Method and system for self-learning radio node positions within a vehicle structure

    公开(公告)号:US10926738B1

    公开(公告)日:2021-02-23

    申请号:US16716612

    申请日:2019-12-17

    Abstract: A vehicle access system is disclosed having the plurality of system nodes for localizing a target portable device. The plurality of system nodes includes a master ECU that is asymmetrically installed at a predetermined location within the vehicle. The plurality of system nodes includes a plurality of slave system nodes. The plurality of slave system nodes includes an assigned system node that is asymmetrically installed at a predetermined location within the vehicle and a plurality of unassigned system nodes that are installed arbitrarily at any one of a plurality predetermined possible installation locations within the vehicle. The known installation locations of the assigned system node and the master ECU are used to self-learn the unknown installation location of each unassigned system node, for example after manufacturing assembly or repair of the vehicle access system.

    Multi-sensor intrusion detection and validation

    公开(公告)号:US10913425B1

    公开(公告)日:2021-02-09

    申请号:US16988454

    申请日:2020-08-07

    Abstract: A vehicle theft-prevention apparatus can include a first sensor, a second sensor, and at least one computing device coupled to the first and second sensors. The first sensor and second sensors can be configured to sense a first type and a second type of measurement, respectively. The at least one computing device can be configured to read a plurality of measurements of the first type at a predetermined frequency from within a vehicle. In response to one of the plurality of measurements meeting a predetermined threshold, the at least one computing device can read, from the second sensor, at least one measurement of the second type from within the vehicle. The at least one computing device can be configured to determine, based on the at least one measurement from the second sensor, that the one of the plurality of measurements that met the predetermined threshold corresponds to a false positive.

    THREE-LEVEL MOTION DETECTOR USING ACCELEROMETER DEVICE IN KEY FOB APPLICATION

    公开(公告)号:US20200286366A1

    公开(公告)日:2020-09-10

    申请号:US16296016

    申请日:2019-03-07

    Abstract: A remote access device and methods of operation thereof are provided for accessing a physical object or location. The remote access device includes an accelerometer, a wireless transmitter, and control circuitry. The control circuitry causes the wireless transmitter to transition between a first operating mode and a second operating mode in response to receiving signals from the accelerometer indicating a first change in motion states of the remote access device. The control circuitry causes the wireless transmitter to transition between a first operating mode and a second operating mode in response to receiving signals from the accelerometer indicating a second change in motion states of the remote access device. The control circuitry further causes the wireless transmitter to transition between the first operating mode and the second operating mode in response to receiving signals from the accelerometer indicating a third change in motion states of the remote access device.

    Vehicular electronic key system and method of controlling electronic key

    公开(公告)号:US10769876B2

    公开(公告)日:2020-09-08

    申请号:US16275836

    申请日:2019-02-14

    Inventor: Hiroki Okada

    Abstract: A vehicular electronic key system includes an electronic key and a wireless communication device. The electronic key includes a first communication unit, a second communication unit, and a first controller that switches an operating state between an ON state where a function of the first communication unit is operated, and an OFF state where the function of the first communication unit is at least partially stopped, based on a result of communication of the second communication unit with the wireless communication device. The wireless communication device includes a third communication unit, and a second controller. The first controller switches the operating state when the first controller detects that the electronic key has been moved by a predetermined distance or longer outside a vehicle based on at least a result of communication of a predetermined signal by the second communication unit.

    Vehicle Security System
    29.
    发明申请

    公开(公告)号:US20200262395A1

    公开(公告)日:2020-08-20

    申请号:US16821727

    申请日:2020-03-17

    Abstract: A security system is provided for a vehicle having an on-board diagnostic (“OBD”) data link cable and an OBD port. The system includes, a glass break sensor, and an input connector having a power input configured to be coupled to a vehicle battery voltage input of the OBD data link cable and to provide power to the glass break sensor. The glass break sensor is configured to detect a vibration, air pressure, or audio frequency disturbance and to generate an alarm signal when a disturbance is detected. The microprocessor is configured: to use OBD data to monitor whether the vehicle engine is running; to automatically arm the glass break sensor device when the vehicle engine is turned off; to automatically disarm the glass break sensor device when the vehicle engine is on; and to activate an alarm or a camera when in response to the alarm signal.

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