supported by The National Natural Science Foundation of China (60872149,60672132)
In cooperative spectrum sensing, more secondary user makes more opportunity for detecting the vacant spectrums, which resulting the spectrum utilization improved, however much bandwidth would be occupied for sending t...
supported by the National Natural Science Foundation of China (60672132, 60872149)
By deducing the distribution of the normalized channel covariance matrix,a novel limited feedback scheme is proposed under multiple users(MU) multiple-input multiple-output(MIMO) broadcast channel(BC) system.The...
supported by the National Natural Science Foundation of China (60672132).
A novel scheme for scalable video coding using three-band lifting-based motion-compensated transform is presented in this article. A series of flexible three-band motion-compensated lifting steps are used to implement...