1. Chengdu University of Information Technology CMA Key Laboratory of Atmospheric Sounding-KLAS,College of Electronic Engineering,Chengdu,China
2. Chengdu University of Information Technology,College of Electronic Engineering,Chengdu,China
3. University of Nottingham,Optics and Photonics Research Group,Nottingham,U.K.
4. Chengdu University of Information Technology, Sichuan University,College of Electronic Engineering,Chengdu,China