Patents by Inventor Makoto Akabane

Makoto Akabane 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).

  • Speech-recognition method and apparatus for recognizing phonemes in a voice signal
    Patent number: 4592085
    Abstract: Phoneme recognition uses the silence-phoneme and phoneme-phoneme transition spectral information rather than the phoneme information itself. The transition detector features first and second differences in level for each frequency band.
    Type: Grant
    Filed: February 23, 1983
    Date of Patent: May 27, 1986
    Assignee: Sony Corporation
    Inventors: Masao Watari, Makoto Akabane, Hisao Nishioka, Toshihiko Waku