Dear Scholars and Researchers, Warmest Greetings from ICCCAS 2019! This is The 11th International Conference on Communications, Circuits and Systems conference committee. We are very pleased to tell you that ICCCAS 2019 will be held in Chengdu, China during July 8-10, 2019. ICCCAS is an annual conference series since 2002 and initiated by University of Electronic Science and Technology of China. The ICCCAS 2019 is co-sponsored by School of Information and Communication Engineering, UESTC and IEEE, co-organized by Sichuan Institute of Electronics and National Key Laboratory of Science and Technology on Communications, UESTC; and it is endorsed by many Universities in Sichuan Province. Publication: Accepted and registered full papers will be published in ICCCAS 2019 conference Proceedings, and reviewed by the IEEE Conference Publication Program for IEEE Xplore, Ei Compendex and Scopus.