Title:
PASSAGE DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/030821
Kind Code:
A1
Abstract:
Provided is a passage detection system capable of, even when multiple gates are disposed adjacent to each other, determining the gate through which a user has passed and the movement direction of the user. This passage detection system detects that a tag is located on the entrance side of the gate upon reception of a response radio wave transmitted from the tag that has received detection radio waves from a first entrance-side reader and a second entrance-side reader, detects that said tag is located on the exit side of the gate upon reception of a response radio wave transmitted from the tag that has received detection radio waves from a first exit-side reader and a second exit-side reader, and detects the direction of movement of the tag on the basis of the reception results of the response waves from the tag.
Inventors:
YAHAGI KAZUAKI (JP)
SANDA TAKAYOSHI (JP)
SANDA TAKAYOSHI (JP)
Application Number:
PCT/JP2017/028765
Publication Date:
February 14, 2019
Filing Date:
August 08, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
G07B15/00
Foreign References:
| JP2016170517A | 2016-09-23 | |||
| JP2007094896A | 2007-04-12 | |||
| JPH11120304A | 1999-04-30 | |||
| JPH0636096A | 1994-02-10 | |||
| JP2009205600A | 2009-09-10 | |||
| JP2010055495A | 2010-03-11 | |||
| US20170124773A1 | 2017-05-04 |
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
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