Title:
通信システム、ユーザ端末、プロセッサ及び通信制御方法
Document Type and Number:
Japanese Patent JP6467543
Kind Code:
B2
Abstract:
A mobile communication system that comprises: a base station that manages a cell; a user terminal connectable to the cell; and another user terminal that can communicate, via the base station, with the user terminal, and that supports D2D communication that is direct device-to-device communication, wherein the user terminal starts transmitting a discovery-use signal for the D2D communication when it is determined that the user terminal and the other user terminal exist in the vicinity while the user terminal communicates with the other user terminal connected to a neighbor cell adjacent to the cell.
Inventors:
Noriyoshi Fukuda
Application Number:
JP2018083841A
Publication Date:
February 13, 2019
Filing Date:
April 25, 2018
Export Citation:
Assignee:
Kyocera Corporation
International Classes:
H04W8/00; H04W52/38; H04W72/04; H04W92/18
Domestic Patent References:
| JP2012514435A | ||||
| JP2013223193A | ||||
| JP2014502082A | ||||
| JP2013526157A |
Foreign References:
| WO2012060934A2 | ||||
| WO2011130623A2 |
Attorney, Agent or Firm:
Curries Patent Business Corporation