US 2009/0024312 A1 · METHOD AND SYSTEM FOR UPDATING NAVIGATION INFORMATION

Abstract

A method and system for updating navigation information are disclosed. The method includes the steps of connecting to a navigation information update system, determining if at least one navigation information update is available from the navigation information update system, if the at least one navigation information update is available from the navigation information update system, determining if an intended recipient of the at least one navigation information update is available or unavailable for an update. If the intended recipient of the at least one navigation information update is determined to be unavailable for an update, the method downloads the at least one navigation information update to a navigation information cache onboard the intended recipient or a processing unit not onboard the intended recipient, and if the intended recipient of the at least one navigation information update is determined to be available for the update, the method downloads the at least one navigation information update to the navigation information cache onboard the intended recipient, and installs the at least one navigation information update in a navigation information system onboard the intended recipient.

Claims20

Dependent claims

A method for updating navigation information, comprising the steps of:

connecting to a navigation information update system;
determining if at least one navigation information update is available from the navigation information update system;
if the at least one navigation information update is available from the navigation information update system, determining if an intended recipient of the at least one navigation information update is available or unavailable for an update;
if the intended recipient of the at least one navigation information update is determined to be unavailable for an update, downloading the at least one navigation information update to a navigation information cache onboard the intended recipient or a processing unit not onboard the intended recipient;
and
if the intended recipient of the at least one navigation information update is determined to be available for the update, downloading the at least one navigation information update to the navigation information cache onboard the intended recipient, and installing the at least one navigation information update in a navigation information system onboard the intended recipient.

3 more elements

A system for updating navigation information, comprising:

a navigation database information update system, the navigation database information update system including navigation information;
a proxy navigation database information update system coupled to the navigation database information update system;
and
a navigation information database onboard a craft, wherein the proxy navigation database information update system is configured to:
connect to the navigation database information update system;
determine if at least one navigation information update is available for the craft;
if the at least one navigation information update is available for the craft, determine if the craft is in service or out of service;
if the craft is determined to be out of service, the navigation database information update system is configured to:
download the at least one navigation information update to the navigation information database onboard the craft or to the proxy navigation database information update system;
and
if the craft is determined to be in service, the navigation database information update system is configured to:
download the at least one navigation information update to a proxy navigation database information update system cache.

9 more elements

Dependencies are inferred from the claim text.

Method and system for updating navigation information

Life of this patent

Method and system for updating navigation information

Life of this patent

Abstract

Claims20