Publication: IEICE TRANSACTIONS on Communications Publication Date: 2019/08/01 Vol. E102-BNo. 8pp. 1427-1436 Type of Manuscript: Special Section PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G and Beyond) Category: Keyword: 5G, higher frequency bands, distributed MIMO, massive-MIMO, beamforming, field experiments,