Title:
VEHICLE CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/260033
Kind Code:
A1
Abstract:
Provided is a vehicle control system with which it is possible to eliminate delays and losses in packet communication, eliminate handover failures, and improve productivity while ensuring safety in a variety of types of vehicles. This vehicle control system comprises an onboard terminal that is mounted on a vehicle and has a plurality of wireless modems, a plurality of wireless base stations that wirelessly communicate with the onboard terminal and make up a plurality of cells, and a vehicle central control device that communicates with the onboard terminal via the wireless base stations. Each of the wireless modems is configured so as to be capable of executing a handover that switches between connections to the plurality of wireless base stations when the vehicle moves straddling a plurality of cells. The plurality of wireless modems are configured so as to make it possible to set thresholds for executing the handover to mutually different values.
Inventors:
ISHII HIROTAKE (JP)
ISHIMOTO HIDEFUMI (JP)
KIRIMURA AKIYOSHI (JP)
EGUCHI YUUSUKE (JP)
ISHIMOTO HIDEFUMI (JP)
KIRIMURA AKIYOSHI (JP)
EGUCHI YUUSUKE (JP)
Application Number:
PCT/JP2022/022935
Publication Date:
December 15, 2022
Filing Date:
June 07, 2022
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
H04W36/18; H04W4/30; H04W36/30; H04W36/32
Foreign References:
JP2008543217A | 2008-11-27 | |||
JP2014112808A | 2014-06-19 | |||
JP2017072946A | 2017-04-13 | |||
JPH10222227A | 1998-08-21 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
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