Patents by Inventor Tadashi Uenoyama

Tadashi Uenoyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for determining the endpoints of a speech utterance
    Patent number: 4718097
    Abstract: A speech utterance is supplied to a control circuit which includes a plurality of band-pass filters and a maximum value detector coupled to the filters. The maximum value of the outputs of the filters are fed to an endpoints-detector wherein the endpoints are located or determined using the maximum value and at least one threshold value.
    Type: Grant
    Filed: June 14, 1984
    Date of Patent: January 5, 1988
    Assignee: NEC Corporation
    Inventor: Tadashi Uenoyama