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Simplified digital signal processing of compressed MPEG-1 audio files producing high signal-to-noise ratios (SNR) for mp3 files

Summary: Yannis Tsividis, Ph.D.

Technology Benefits: Simplifies audio processing.DSP system leads to cheaper audio circuits.Masks noise distortion.Achieves high SNR. Patent information:Patent Pending (US/2011/0116551)Tech Ventures Reference: IR M10-005

Technology Application: Portable MPEG players Portable mp3 playersDigital video broadcasters (DVB)Digital signal processors (DSP)

Detailed Technology Description: Yannis Tsividis, Ph.D.

*Abstract: None

*Inquiry: Teresa FazioColumbia Technology VenturesTel: (212) 854-8444Email: TechTransfer@columbia.edu

*IR: M10-005

*Principal Investigator

*Publications: Vezyrtzis, C., Klein, A., Ellis, D. P., & Tsividis, Y. P. Direct processing of MPEG audio using companding and BFP techniques. IEEE International Conference on Acoustics, Speech, and Signal Processing: Proceedings: May 22-27, 2011, pp. 361-364.

Country/Region: USA

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