Patent ID: 8358639

Claim:
A method for communication over an 802.15.4 network comprising: receiving at a coordinator data representing a first image over an 802.15.4 network taken with a first camera, said data having been buffered; on a selectable interval, transmitting a command from the coordinator, and in response to said command, receiving at the coordinator data representing a second image over the 802.15.4 network taken with the first camera, said data having been buffered; sending the data representing the first image to a computer; sending the data representing the second image to the computer for comparison to the data representing the first image; based at least in part on said comparison, sending a request over the 802.15.4 network to obtain an image with a second camera with an overlapping field of view with the first camera, wherein the image is obtained on an interval different than that of said selectable interval; and sending or receiving an alerting communication; wherein the request comprises at least one of: altering a resolution of the image with respect to the second image; altering a focus of the image with respect to the second image; altering a zoom of the image with respect to the second image; altering a crop of the image with respect to the second image; and altering an area of the image with respect to the second image.