1. School of Information and Electrical Engineering, the Zhejiang Engineering Research Center of Building’s Digital Carbon Neutral Technology, and the Zhejiang Engineering Research Center for Edge Intelligence Technology and Equipment, Hangzhou City University, Hangzhou, China
2. School of Information and Electronic Engineering, Zhejiang University, Hangzhou, China
3. School of Electrical and Information Engineering, Beijing University of Civil Engineering and Architecture, Beijing, China
4. Communication Systems Department, VTT Technical Research Centre of Finland, Oulu, Finland
5. Meta-Networking Research Center, The University of Electro-Communications, Tokyo, Japan