Title:
検知システム
Document Type and Number:
Japanese Patent JP7319019
Kind Code:
B2
Abstract:
To easily detect a state where radio communication between a wireless tag and a communication device cannot be performed and a state where the radio communication can be performed.SOLUTION: A detection system 100 includes: a ventilation door 130 provided on an outer wall 112 of a building 110 to open/close a vent 120; a wireless tag 10 provided on an outdoor side; and a communication device 20 provided on an indoor side and performing radio communication with the wireless tag 10. When the vent 120 is closed by the ventilation door 130, the radio communication between the wireless tag 10 and the communication device 20 is blocked by the ventilation door 130 and the outer wall 112, and when the vent 120 is opened by the ventilation door 130, the radio communication between the wireless tag 10 and the communication device 20 is allowed.SELECTED DRAWING: Figure 1
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Inventors:
Shohei Ichimiya
Takahide Nakashiba
Hiroo Watanabe
Katsuaki left
Yoshimi Takahashi
Daiki Kawahara
Yuhi Sonoda
Yasutomo Matsuoka
Takashi Kasuya
Takahide Nakashiba
Hiroo Watanabe
Katsuaki left
Yoshimi Takahashi
Daiki Kawahara
Yuhi Sonoda
Yasutomo Matsuoka
Takashi Kasuya
Application Number:
JP2019127649A
Publication Date:
August 01, 2023
Filing Date:
July 09, 2019
Export Citation:
Assignee:
NTT Communications Corporation
TAKENAKA CORPORATION
TAKENAKA CORPORATION
International Classes:
F24F7/007; E06B7/06; E06B7/28; F24F11/77; G08B13/24
Domestic Patent References:
| JP2017122004A | ||||
| JP2007310530A | ||||
| JP4073536A |
Attorney, Agent or Firm:
Kazunobu Kato
Hiroshi Fukuda
Hiroshi Fukuda
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