Packet identifier (pid) aliasing for a broadband audio, video and data router
CA 2358607 A1 · Owner: Kaku, Vicky B. · Inventors: Kaku, Vicky B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An efficient, integrated solution for providing packet identifier (PID) aliasing for input transport streams, such as MPEG2 streams. MPEG packets with their original packet identifiers (PIDs) are encapsulated using a customized Internet Protocol (IP)-like scheme, and routed from an input circuit card to one or more various target processor cards in a chassis. The encapsulating packet includes a destination address field that provides source information regarding the received packet such as a, source slot and port, and the original PID. At the processor card, the source information is used by a router to look up a PID alias value, which is then inserted into another field of the …
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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 October 10, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 10, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 10, 2023.
- 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.