Title:
CONTROL STATION, MOBILE STATION, WIRELESS COMMUNICATION SYSTEM, CONTROL CIRCUIT, STORAGE MEDIUM, AND INTERFERENCE SUPPRESSION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/095173
Kind Code:
A1
Abstract:
A control station (4) constitutes a wireless communication system together with a mobile station moving on a prescribed path and a base station installed along the path, performs communication with the mobile station via the base station, and controls the mobile station. The mobile station is provided with an antenna group having a plurality of antenna sets each composed of a plurality of antennas installed such that the correlation between received signals of the respective antennas becomes higher, the antenna group being installed such that the correlation between received signals of the respective antenna sets becomes lower. The control station (4) is provided with an interference data holding unit (43) that holds position information indicating a position on the path, and interference information obtained by interference suppression performed on the received signal by the mobile station at the position indicated by the position information, and a control unit (42) that searches the interference data holding unit (43) on the basis of current position information of the mobile station acquired via the base station, and controls the interference suppression to be performed by the mobile station.
Inventors:
MASUDA SHINJI (JP)
NAKAJIMA AKINORI (JP)
NAKAJIMA AKINORI (JP)
Application Number:
PCT/JP2019/044583
Publication Date:
May 20, 2021
Filing Date:
November 13, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H04W16/18; H04W4/30; H04W16/28; H04W24/08; H04W88/02; H04W88/18
Foreign References:
| JP6526348B1 | 2019-06-05 | |||
| JP2007312078A | 2007-11-29 | |||
| US20160344459A1 | 2016-11-24 | |||
| JP2018530279A | 2018-10-11 |
Other References:
TOSHIO, KUBO, HIROSHI, URAGUCHI, TAKESHI, OTA, SATORU, MITSUBISHI DENKI GIHO): "Digital train radio system for conventional lines of east japan railway company,", vol. 82, no. 2, February 2008 (2008-02-01), pages 51 - 54
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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