Patents by Inventor Da Lai Yan

Da Lai Yan 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 processing speech data with classification models
    Patent number: 7957959
    Abstract: A method for processing speech data includes obtaining a pitch and at least one formant frequency for each of a plurality of first speech data; constructing a first feature space with the obtained fundamental frequencies and formant frequencies as features; and classifying the plurality pieces of first speech data using the first feature space, and thus a plurality of speech data classes and the corresponding description are obtained.
    Type: Grant
    Filed: July 20, 2007
    Date of Patent: June 7, 2011
    Assignee: Nuance Communications, Inc.
    Inventors: Zhao Bing Han, Guo Kang Fu, Da Lai Yan
  • METHOD AND APPARATUS FOR PROCESSING SPEECH DATA
    Publication number: 20080059156
    Abstract: A method for processing speech data includes obtaining a pitch and at least one formant frequency for each of a plurality of first speech data; constructing a first feature space with the obtained fundamental frequencies and formant frequencies as features; and classifying the plurality pieces of first speech data using the first feature space, and thus a plurality of speech data classes and the corresponding description are obtained.
    Type: Application
    Filed: July 20, 2007
    Publication date: March 6, 2008
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Zhao Bing Han, Guo Kang Fu, Da Lai Yan