Method for the elimination of noise signal components in an input signal for an auditory system, use of said method and a hearing aid
CA 2409835 A1 · Owner: Allegro, Silvia · Inventors: Allegro, Silvia; Roeck, Hans-Ueli
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for the elimination of noise signals (SS) in an input signal (ES), which comprises characterising the noise signal component (SS) and a wanted signal (NS) contained in the input signal (ES), during a signal analysis phase (I). The wanted signal (NS) or an estimated , wanted signal (NS'), is determined or produced, in a signal processing phase (II), according to the characterisation of the wanted signal (NS) obtained in , the signal analysis phase (I) whereby the characterisation of the signal components (SS, NS) is achieved by using auditory based features (M1 to Mj). Further, an application of said method and a hearing aid which works , according to …
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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 April 11, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 11, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 11, 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.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.