Multiplexing
CA 1095193 A · Owner: Codex Corporation · Inventors: Vander Mey, James E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A data transmission system is described wherein data in a plurality of constituent streams are received at a multiplexer processed, to form a single composite stream comprising time slots each carrying data from one constituent stream, transmitted in the composite stream over a communication link, and demultiplexed in a demultiplexer receiving the composite stream at the far end of the link to recover the original plurality of constituent streams in separate form. The system implements a protocol according to which a plurality of queues each associated with one of the, constituent streams and arranged and connected to receive and store data therefrom, are serviced by a sequence of time …
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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 February 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 3, 1998.
- 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.