System and method for synthetic vision terrain display
CA 2453031 A1 · Owner: Goodrich Avionics Systems, Inc. · Inventors: Brust, Clifford S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A synthetic rendering of the terrain within a selected field of view is created from raw terrain elevation data and the resolution of the rendering , is proportioned to the altitude above ground level (altitude AGL) of the aircraft. All the data points are subdivided into tiles. Only data from tiles within a prescribed field of view are considered for processing; all others are ignored. Within the selected tiles only some of the terrain elevation , data points are passed to the graphics processor for rendering. At maximum resolution, when the aircraft is on the ground or at a low altitude there are , relatively fewer tiles within the field of view and the fraction of the data points …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed July 3, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 3, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 3, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.