Title:
BASE STATION DEVICE, TERMINAL DEVICE AND COMMUNICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/130847
Kind Code:
A1
Abstract:
This terminal device communicates with a base station device, and is provided with: a reception unit that receives downlink control information and a downlink shared channel; and a signal detection unit that demodulates the downlink shared channel (PDSCH) using the downlink control information, wherein the downlink control information includes information indicating the antenna port number of a demodulation reference signal (DMRS) and the number of code division multiplexing (CDM) groups, the CDM group indicates a DMRS port to be subjected to CDM, the PDSCH is demodulated in consideration of the power ratio between the DRMS and the PDSCH, and it is determined on the basis of the downlink control information whether or not to consider the powers of the DMRS and PDSCH on the basis of the number of the CDM groups.
Inventors:
YAMADA RYOTA
TOMEBA HIROMICHI
NAMBA HIDEO
SHIRAKAWA ATSUSHI
TOMEBA HIROMICHI
NAMBA HIDEO
SHIRAKAWA ATSUSHI
Application Number:
PCT/JP2018/041484
Publication Date:
July 04, 2019
Filing Date:
November 08, 2018
Export Citation:
Assignee:
SHARP KK (JP)
International Classes:
H04B7/0426; H04B7/06; H04J13/16; H04W16/28; H04W92/10
Domestic Patent References:
| WO2016127309A1 | 2016-08-18 |
Foreign References:
| JP2013509739A | 2013-03-14 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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