Method and apparatus for voice controlled devices with improved phrase storage, use, conversion, transfer, and recognition
CA 2308951 A1 · Owner: Brown, Amos · Inventors: Brown, Amos; Pyo, Phillip Paul; Bootsma, Karin Lissette
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides for the storage of speech phrases. Speech phrases are processed by a speaker-independent speech recognition engine of a voice controlled device. This engine returns a speaker-independent representation of the phrase. The speaker-independent representation is stored. Method of converting text to speaker-independent representations of speech and speaker-independent representations of speech into text.
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 May 19, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 19, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 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.