发明名称 |
RADIO BASE STATION, USER TERMINAL, AND RADIO COMMUNICATION METHOD |
摘要 |
The present invention is designed to improve spectral efficiency in a radio communication system which can use non-orthogonal multiple access (NOMA). Steps are provided in which a radio base station configures one of a plurality of transmission mode including a first transmission mode, which groups a plurality of transmission methods including a transmission method to employ non-orthogonal multiple access (NOMA) and multiple-user multiple-input and multiple-output (MU-MIMO), and a second transmission mode, which groups a plurality of transmission methods including a transmission method to employ this NOMA and open-loop transmit diversity, and transmits a downlink signal for this user terminal based on the configured transmission mode. |
申请公布号 |
EP2955952(A4) |
申请公布日期 |
2016.08.10 |
申请号 |
EP20140749132 |
申请日期 |
2014.01.22 |
申请人 |
NTT DOCOMO, INC. |
发明人 |
KISHIYAMA, YOSHIHISA;BENJEBBOUR, ANASS;SAITOU, YUUYA;HIGUCHI, KENICHI |
分类号 |
H04B7/06 |
主分类号 |
H04B7/06 |
代理机构 |
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代理人 |
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地址 |
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