Patent ID: 8570904
Filing Date: 2013-10-29
Classification: G01S,H04L,H04W,Y04S

Abstract:
1. A node having an unknown location in a network of nodes communicating wirelessly with each other, the node comprising: a receiver configured to receive at the node having the unknown location first and second signals respectively transmitted from first and second nodes of the network that have known locations, and to receive a first set of measurements relating to timing of receipt of the first and second signals at a third node of the network having a known location; and a processor of the node having the unknown location configured to compute a second set of measurements relating to timing of receipt of the first and second signals at the node, and to determine a location of the node having the unknown location based at least in part on the known locations of the first, second, and third nodes and on the first set of measurements and the second set of measurements.