Multifunction memory for digital television background
CA 1308478 C · Owner: Meyer, Edwin R. · Inventors: Meyer, Edwin R.; Naimpally, Saiprasad V.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
PHA 40530 21 8.2.1989, ABSTRACT, Multifunction memory for digital television. A digital television processing section capable of picture enhancement, progressive scanning and multiple, picture-in-picture processing is provided. The preferred digital television processing section preferably comprises a picture enhancement processor (PEP), a progressive scan processor, a picture in picture processor at least one, multiplexing means, and a common memory means. The PEP broadly comprises a parameter control means a memory input, select means, and mixer for obtaining current video data delayed video data from the common memory and control, information from the control means and for processing …
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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
- Granted October 6, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 6, 2009.
- 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.