Device for providing multimedia video on a personal computer
CA 2023669 A1 · Owner: De Matos, Tomas A. · Inventors: De Matos, Tomas A.; Reesor, Robert G.; Pejskar, Michael M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for providing and displaying multimedia video on a personal computer. The device resides on an electronic printed circuit card which fits into an expansion slot on a personal computer. The device includes inputs for various video signals, such as cable TV and offair broadband video signals, and for computer video signals. The device also includes an integrated television tuner. The computer signals can be in CGA EGA or VGA, format. The device converts the video signals into a format which is suitable for display on a computer monitox. The device may be used with either single frequency or multi frequency monitors, such as the VGA type and the multi-Sync type. The user can switch …
Read the whole patent
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 June 26, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 2012.
- 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.