Timeslot interchange network
CA 2256097 A1 · Owner: Jones, Barry W. · Inventors: Zdeneck, Jerrold Scott; Jones, Barry W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A time slot interchange having a data channel memory a channel circuit, having a, write address output the write address output connected to the data channel memory a signal processing circuit, having a channel input coupled to the data channel memory, a gain input, and an output coupled to the time division multiplexed signal output port, and a connection memory, including a unique read channel field comprising a read address portion and a gain value portion for each data channel to be output by the time slot interchange network. The connection memory has an input connected to the write address output of the channel circuit a read address output, connected to the data channel memory and a …
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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 December 15, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 15, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 15, 2020.
- 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.