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Title:
USER TERMINAL, WIRELESS BASE STATION, AND WIRELESS COMMUNICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/170809
Kind Code:
A1
Abstract:
The present invention achieves appropriate communication in a communication system that uses a cell designated for listening use. To this end, the present invention has a transmission unit for transmitting uplink control information in a prescribed UL channel, and a control unit for controlling UL transmission on the basis of UL listening performed before UL transmission. Therein, according to the UL channel type, the control unit controls the UL listening conditions and the UL channel-occupying period set following the UL listening.

Inventors:
HARADA, Hiroki (NTT DOCOMO INC., SANNO PARK TOWER, 11-1, Nagatacho 2-chome, Chiyoda-k, Tokyo 50, 〒1006150, JP)
NAGATA, Satoshi (NTT DOCOMO INC., SANNO PARK TOWER, 11-1, Nagatacho 2-chome, Chiyoda-k, Tokyo 50, 〒1006150, JP)
WANG, Lihui (7/F, Raycom Infotech Park TowerA, No.2 Kexueyuan South Road, Haidian Distric, Beijing 0, 100190, CN)
LIU, Liu (7/F, Raycom Infotech Park TowerA, No.2 Kexueyuan South Road, Haidian Distric, Beijing 0, 100190, CN)
JIANG, Huiling (7/F, Raycom Infotech Park TowerA, No.2 Kexueyuan South Road, Haidian Distric, Beijing 0, 100190, CN)
Application Number:
JP2017/013131
Publication Date:
October 05, 2017
Filing Date:
March 30, 2017
Export Citation:
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Assignee:
NTT DOCOMO, INC. (11-1, Nagatacho 2-chome Chiyoda-k, Tokyo 50, 〒1006150, JP)
International Classes:
H04W16/14; H04W72/04; H04W74/08
Foreign References:
JP2010525753A2010-07-22
Other References:
LG ELECTRONICS: "LBT schemes in LAA UL", 3GPP TSG-RAN WG1#84 RL-160630, 6 February 2016 (2016-02-06), XP051064267
"Uplink channel access in LAA", 3GPP TSG-RAN WG1#84 RL-160976, 19 February 2016 (2016-02-19), pages 3, XP051079075
ZTE: "TPC for UL LAA", 3GPP TSG-RAN WG1#84 R1- 160339, 6 February 2016 (2016-02-06), XP051064155
Attorney, Agent or Firm:
AOKI, Hiroyoshi et al. (5F JS Ichigaya Bldg, 5-1 Goban-cho, Chiyoda-k, Tokyo 76, 〒1020076, JP)
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