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IN-HOME-PRESENCE PROBABILITY CALCULATION METHOD, SERVER APPARATUS, AND IN-HOME-PRESENCE PROBABILITY CALCULATION SYSTEM

  • US 20190065980A1
  • Filed: 10/29/2018
  • Published: 02/28/2019
  • Est. Priority Date: 11/21/2013
  • Status: Active Grant
First Claim
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1. A device management method used in a server apparatus that manages, via network, a plurality of devices provided in a home, the method comprising:

  • receiving operation information on one of a plurality of devices in the home, via a network, every time a certain operation is performed for the one of the plurality of devices;

    for each of the plurality of devices, specifying operation times at which the certain operation has been performed, in accordance with the received operation information;

    receiving, every time a state is entered in which it is expected that no one is at home, time information of a time at which the state has been entered;

    specifying in-home-absence times at which a state has been entered in which it is expected that no one is at home, in accordance with the received time information;

    for each of the plurality of devices, calculating time differences for the specified operation times, each of the time differences being a difference between a corresponding one of the specified operation times and an in-home-absence time that is first specified within a predetermined period from the corresponding one of the specified operation times; and

    for each of the plurality of devices, specifying the performed certain operation as a first behavior pattern of the person correlated to a behavior before the person leaves the home, when a variation of the calculated time differences of the corresponding one of the plurality of devices is equal to or lower than a first threshold value.

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