Method of and device for communication
CA 2353443 A1 · Owner: Matsumoto, Wataru · Inventors: Matsumoto, Wataru; Miyata, Yoshikuni
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A turbo-encoder (1) which apply turbo-encoding to 2 bits in lower positions of transmission data to output 2-bit information bits and 2-bit redundant bits a , conversion (2) which uses the outputs to perform an operation for making uniform error correction capabilities for the respective information bits and outputs the operation results and the other bits in the transmission data as encoding results, decoders (11 - 18) which subject 2 bits in lower positions of the reception signals, having possibility of deterioration of characteristics, to soft judgement to thereby estimate original transmission data, and a 2nd judgement device (19) which subjects the other bits of the reception …
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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 20, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 20, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 20, 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.