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Patents

Method and system for automated code conversion US20080263530 - Oct 23, 2008

Non-uniform filter bank implementation US7424502 - Sep 09, 2008

Unified filter bank for audio coding US7369989 - May 06, 2008

Method and system for parametric characterization of transient audio signals US7363216 - Apr 22, 2008

Aliasing cancellation in audio effects algorithms US7359521 - Apr 15, 2008

Neural network based method for exponent coding in a transform coder for high quality audio US7337025 - Feb 26, 2008

Fast modified discrete cosine transform method US7203717 - Apr 10, 2007

Universal sampling rate converter for digital audio frequencies US7177812 - Feb 13, 2007

Multi-precision technique for digital audio encoder US20070005349 - Jan 04, 2007

Multi-precision technique for digital audio encoder US7117053 - Oct 03, 2006

Channel coupling for an ac-3 encoder US7096240 - Aug 22, 2006

Method of encoding an audio signal using a quality value for bit allocation US7003449 - Feb 21, 2006

Fast frame optimization in an audio encoder US6952677 - Oct 04, 2005

Non-uniform filter bank implementation US20050216541 - Sep 29, 2005

Method and apparatus for spectral exponent reshaping in a transform coder for high quality audio US6839674 - Jan 04, 2005

Unified filter bank for audio coding US20040267542 - Dec 30, 2004

Method of encoding frequency coefficients in an ac-3 encoder US6775587 - Aug 10, 2004

Method and system for parametric characterization of transient audio signals US20040138886 - Jul 15, 2004

Selecting a coupling scheme for each subband for estimation of coupling parameters in a transform coder for high quality audio US6591241 - Jul 08, 2003

Dual channel phase flag determination for coupling bands in a transform coder for high quality audio US6574602 - Jun 03, 2003