DVSI's Vocoder Software Libraries
Licensing Custom and Standard-Based Solutions

DVSI’s software products consist of object code libraries. Many of the object code libraries are necessary in order to implement Digital Mobile Radio standards as well as a variety of Satellite communication systems. Also, these object code libraries can be customized to meet specific needs. Object code libraries are available under license for fixed and floating-point Digital Signal Processors, CISC and RISC Processors and run-time environments.


AMBE+2™ Vocoder Software Solutions

DVSI's most advanced vocoder, customized to meet your requirements

DVSI's latest technology features an enhanced vocoder (2.0 - 9.6 kbps) that improves voice quality and robustness to acoustic background noise.

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AMBE+2™ Vocoder Software Features


DVSI Vocoders in Digital Mobile Radio

Standard-Based Solutions

AMBE+2™ is DVSI's latest technology which features an enhanced vocoder (2.0 - 9.6 kbps) and improves voice quality and robustness to acoustic background noise.

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Digital Mobile Radio Applications

  • APCO Project25
  • DMR
  • dPMR
  • D-Star
  • NXDN
  • Mototrbo™

DVSI Vocoders in Satellite Communication Systems

Standard-Based Solutions

The AMBE® vocoder is employed in most global satellite communication systems. It has proven to deliver high quality voice and robustness to acoustic background noise.

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Satellite System Applications

  • SiriusXM
  • Inmarsat, BGAN™
  • Inmarsat, Aero-I
  • Inmarsat, Mini-M
  • Thuraya - GMR-1
  • Iridium
  • MexSat
  • GlobalStar
  • TerraStar
  • AcES

DVSI Vocoders in Commercialized Systems

Standard-Based Solutions

The superior perfromance of DVSI's AMBE® vocoder technology has led it to become an integral part of a variety of communication networks and voice storage equipment.

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Various Applications

  • Consumer Automotive Electronics
  • Secure Military and Governmental Communications
  • Push-to-talk-Over Cellular (PTT) - Nextel / iDEN
  • Aircraft / Tower Communications - FAA NEXCOM