Title:
BASE STATION AND BASE STATION COMMUNICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/217586
Kind Code:
A1
Abstract:
This base station comprises: a control unit that allocates, on the basis of a doppler shift estimated using an uplink reference signal, a downlink reference signal common to a plurality of beams; and a transmission unit that transmits the common downlink reference signal via the plurality of beams. According to this base station communication method, the base station allocates, on the basis of a doppler shift estimated using an uplink reference signal, a downlink reference signal common to a plurality of beams, and transmits the common downlink reference signal via the plurality of beams.
Inventors:
NONAKA NOBUHIDE (JP)
OKUYAMA TATSUKI (JP)
SUYAMA SATOSHI (JP)
OKUMURA YUKIHIKO (JP)
OKUYAMA TATSUKI (JP)
SUYAMA SATOSHI (JP)
OKUMURA YUKIHIKO (JP)
Application Number:
PCT/JP2019/050348
Publication Date:
October 29, 2020
Filing Date:
December 23, 2019
Export Citation:
Assignee:
NTT DOCOMO INC (JP)
International Classes:
H04W16/28; H04B7/06; H04W72/04
Domestic Patent References:
| WO2018180151A1 | 2018-10-04 |
Foreign References:
| JP2003347999A | 2003-12-05 | |||
| JP2016220209A | 2016-12-22 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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