Guanghua Yu Xiaoming Chen 0001 Caijun Zhong Derrick Wing Kwan Ng Zhaoyang Zhang 0001 Design, Analysis, and Optimization of a Large Intelligent Reflecting Surface-Aided B5G Cellular Internet of Things. 8902-8916 2020 7 IEEE Internet Things J. 9 https://doi.org/10.1109/JIOT.2020.2996984 db/journals/iotj/iotj7.html#YuCZNZ20