Systems and methods for indicating the presence of a child in a vehicle
First Claim
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1. A device for providing notice that a child has exited a car seat comprising:
- a pressure sensor;
an accelerometer;
a notification system; and
a controller;
whereinif said pressure sensor detects pressure and said accelerometer detects repeated acceleration along a fixed axis, then said controller does not activate said notification system; and
if said pressure sensor does not detect pressure and said accelerometer detects repeated acceleration along a fixed axis, then said controller activates said notification system to provide a first notification.
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Abstract
Systems and methods which provide for an alarm or notification that a child is in a car seat. The systems generally determine if a child is in the seat and that the seat, and therefore the vehicle, is not in motion. Upon detecting both situations, the notification or alarm is activated.
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Citations
13 Claims
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1. A device for providing notice that a child has exited a car seat comprising:
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a pressure sensor; an accelerometer; a notification system; and a controller; wherein if said pressure sensor detects pressure and said accelerometer detects repeated acceleration along a fixed axis, then said controller does not activate said notification system; and if said pressure sensor does not detect pressure and said accelerometer detects repeated acceleration along a fixed axis, then said controller activates said notification system to provide a first notification. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for assisting in the detection of a child that has exited a child seat while a vehicle is in motion, the method comprising:
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detecting whether or not a child is in a child seat in a vehicle at a first time and a second time; detecting whether or not said vehicle is accelerating along a fixed axis at said first time and said second time; and if; said child is in said child seat at said first time but not at said second time; and said vehicle is accelerating along said fixed axis at both said first time and said second time; then generating a first notification signal to indicate the child has exited said child seat. - View Dependent Claims (11, 12, 13)
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Specification