Two-Codebook-Based Cooperative Precoding for TDD-CoMP in 5G Ultra-Dense Networks
GAO Tengshuang, CHEN Ying, HAO Peng, ZHANG Hongtao
ZTE Communications . 2018, (2): 32 -36 .  DOI: 10.3969/j.issn.1673-5188.2018.02.006