Low-power vehicle sentinel systems and methods

1. A method, comprising:

obtaining electromagnetic signals in a target area surrounding a vehicle, the electromagnetic signals being obtained from electromagnetic elements mounted to the vehicle, wherein the target area includes a first concentric zone, a second concentric zone, and a third concentric zone, wherein the second concentric zone is a greater distance from the vehicle than the first concentric zone, and wherein the third concentric zone is a greater distance from the vehicle than the second concentric zone;

determining attributes or behaviors of an object in the target area based on the electromagnetic signals;

determining a threat type or level of the object based on the attributes or behaviors of the object;

executing a first type of response measure based on the threat type or level of the object and a first determination that the object is located in the first concentric zone;

executing a second type of response measure based on the threat type or level of the object and a second determination that the object is located in the second concentric zone, wherein the second type of response measure is different than the first type of response measure; and

executing a third type of response measure based on the threat type or level of the object and a third determination that the object is located in the third concentric zone, wherein the third type of response measure is different than the first type of response measure and the second type of response measure.

2. The method according to claim 1 , wherein the first determination and the second determination each include the third determination, and wherein the third type of response measure includes activating a camera of the vehicle to obtain images or video of the object.

3. The method according to claim 2 , further comprising geo-tagging the images or video of the object with a location of the vehicle, wherein executing the first type of response measure or the second type of response measure is further based on the geo-tagging.

4. The method according to claim 2 , further comprising determining a classification of the object based on an analysis of the images or the video, wherein determining the threat type or level of the object is further based on the classification of the object.

5. The method according to claim 1 , wherein a first size of the first concentric zone, a second size of the second concentric zone, and a third size of the third concentric zone are selectable and configurable.

6. The method of claim 1 , wherein the third type of response measure comprises activating a camera of the vehicle, wherein the second type of response measure comprises automatically initiating video recording, and wherein the first type of response measure comprises performing motion sensing and image classification and transmitting a warning to a remote device.

7. The method of claim 1 , wherein the attributes or behaviors of the object include a presence of the object, a size of the object, an approach direction of the object, and an approach velocity of the object.

8. A vehicle, comprising:

an electromagnetic element associated with an outer surface of the vehicle;

a camera associated with the vehicle; and

a sentinel system comprising a processor and memory, the processor executing instructions stored in the memory to:

determine attributes or behaviors of an object in a target area for the vehicle based on electromagnetic signals received from the electromagnetic element, wherein the attributes or behaviors include a presence of the object in the target area, wherein the target area includes a first concentric zone, a second concentric zone, and a third concentric zone, wherein the second concentric zone is a greater distance from the vehicle than the first concentric zone, and wherein the third concentric zone is a greater distance from the vehicle than the second concentric zone;

determine a threat type or level of the object based on the attributes or behaviors of the object;

execute a first type of response measure based on the threat type or level of the object and a first determination that the object is located in the first concentric zone;

execute a second type of response measure based on the threat type or level of the object and a second determination that the object is located in the second concentric zone, wherein the second type of response measure is different than the first type of response measure; and

execute a third type of response measure based on the threat type or level of the object and a third determination that the object is located in the third concentric zone, wherein the third type of response measure is different than the first type of response measure and the second type of response measure.

9. The vehicle according to claim 8 , further comprising additional electromagnetic elements and additional cameras that are placed around an outer perimeter of the vehicle.

10. The vehicle according to claim 9 , wherein the attributes or behaviors of the object further include an approach direction of the object, and wherein the processor is configured to select the camera or one of the additional cameras based on the approach direction of the object.

11. The vehicle according to claim 8 , wherein the processor is configured to activate the electromagnetic element when the vehicle is parked or an ignition of the vehicle is off.

12. The vehicle according to claim 8 , wherein the first determination and the second determination each include the third determination, and wherein the processor is configured to activate the camera to obtain images or video of the object as the third type of response measure.

13. The vehicle according to claim 12 , wherein the processor is configured to determine a classification of the object based on an analysis of the images or the video, and wherein determining the threat type or level of the object is further based on the classification of the object.

14. The vehicle according to claim 8 , wherein the electromagnetic element is an ultra-low-power electromagnetic strip.

15. A device, comprising:

a processor; and

a memory for storing instructions, the processor executing the instructions to:

obtain electromagnetic signals in a target area surrounding a vehicle, the electromagnetic signals being obtained from an electromagnetic element mounted to the vehicle, wherein the target area includes a first concentric zone, a second concentric zone, and a third concentric zone, wherein the second concentric zone is a greater distance from the vehicle than the first concentric zone, and wherein the third concentric zone is a greater distance from the vehicle than the second concentric zone;

determine a rate of change of a field strength of the electromagnetic signals;

determine any of a presence of an object, a direction of approach of the object, a velocity of approach of the object, and a size of the object within the target area based on the rate of change of the field strength;

determine that the object is located in the first concentric zone, the second concentric zone, or the third concentric zone;

determine a threat type or level of the object based on the determination that the object is located in the first concentric zone, the second concentric zone, or the third concentric zone and at least one of the presence of the object, the direction of approach of the object, the velocity of approach of the object, and the size of the object;

execute a first type of response measure for the object based on the threat type or level of the object and a first determination that the object is located in the first concentric zone;

execute a second type of response measure based on the threat type or level of the object and a second determination that the object is located in the second concentric zone, wherein the second type of response measure is different than the first type of response measure; and

execute a third type of response measure based on the threat type or level of the object and a third determination that the object is located in the third concentric zone, wherein the third type of response measure is different than the first type of response measure and the second type of response measure.

16. The device according to claim 15 , wherein the target area is divided into a plurality of zones that comprise an interference zone, a threat zone, and a warning zone, with the warning zone being closest to the vehicle, the threat zone extending beyond the warning zone, and the interference zone extending beyond the threat zone.

17. The device according to claim 16 , wherein the plurality of zones are concentrically arranged.

18. The device according to claim 15 , wherein the processor is configured to activate the electromagnetic element when the vehicle is parked or an ignition of the vehicle is off.

19. The device according to claim 15 , wherein the processor is configured to classify the object based on an analysis of images or video obtained of the object as at least a part of the first type of response measure or the second type of response measure.