Patents by Inventor Levent M. Arslan

Levent M. Arslan 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).

  • Adaptive weiner filtering using line spectral frequencies
    Patent number: 6263307
    Abstract: An acoustic noise suppression filter including attenuation filtering with a noise-free estimate based on a codebook of line spectral frequencies.
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: July 17, 2001
    Assignee: Texas Instruments Incorporated
    Inventors: Levent M. Arslan, Alan V. McCree, Vishu R. Viswanathan
  • Method of out of vocabulary word rejection
    Patent number: 6243677
    Abstract: An improved method of providing out-of-vocabulary word rejection is achieved by adapting an initial garbage model (23) using received incoming enrollment speech (21).
    Type: Grant
    Filed: October 23, 1998
    Date of Patent: June 5, 2001
    Assignee: Texas Instruments Incorporated
    Inventors: Levent M. Arslan, Lorin P. Netsch, Periagaram K. Rajasekaran
  • Adaptive weiner filtering using a dynamic suppression factor
    Patent number: 5706395
    Abstract: An acoustic noise suppression filter including attenuation filtering with a noise suppression factor depending upon the ratio of estimated noise energy of a frame divided by estimated signal energy.
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: January 6, 1998
    Assignee: Texas Instruments Incorporated
    Inventors: Levent M. Arslan, Alan V. McCree, Vishu R. Viswanathan
  • Adaptive Weiner filtering using line spectral frequencies
    Patent number: RE43191
    Abstract: An acoustic noise suppression filter including attenuation filtering with a noise-free estimate based on a codebook of line spectral frequencies.
    Type: Grant
    Filed: August 24, 2004
    Date of Patent: February 14, 2012
    Assignee: Texas Instruments Incorporated
    Inventors: Levent M. Arslan, Alan V. McCree, Vishu R. Viswanathan