1. College of Photonic and Electronic Engineering, Fujian Normal University, Fuzhou 350117, China
2. Henan Provincial Key Laboratory of intelligent lighting, Huanghuai University, Zhumadian 463000, China
3. Information Photonics Research Center, Key Laboratory of Optoelectronic Science and for Medicine of Ministry of Education, Fujian Provincial Key Laboratory of Photonics Technology, Fujian Provincial Engineering Technology Research Center of Photoelectric Sensing Application, Fujian Normal University, Fuzhou 350117, China