e-mail: chunpengzhang@uestc.edu.cn,Chun-Peng Zhang was born in Shandong Province, China, in 1983. He received the B.S. degree from the China University of Mining and Technology, Xuzhou, in 2006. He is currently pursuing the M.S. degree with the Biomedical Engineering, University of Electronic Science and Technology of China (UESTC). His research interests include the development of hardware and sottware of electrophysiological equipment. e-mail:aleaf@ahoo.cn,Guang-Zhan Fang was born in Hubei Province, China, in 1970. He was graduated fi'om Shanghai Medical Instrumentation College, Shanghai, in 1991. He is currently pursuing the Ph.D. degree with School of Life Science and Technology, UESTC. His research interests include the interaction between music and sleep, and biomedical signal processing. e-mail:xiayang@uestc.edu.cn.Yang Xia was born in Sichuan Province, China, in 1964. She received the M.S. degree from Western China University of Medical Science in 1997. She is now an associate professor with School of Life Science and Technology, UESTC. Her research interests include neurobiology and neuroelectrophysiology. Tie-Jun Liu was born in Liaoning, China, in 1976. He received the B.S. and M.S. degrees from the University of Electronic Science and Technology of China (UESTC), Chengdu, in 1999 and 2002, both in electrical engineering. He received the Ph.D. degree in medical science and engineering from UESTC in 2008.He is currently working with UESTC. His research interest includes brain-computer interface. De-Zhong Yao was born in Chongqing, China, 1965. He received the Ph.D. degree in applied geophysics from the Chengdu University of Technology, Chengdu, China, in 1991, and completed his postdoctoral fellowship in electromagnetic field with UESTC in 1993. He has been a faculty member since 1993, a professor since 1995, and the Dean of the School of Life Science and Technology, UESTC since 2001, the director of the Key Laboratory for Neurolnformation of Ministry of Education, since 2009. He was