Title:
TRAVEL SYSTEM AND CONTROL METHOD OF TRAVEL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/066486
Kind Code:
A1
Abstract:
The travel system (1) is provided with: a traveling dolly (100) which travels on a predetermined trajectory (5); multiple access points, including multiple first APs (200) for wirelessly communicating with the traveling dolly (100) and multiple second APs (300) for wirelessly communicating with the traveling dolly (100) using different communication slots from those used by the first APs (200); and a controller (400) for receiving from the traveling dolly (100) location information (50) indicating the current location of the traveling dolly (100) via any of the multiple access points, and transmitting to the traveling dolly (100) a traveling instruction for controlling the travel of the traveling dolly (100). The traveling dolly (100) is provided with an interface (170) for wirelessly communicating with the first APs (200) and wirelessly communicating with the second APs (300) in the event of a failure in wireless communication with the first APs (200).
Inventors:
KITAMURA WATARU (JP)
KUWAHARA TETSUYA (JP)
KUWAHARA TETSUYA (JP)
Application Number:
PCT/JP2019/034505
Publication Date:
April 02, 2020
Filing Date:
September 03, 2019
Export Citation:
Assignee:
MURATA MACHINERY LTD (JP)
SILEX TECHNOLOGY INC (JP)
SILEX TECHNOLOGY INC (JP)
International Classes:
H04W36/08; G05D1/02; H04M11/00; H04W4/35
Domestic Patent References:
| WO2014125719A1 | 2014-08-21 |
Foreign References:
| JPH10285665A | 1998-10-23 | |||
| JP2014192577A | 2014-10-06 |
Other References:
See also references of EP 3860220A4
Attorney, Agent or Firm:
NII, Hiromori (JP)
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