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Expired Canadian patentCanada

Emotion detecting method and system

CA 2421746 C · Owner: Agi Inc. · Inventors: Mitsuyoshi, Shunji

CIPO record

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Abstract From the Canadian patent

An object of the invention is to provide an emotion detecting method capable of , detecting emotion of a human accurately and provide sensibility generating , method capable of outputting sensibility akin to that of a human. An intensity a tempo, and , intonation in each , word of a voice are detected based on an inputted voice signal amounts of , change are , obtained for the detected contents respectively, and signals expressing each states of , emotion of anger, sadness, and pleasure are generated based on the amounts of change. A , partner's emotion or situation information is inputted and thus instinctive , motivation , information is generated. Moreover emotion information …

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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 September 4, 2001 and granted October 25, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 4, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 4, 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.
FiledSeptember 4, 2001
GrantedOctober 25, 2011
Term endedSeptember 4, 2021
Patent numberCA 2421746 C
Classification (IPC)G10L25/63 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedSep 4, 2001Patent grantedOct 25, 2011Term endedSep 4, 2021

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.