/technologies/robotics/b/blog/posts/cambridge-consultant-s-fuses-low-cost-sensors-with-gps-data-to-create-accurate-indoor-tracking-systemSystem concept from Cambridge Consultants (via Cambridge Consultants ) With Lockheed Martin and the US Air Force partnership to deliver an upgraded GPS system to the world by 2014, companies are now beginning to inventively re-imagine new ways of...en-USTelligent Community 12https://community.element14.com/technologies/robotics/b/blog/posts/cambridge-consultant-s-fuses-low-cost-sensors-with-gps-data-to-create-accurate-indoor-tracking-systemTue, 12 Mar 2013 20:17:05 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:e73ddb36-d9b4-4b6d-83de-37c48ed2dc1fDAB1<p>The use of differential GPS could give you accuracies in the 1-2 inch range.</p><p>It is a small step to adjust your local tracking to accomodate your relative position to a fixed GPS coordinate.</p><p>&nbsp;</p><p>The use of accelerometers and an on person IMU would be useful for firemen and other people inside buildings in which they are unfamiliar.</p><p>If you tie that information with a building plan, you could greatly improve building navigation an people tracking.</p><p>If the building has ultrasonic alarm systems, you could tie those in to verify that rooms were indeed clear of people.</p><p>&nbsp;</p><p>I agree, we should see more systems exploiting this capability.</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=15145&AppID=36&AppType=Weblog&ContentType=0" width="1" height="1">