IMPROVED NAVIGATION DEVICE AND METHOD Russian patent published in 2012 - IPC G07C5/02 

FIELD: information technologies.

SUBSTANCE: method comprises a stage, at which information on location is saved, related to the current location, as well as specific time information related to the specified current location, in a nonvolatile memory of the device, in order to set up a registration logbook, besides, such information is saved only when one of the specified set of events takes place, the specified set of events is specific either for the navigation mode or for the free driving mode during the device operation. Preferably, a set of events specific for the navigation mode, is one or more of the following: a user indication of an activity type, calculation of a new route, repeated calculation of a new route following deviation from the previous route, reaching a destination point; and a set of events specific for the mode of free driving is one or more of the following: a user indication of an activity type, connection and/or disconnection of device power supply, deviation of the device from the current direction and/or road, on which the device moves.

EFFECT: reduced volume of data received during registration.

11 cl, 11 dwg