US Patent 9860688 Systems, methods and devices for asset status determination

A system for determining real time location of leaf node device, the system including at least one battery-powered Bluetooth Low Energy (BLE) enabled leaf node device, wherein the at least one leaf node device is associated with a corresponding monitored asset; and at least one beam forming reader node in communication, via BLE, with the at least one leaf node, the reader node creating a plurality of sectorized beams in a plurality of sectors and collecting data related to the at least one leaf node device from at least one of the plurality of sectors, wherein a location processing facility determines the real-time location of the at least one leaf node device based on the data collected by the beam forming reader node.