicon photonic neural networks for artificial intelligence
Bai, Bowen; Shu, Haowen; Wang, Xingjun; Zou, Weiwen
Sci China Inf Sci, 2020, 63(6): 160403
Keywords: photonic neural networks; artificial intelligence; deep learning; photonic computing accelerator; silicon photonics
Cite as: Bai B W, Shu H W, Wang X J, et al. Towards silicon photonic neural networks for artificial intelligence. Sci China Inf Sci, 2020, 63(6): 160403, doi: 10.1007/s11432-020-2872-3

Special Focus on Photonics in AI
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Automatic mode-locking fiber lasers: progress and perspectives
Pu, Guoqing; Zhang, Li; Hu, Weisheng; Yi, Lilin
Sci China Inf Sci, 2020, 63(6): 160404
Keywords: nonlinear polarization rotation; ultrashort pulses; automatic mode-locking; electrical polarization control; optimization algorithms; machine learning; time stretch
Cite as: Pu G Q, Zhang L, Hu W S, et al. Automatic mode-locking fiber lasers: progress and perspectives. Sci China Inf Sci, 2020, 63(6): 160404, doi: 10.1007/s11432-020-2883-0

Special Focus on Photonics in AI
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Real-time optical spike-timing dependent plasticity in a single VCSEL with dual-polarized pulsed optical injection
Xiang, Shuiying; Han, Yanan; Guo, Xingxing; Wen, Aijun; Han, Genquan; Hao, Yue
Sci China Inf Sci, 2020, 63(6): 160405
Keywords: vertical-cavity surface-emitting laser; optical spike-timing dependent plasticity; neuromorphic photonic system; dual polarized pulsed optical injections; artificial intelligent systems
Cite as: Xiang S Y, Han Y N, Guo X X, et al. Real-time optical spike-timing dependent plasticity in a single VCSEL with dual-polarized pulsed optical injection. Sci China Inf Sci, 2020, 63(6): 160405, doi: 10.1007/s11432-020-2820-y

Special Focus on Photonics in AI
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Deep belief network-hidden Markov model based nonlinear equalizer for VCSEL based optical interconnect
Tian, Fukui; Yang, Chuanchuan
Sci China Inf Sci, 2020, 63(6): 160406
Keywords: short-range optical interconnect; vertical cavity surface emitting laser (VCSEL); nonlinear equalizer; deep belief network (DBN); hidden Markov model (HMM)
Cite as: Tian F K, Yang C C. Deep belief network-hidden Markov model based nonlinear equalizer for VCSEL based optical interconnect. Sci China Inf Sci, 2020, 63(6): 160406, doi: 10.1007/s11432-019-2848-3

Special Focus on Photonics in AI
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Enhanced memory capacity of a neuromorphic reservoir computing system based on a VCSEL with double optical feedbacks
Guo, Xingxing; Xiang, Shuiying; Zhang, Yahui; Wen, Aijun; Hao, Yue
Sci China Inf Sci, 2020, 63(6): 160407
Keywords: vertical-cavity surface-emitting laser; nanophotonic reservoir computing; memory capacity; double feedback; information processing
Cite as: Guo X X, Xiang S Y, Zhang Y H, et al. Enhanced memory capacity of a neuromorphic reservoir computing system based on a VCSEL with double optical feedbacks. Sci China Inf Sci, 2020, 63(6): 160407, doi: 10.1007/s11432-020-2862-7

Special Focus on Photonics in AI
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Keywords: neuromorphic photonics; graded-potential-signaling photonic neuron; pattern recognition; optical spike timing dependent plasticity; sound azimuth measurement
Cite as: Ma B W, Zou W W. Demonstration of a distributed feedback laser diode working as a graded-potential-signaling photonic neuron and its application to neuromorphic information processing. Sci China Inf Sci, 2020, 63(6): 160408, doi: 10.1007/s11432-020-2887-6

Special Focus on Photonics in AI
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A design method for high fabrication tolerance integrated optical mode multiplexer
Shen, Bitao; Shu, Haowen; Zhou, Linjie; Wang, Xingjun
Sci China Inf Sci, 2020, 63(6): 160409
Keywords: mode multiplexer; directional coupler; taper structure; coupled-mode theory; genetic algorithm
Cite as: Shen B T, Shu H W, Zhou L J, et al. A design method for high fabrication tolerance integrated optical mode multiplexer. Sci China Inf Sci, 2020, 63(6): 160409, doi: 10.1007/s11432-020-2888-2