Title:
POSITIONING SYSTEM, SERVER, POSITIONING METHOD, DEVICE OF POSITIONING OBJECT AND MOVING BODY
Document Type and Number:
Japanese Patent JP2020085824
Kind Code:
A
Abstract:
To provide a positioning system that can perform highly accurate real-time positioning of a positioning object even when the positioning object moves in a broad area.SOLUTION: A server is configured to: receive observation information generated by a reference station 40 receiving a radio wave of an artificial satellite 50, from a plurality of reference stations 40 arranged respectively in a plurality of known referent points; prepare positioning correction information on the basis of the observation information received from the reference station 40 as to each of the plurality of reference stations 40; store the positioning correction information in association with location information on the reference station 40; receive the observation information generated by the reference station 40 receiving the radio wave of the artificial satellite 50, from a positioning object 20; select a plurality of reference stations 40 arranged at a location close to the positioning object 20 on the basis of the observation information; calculate a plurality of pieces of location information on the positioning object 20 on the basis of the observation information on a plurality of selected reference stations 40, positioning correction information thereon and location information thereon, and observation information on the positioning object 20; and select a calculation result on any one piece of location information from the calculation results of the plurality of pieces of location information.SELECTED DRAWING: Figure 1
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Inventors:
ASAKO MASAHIRO
MAEJIMA YASUHITO
HASEGAWA MAKOTO
MAEJIMA YASUHITO
HASEGAWA MAKOTO
Application Number:
JP2018224696A
Publication Date:
June 04, 2020
Filing Date:
November 30, 2018
Export Citation:
Assignee:
ALES CORP
International Classes:
G01S19/07; G01S19/44
Domestic Patent References:
| JP2005241517A | 2005-09-08 | |||
| JP2009175071A | 2009-08-06 | |||
| JP2016194417A | 2016-11-17 | |||
| JP2017083212A | 2017-05-18 | |||
| JP2009257802A | 2009-11-05 | |||
| JP2002311124A | 2002-10-23 | |||
| JP2002311123A | 2002-10-23 | |||
| JP2000314770A | 2000-11-14 |
Foreign References:
| US20130293412A1 | 2013-11-07 | |||
| KR20140121939A | 2014-10-17 |
Attorney, Agent or Firm:
Toshi Kuroda
Nakamura Hiromichi
Nakamura Hiromichi