Patent ID: 7409288
Filing Date: 2008-08-05
Classification: G01C

Abstract:
1. A navigation device comprising: a GPS receiver for receiving satellite signals from a plurality of GPS satellites; memory for storing data, the data including data representative of a desired destination; a processor coupled with the GPS receiver and the memory and operable for calculating a current location of the navigation device as a function of the received satellite signals, for calculating a route to navigate from the current location of the navigation device to the desired destination, and for adjusting a starting point for the route calculation to an appropriate location such that the device is on the route at a time when the route calculation is completed; a display coupled with the processor for providing visual instructions to navigate along the route to the desired destination; a speaker coupled with the processor for providing audio instructions to navigate along the route to the desired destination; an input coupled with the processor for enabling a user of the device to enter or select the desired destination; and a portable handheld housing for housing the GPS receiver, the memory, the processor, the display, the speaker, and the input.