2 papers
cs.IT2023
Fusion-Based Multi-User Semantic Communications for Wireless Image Transmission over Degraded Broadcast Channels
Tong Wu, Zhiyong Chen, Meixia Tao +2
Degraded broadcast channels (DBC) are a typical multi-user communications scenario. There exist classic transmission methods, such as superposition coding with successive interfere…
cs.IT2023
CDDM: Channel Denoising Diffusion Models for Wireless Communications
Tong Wu, Zhiyong Chen, Dazhi He +4
Diffusion models (DM) can gradually learn to remove noise, which have been widely used in artificial intelligence generated content (AIGC) in recent years. The property of DM for r…