CIS-RAN: evolving C-RAN towards cooperative, intelligent, and service-based RAN for 6G Xiaoyun Wang Nan Li Qi Sun Yang Wang Yiwei Yan Sen Wang Xiaofei Xu Na Li Jing Jin Jul 2026 · Science China Information Sciences · Vol 69 · 0 citations · 23 references DOI Semantic Scholar Save View source Cite Copy APA Copied ✓ Copy MLA Copied ✓ Copy BibTeX Copied ✓ Share