Funding for this research was provided by:
National Natural Science Foundation of China (61661021, 61661021)
National Science and Technology Major Project of the Ministry of Science and Technology of China (2016ZX03001014-006, 2016ZX03001014-006)
the Open Research Fund of National Mobile Communications Research Laboratory, Southeast University (No. 2017D14, No. 2017D14)
Jiangxi Provincial Cultivation Program for Academic and Technical Leaders of Major Subjects (20172BCB22016, 20172BCB22016)
the Key Technology Research and Development Program of Jiangxi Province (20171BBE50057, 20171BBE50057)
Beijing Natural Science Foundation (L182018, L182018)
Article History
First Online: 7 October 2020