Method and system for scaling control in 3d displays
CA 2523623 A1 · Owner: Serra, Luis · Inventors: Lee, Jerome Chan; Kockro, Ralf Alfons; Poston, Timothy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system and method for controlling the scaling of a 3D computer model in a 3D display system include activating a zoom mode selecting a model zoom point , and setting a zoom scale factor are presented. In exemplary embodiments according to the present invention, a system in response to the selected , model zoom point and the set scale factor can implements a zoom operation and , automatically move a model zoom point from its original position towards an optimum viewing point. In exemplary embodiments according to the present invention, upon a user's activating a zoom mode selecting a model zoom point , and setting a zoom scale factor a system can simultaneously move a model zoom point …
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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 December 1, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 1, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 1, 2025.
- 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.