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Title:
AVAILABLE SPACE DETECTION SYSTEM, AVAILABLE SPACE DETECTION METHOD, AND ELEVATOR SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/166689
Kind Code:
A1
Abstract:
The present invention detects a loaded object in a valid area on the basis of a data acquisition range and distance data sensed by a distance sensor, calculates an occupied region where the loaded object was detected, calculates an invalid region matching a prescribed condition, and calculates the available space in the valid area from the proportions of the occupied region and the invalid region with respect to the valid area.

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Inventors:
HATORI TAKAHIRO (JP)
DANJO HIROYASU (JP)
Application Number:
PCT/JP2022/009305
Publication Date:
September 07, 2023
Filing Date:
March 04, 2022
Export Citation:
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Assignee:
HITACHI LTD (JP)
HITACHI BUILDING SYST CO LTD (JP)
International Classes:
B66B3/00
Foreign References:
JP2020138853A2020-09-03
JP2017026533A2017-02-02
JP2021187587A2021-12-13
JP2019085253A2019-06-06
JP2019131395A2019-08-08
Attorney, Agent or Firm:
SHIN-YU INTERNATIONAL PATENT FIRM (JP)
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