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Title:
PASSENGER STATE DETERMINATION DEVICE, ALARM OUTPUT CONTROL DEVICE, AND PASSENGER STATE DETERMINATION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/198179
Kind Code:
A1
Abstract:
This passenger state determination device (100) is provided with: an image data acquisition unit (11) that acquires image data representing an image (I) captured by an in-cabin imaging camera (2); an image recognition processing unit (12) that performs image recognition processing on the captured image (I) by using the image data; an immobile state determination unit (13) that determines whether a passenger is in an immobile state by using the results of the image recognition processing; and an abnormal state determination unit (14) that determines whether the passenger is in an abnormal state caused by a decrease in alertness by using the determination results from the immobile state determination unit (13), wherein the abnormal state determination unit (14) determines that the passenger is in an abnormal state when the continued time (T) in the immobile state exceeds a threshold time (Tth).

Inventors:
SUGAWARA, Hisashi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2018/015255
Publication Date:
October 17, 2019
Filing Date:
April 11, 2018
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
G08G1/16; A61B5/18
Foreign References:
JP2017219885A2017-12-14
JP2017199279A2017-11-02
JP2010097379A2010-04-30
JP2005013626A2005-01-20
JP2016009258A2016-01-18
JP2008099884A2008-05-01
Attorney, Agent or Firm:
TAZAWA, Hideaki et al. (Akasaka Sanno Center Bldg. 5F, 12-4 Nagata-cho 2-chome, Chiyoda-k, Tokyo 14, 〒1000014, JP)
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