Title:
FIXED STATION, MOVING BODY, COMMUNICATION SYSTEM, AND BEAM DIRECTION CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2024/089839
Kind Code:
A1
Abstract:
Provided is a fixed station that performs free space optical communication with a moving body for which a movement path is not determined in advance, the fixed station comprising: a movement control information receiving unit that receives movement control information, which is sent from a moving body steering terminal that controls operations of the moving body and which is information for causing the moving body to move to a specified position; an adjustment amount calculation unit that calculates, for every control cycle, an adjustment amount for controlling an emission direction of a beam by predicting a velocity change of the moving body on the basis of the movement control information received by the movement control information receiving unit; and a direction control unit that controls, for every control cycle, the emission direction of the beam on the basis of the adjustment amount for every control cycle calculated by the adjustment amount calculation unit.
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Inventors:
SHIBATA NAOTAKA (JP)
IMAI TAKESHI (JP)
KANEKO SHIN (JP)
HAMAGAMI RITSUKI (JP)
IMAI TAKESHI (JP)
KANEKO SHIN (JP)
HAMAGAMI RITSUKI (JP)
Application Number:
PCT/JP2022/040143
Publication Date:
May 02, 2024
Filing Date:
October 27, 2022
Export Citation:
Assignee:
NIPPON TELEGRAPH AND TELEPHONE CORP (JP)
International Classes:
H04B10/112
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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