Patent ID: 9279687
Filing Date: 2016-03-08
CPC Classification: G01C

Claim Text:
1. A data security system for a navigation system, the data security system comprising: an enabling/disabling unit comprising unit memory and that communicates with the navigation system via an interface, and is configured to enable and disable a data transfer from a data memory including navigation data to be transmitted to a data storage unit of the navigation system, where the enabling/disabling unit is implemented at least partially in hardware; an identification unit operating in the navigation system, the identification unit in signal communication with the enabling/disabling unit via the interface, and configured to identify a vehicle or a navigation system identification code; and a comparison unit operating in the navigation system in signal communication with the enabling/disabling unit and with the identification unit, and configured to compare a vehicle or a navigation system identification code stored on the enabling/disabling unit to the respective identification code of the vehicle or navigation system identified by the identification unit, a control unit operating in the navigation system and configured to determine whether any vehicle or navigation system identification code is stored on the enabling/disabling unit; and a writing unit operating in the navigation system and configured to write to the unit memory the vehicle or navigation system identification code retrieved from the identification unit if any vehicle or navigation system identification code is not stored on the enabling/disabling unit, where the enabling/disabling unit enables or disables the data transfer responsive to the comparison where the enabling/disabling unit does not allow access to the navigation data until after the comparison.