Sparse Representation and Its Applications Yuanqing Li Center for Brain Computer Interface & Brain Information Processing South China University of Technology, Guangzhou, China -Yuanqing Li Center for Brain Computer Interface & Bra

analog modulation techniques are: Amplitude modulation (AM) (here the amplitude of the carrier signal is varied in accordance to the instan eous amplitude of the modulating signal) Double-sideband modulation (DSB) Double-sideband modulati