WATCHING DEVICE, WATCHING METHOD, AND WATCHING PROGRAM

Title:

WATCHING DEVICE, WATCHING METHOD, AND WATCHING PROGRAM

Document Type and Number:

WIPO Patent Application WO/2020/179343

Kind Code:

A1

Abstract:

A watching device (1) according to the present invention is characterized by being provided with: a sensor information acquisition unit (21) for receiving, from a sensor equipped to a living room of a house of a person to be watched, information indicating that the person to be watched is in the living room or information indicating that the person to be watched is not in the living room; and a sensor information processing unit (22) for revising information acquired by the sensor during the night out of the information indicating that the person to be watched is not in the living room to information indicating that the person to be watched is sleeping, and revising again information which satisfies a predetermined condition out of the information indicating that the person to be watched is sleeping to information indicating that the person to be watched is not in the living room.

Inventors:

KOMURA KATSUHITO (JP)
KOGANE HIROYUKI (JP)
SAWAYAMA ATSUSHI (JP)

Application Number:

PCT/JP2020/004462

Publication Date:

September 10, 2020

Filing Date:

February 06, 2020

Export Citation:

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Assignee:

HITACHI LTD (JP)
HITACHI GLOBAL LIFE SOLUTIONS INC (JP)

International Classes:

G08B21/04; G08B25/00; G08B25/04

Foreign References:

JPH02254246A	1990-10-15
JP2016167144A	2016-09-15
JP2008242687A	2008-10-09
US20050237206A1	2005-10-27