METHOD, APPARATUS AND SYSTEM FOR PASSIVE INFRARED SENSOR FRAMEWORK

    公开(公告)号:US20180231419A1

    公开(公告)日:2018-08-16

    申请号:US15430256

    申请日:2017-02-10

    Applicant: Google Inc.

    CPC classification number: G01J5/0025 G01J5/025 G01J5/10 G08B13/191 G08B13/193

    Abstract: A method includes detecting, with a passive infrared sensor (PIR), a level of infrared radiation in a field of view (FOV) of the PIR, generating a signal based on detected levels over a period of time, the signal having values that exhibit a change in the detected levels, extracting a local feature from a sample of the signal, wherein the local feature indicates a probability that a human in the FOV caused the change in the detected levels, extracting a global feature from the sample of the signal, wherein the global feature indicates a probability that an environmental radiation source caused the change in the detected levels, determining a score based on the local feature and the global feature, and determining that a human motion has been detected in the FOV based on the score.

    Learned overrides for home security

    公开(公告)号:US09916751B2

    公开(公告)日:2018-03-13

    申请号:US15348126

    申请日:2016-11-10

    Applicant: Google Inc.

    CPC classification number: G08B25/008 G08B13/2491 G08B25/009

    Abstract: Systems and techniques are provided for learned overrides for home security. A sensor of a security system may be armed. A trip signal may be received indicating a tripping of the sensor. It may be determined that the trip signal can be automatically overridden based on matching an identity of the sensor and a state of the security system with a pattern in a model. The pattern may represent a state of the security system in which automatically overriding the trip signal from the sensor is permitted. The trip signal from the sensor may be automatically overridden without input from a user.

    SYSTEMS AND METHODS FOR A SMART DOOR CHIME SYSTEM

    公开(公告)号:US20170316661A1

    公开(公告)日:2017-11-02

    申请号:US15141518

    申请日:2016-04-28

    Applicant: Google Inc.

    CPC classification number: G08B13/08 G08B3/10 G08B13/19691 G08B25/14

    Abstract: A system includes a plurality of sensing devices disposed at a premises, the sensing devices being configured to generate data based on activity detected at one or more openings in the premises and to transmit the data, a plurality of speakers dispersed at the premises, a memory configured to store output profiles corresponding to a plurality of respective events and to store a plurality of respective sounds, and a processor configured to identify an event based on the transmitted data and to execute a stored output profile assigned to the event, the execution including automatically playing a stored sound through one or more of the speakers in accordance with the selected output profile.

    SECURITY SYSTEM RE-ARMING
    57.
    发明申请

    公开(公告)号:US20170132909A1

    公开(公告)日:2017-05-11

    申请号:US14937806

    申请日:2015-11-10

    Applicant: Google Inc.

    CPC classification number: G08B29/18 G08B25/008

    Abstract: Systems and techniques are provided for security system re-arming. Input invoking restricted credentials may be received. The security system of an environment may be changed from a first mode to a second mode based on the restricted credentials. The restricted credentials used to change the security system to the second mode may be determined to be near expiration based on an expiration condition of the restricted credentials. A notification may be sent to a person associated with the restricted credentials including a reminder to use the restricted credentials to change the security system to the first mode before the restricted credentials expire.

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