A New Chaotic System with a Self-Excited Attractor: Entropy Measurement, Signal Encryption, and Parameter Estimation

Guanghui Xu 1,2, Yasser Shekofteh 3,* ID , Akif Akgül 4, Chunbiao Li 5,6 and Shirin Panahi 7 1 School of Electrical and Electronic Engineering, Hubei University of Technology, Wuhan 430068, China; [email protected] 2 Hubei Collaborative Innovation Center for High-efficiency Utilization of Solar Energy, Hubei University of Technology, Wuhan 430068, China 3 Faculty of Computer Science and Engineering, Shahid Beheshti University, Tehran 1983969411, Iran 4 Department of Electrical and Electronic Engineering, Faculty of Technology, Sakarya University, Serdivan 54187, Turkey; [email protected] 5 Jiangsu Key Laboratory of Meteorological Observation and Information Processing, Nanjing University of Information Science & Technology, Nanjing 210044, China; [email protected] 6 School of Electronic & Information Engineering, Nanjing University of Information Science & Technology, Nanjing 210044, China 7 Department of Biomedical Engineering, Amirkabir University of Technology, Tehran 1591634311, Iran; [email protected] * Correspondence: [email protected]; Tel./Fax: +98-21-2243-1804