Signal processing apparatus and method
CA 2378680 A1 · Owner: Lloyd, Christopher James · Inventors: Lloyd, Christopher James
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A signal processing apparatus comprising a plurality of input channels each of which is connected to a respective input of a multiplexer the multiplexer , being arranged to connect each input to a common multiplexer output in a predetermined repeating sequence, and an output circuit connected to the common multiplexer output, wherein the output circuit is arranged to detect the presence at the common multiplexer output of a predetermined signal to , identify the input channel which was the source of the detected predetermined signal, and to output a signal representative of the identified input channel.
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 July 7, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 7, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 7, 2022.
- 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.