Patent ID: 7058414
Filing Date: 2006-06-06
Classification: G01S,H04B,H04J,H04L,H04W

Abstract:
1. A method for using timing information as at least one input parameter for a function performed in a local device comprising steps for: transmitting a message from the local device to a remote device via an ultra wide band (UWB) wireless medium; receiving a response from said remote device via said UWB wireless medium; determining an amount of time between said transmitting step being executed and said receiving step being executed; performing a function in said local device with said amount of time being said at least one input parameter; and determining a distance from said local device to said remote device based on said amount of time, wherein said step of performing a function in said local device comprises performing said function based on said distance determined, wherein said step of performing a function in said local device comprises communicating with said remote device based on said distance determined, and wherein said step of communicating with said remote device comprises substeps of: