Chao He

ORCID: 0000-0002-2745-6118
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About
Contact & Profiles
Research Areas
  • Advanced Sensor and Control Systems
  • Advanced Algorithms and Applications
  • Organic Light-Emitting Diodes Research
  • Military Defense Systems Analysis
  • Embedded Systems and FPGA Design
  • Wireless Communication Security Techniques
  • Infrared Target Detection Methodologies
  • Error Correcting Code Techniques
  • Photonic Crystals and Applications
  • Electric Motor Design and Analysis
  • Luminescence and Fluorescent Materials
  • Advanced Topics in Algebra
  • Cooperative Communication and Network Coding
  • Semiconductor Lasers and Optical Devices
  • Neural Networks and Applications
  • Advanced Computational Techniques and Applications
  • Photonic and Optical Devices
  • Industrial Technology and Control Systems
  • Laser and Thermal Forming Techniques
  • Advanced Measurement and Detection Methods
  • Organic Electronics and Photovoltaics

University of Oxford
2023

Laboratoire des signaux et systèmes
2017

Shenyang University of Technology
2014

Nanjing Tech University
2007

Beijing Institute of Technology
1999-2002

The white organic light-emitting diode has become as a new class of emerging solid-state lighting sources due to its advantage warm, pure light emission, flexible lighting, and environmentally friendly indoor lighting. Here, we report three rationally designed cyclometalated [3 + 2+1] iridium(Ⅲ) complexes that emit emission simultaneously from phosphorescent blue yellow in the thin film. GaN-based diodes with color converter show rendering index 84.4 International Commission on Illumination...

10.1016/j.xcrp.2023.101684 article EN cc-by-nc-nd Cell Reports Physical Science 2023-11-17

Recent experimental realizations of optical Skyrmions through the techniques structured light have opened doors to a completely new way representing data in electromagnetic fields, namely its topology. Apart from potentially enhancing bandwidth systems, intrinsically discrete nature topological number allows naturally interface with digital world. However, investigations into protection various media remain limited date. Here, we rigorously define Skyrmion and establish framework that can be...

10.48550/arxiv.2403.07837 preprint EN arXiv (Cornell University) 2024-03-12

Skyrmions are important topologically non-trivial fields characteristic of models spanning scales from the microscopic to cosmological. However, Skyrmion number can only be defined for with specific boundary conditions, limiting its use in broader contexts. Here, we address this issue through a generalized notion derived De Rham cohomology compactly supported forms. This allows definition an entirely new $\coprod_{i=1}^\infty \mathbb{Z}^i$-valued topological that assigns tuple integers...

10.48550/arxiv.2409.17390 preprint EN arXiv (Cornell University) 2024-09-25

The state-dependent K-user memoryless broadcast channel (BC) with state feedback is investigated. We propose a novel transmission scheme and derive its corresponding achievable rate region, which, compared some general schemes that deal feedback, has the advantage of being relatively simple thus easy to evaluate. In particular, we show proposed achieves capacity region symmetric erasure BC an arbitrary input alphabet size. For fading Gaussian BC, numerical results outperforms existing in...

10.1109/twc.2017.2767042 article EN IEEE Transactions on Wireless Communications 2017-10-31

10.2495/icie130471 article EN WIT transactions on information and communication technologies 2014-03-01

To improve the generalization performance of RBF networks, samples having been divided into a training set and an evaluating set, novel algorithm is proposed for adjusting width center point based on standard deviation error. Simulation results show this method effective in improving networks. The network can be remarkably improved by using method.

10.1109/wcica.2000.863353 article EN 2002-11-07
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