Patent ID: 7598855
Filing Date: 2009-10-06
Classification: B60R,G01S,G06Q

Abstract:
1. A system comprising: a first tracking device having a first transceiver configured to receive a first request signal and to transmit a first reply signal that comprises first location data, a first microprocessor configured to process a first request signal provided through a user interface that is remotely located, and a first identification code communicated as part of a first reply signal; and a second tracking device having a second tracking transceiver adapted to receive the first reply signal, and verify the first identification code as a recognized code, and in response communicate a second reply signal that comprises a second identification code to the first tracking device; wherein the first tracking device is adapted to calculate, in response to the second reply signal, a distance between the first and the second devices, and communicate an adjustment signal that comprises at least one of verbal and audio queues that indicates directional information of the first tracking device relative to the second tracking device.