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Digital Voice Systems, Inc.

Digital Voice Systems, Inc. (DVSI) is the world leader in low-bit-rate speech compression technology.

234 Littleton Road, Westford, MA 01886, United States

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Our Company

Patented speech compression technology based on the robust MultiBand Excitation (MBE) speech model that has been proven to outperform linear predictive and other vocoder techniques.
A full line of rigorously-engineered software and hardware speech compression solutions based on the MBE speech model.
World class engineering that has developed the IMBE and AMBE vocoders -- systems that have won numerous independent evaluations based upon their ability to deliver high quality speech at low bit rates and in harsh environments.


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  • Location:

    Other: 234 Littleton Road, Westford, MA 01886, United States