Growing deep echo state network with supervised learning for time series prediction

Y Li, F Li - Applied Soft Computing, 2022 - Elsevier
Multilayer echo state networks (ESNs) are powerful on learning hierarchical temporal
representation. However, how to determine the depth of multilayer ESNs is still an open …

Routes to chaos of a semiconductor laser subjected to external optical feedback: a review

A Locquet - Photonics, 2020 - mdpi.com
This paper reviews experimental investigations of the route to chaos of a semiconductor
laser subjected to optical feedback from a distant reflector. When the laser is biased close to …

Fast physical repetitive patterns generation for masking in time-delay reservoir computing

A Argyris, J Schwind, I Fischer - Scientific reports, 2021 - nature.com
Albeit the conceptual simplicity of hardware reservoir computing, the various implementation
schemes that have been proposed so far still face versatile challenges. The conceptually …

Wideband complex-enhanced bidirectional phase chaotic secure communication with time-delay signature concealment

T Lu, H Wang, Y Ji - Chaos: An Interdisciplinary Journal of Nonlinear …, 2020 - pubs.aip.org
A novel bandwidth-enhanced bidirectional phase chaotic secure communication system
with time-delay signature (TDS) concealment is proposed and analyzed by numerical …

Feedback-induced locking in semiconductor lasers with strong amplitude-phase coupling

J Hausen, B Herzog, A Nelde, S Meinecke… - Physical Review A, 2021 - APS
The influence of optical feedback on semiconductor lasers has been a widely studied field of
research due to fundamental interests as well as the optimization of optical data …

Fast dynamics of low-frequency fluctuations in a quantum-dot laser with optical feedback

K Yamasaki, K Kanno, A Matsumoto, K Akahane… - Optics …, 2021 - opg.optica.org
We experimentally investigate the complex dynamics of a multi-mode quantum-dot
semiconductor laser with time-delayed optical feedback. We examine a two-dimensional …

Resonances between fundamental frequencies for lasers with large delayed feedbacks

AV Kovalev, MS Islam, A Locquet, DS Citrin… - Physical Review E, 2019 - APS
High-order frequency locking phenomena were recently observed using semiconductor
lasers subject to large delayed feedbacks. Specifically, the relaxation oscillation (RO) …

单向耦合下半导体环形激光器的混沌同步

张定梅, 蒋再富 - APPLIED LASER, 2021 - opticsjournal.net
摘要为了满足保密通信的需求, 构建了一种利用两个单向耦合的半导体环形激光器进行混沌同步
的系统, 通过数值仿真后得到了几种参数下的输出波形, 功率谱及自(互) 相关图 …

Optical feedback induced oscillation bursts in two-state quantum-dot lasers

S Meinecke, L Kluge, J Hausen, B Lingnau… - Optics Express, 2020 - opg.optica.org
We investigate the impact of short optical feedback on a two-state quantum dot laser. A
region in the feedback parameter space is identified, where the laser emission periodically …

Observation of additional delayed-time in chaos synchronization of uni-directionally coupled VCSELs

E Jayaprasath, ZM Wu, S Sivaprakasam… - … Journal of Nonlinear …, 2018 - pubs.aip.org
We report an experimental and numerical investigation on the existence of additional
delayed-time in chaos synchronization of two uni-directionally coupled vertical-cavity …