Title:
BASE STATION DEVICE, TERMINAL DEVICE, COMMUNICATION METHOD AND WIRELESS COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/087257
Kind Code:
A1
Abstract:
According to the present invention, a base station device, which is capable of wirelessly communicating with a plurality of terminal devices, includes: a determination unit which determines a selection number of a code sequence selected by a terminal device; an instruction unit which selects the code sequence of the selection number, when the terminal device transmits a data signal including data in the wireless communication, and instructs the terminal device to grant, to the data signal, a pilot part generated in response to the selected code sequence; and a receiving unit which receives the data signal that has been transmitted from the terminal device.
Inventors:
TADA HIROSHI (JP)
KAWASAKI YOSHIHIRO (JP)
KAWASAKI YOSHIHIRO (JP)
Application Number:
PCT/JP2017/039155
Publication Date:
May 09, 2019
Filing Date:
October 30, 2017
Export Citation:
Assignee:
FUJITSU LTD (JP)
International Classes:
H04W28/04; H04W74/08
Domestic Patent References:
| WO2016067696A1 | 2016-05-06 |
Foreign References:
| JP2015122673A | 2015-07-02 | |||
| US20170290052A1 | 2017-10-05 |
Other References:
INTERDIGITAL COMMUNICATIONS: "On the Operation of grant-Free Access", 3GPP TSG RAN WG1 MEETING #87 R1-1612685, 5 November 2016 (2016-11-05), XP051176628
NTT DOCOMO; INC: "On UL grant free for URLLC", 3GPP TSG RAN WG1 MEETING #88 R1-1702819, 7 February 2017 (2017-02-07), XP051209964
NTT DOCOMO; INC: "On UL grant free for URLLC", 3GPP TSG RAN WG1 MEETING #88 R1-1702819, 7 February 2017 (2017-02-07), XP051209964
Attorney, Agent or Firm:
DOI Kenji et al. (JP)
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