DVSI Vocoders in Global Standards
(For DVSI's software products)

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Digital Voice Systems, Inc. Software in Global Standards

DVSI’s advanced multi-band excitation AMBE+2™ software is the standard digital voice compression technology in APCO Project 25 (P25), Digital Mobile Radio (DMR), digital profession mobile radio (dPMR™), NXDN™ and other land mobile radio technical protocols, enabling mission-critical communication to millions of users around the globe.

Thank you for your interest in Digital Voice Systems, Inc. software.



DVSI's Vocoder Technology

Technology that sets the Standard in low-bitrate voice communications

DVSI's voice compression technology is widely accepted as the vocoder of choice in bandwidth limited applications such as digital mobile radio and satellite telephony

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AMBE+2™ Vocoder

The most advanced vocoder technology
AMBE+2™ Vocoder
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AMBE+2™ Vocoder

3.6 kbps vocoder is the DMR digital radio protocol standard
DMR
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AMBE+2™ Vocoder

3.6 kbps vocoder is the dPMR™ digital radio protocol standard
dPMR™
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AMBE™ Vocoder

4.0 kbps vocoder technology used in GMR-1 satellite telephony

Thuraya
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AMBE+™ Vocoder

DVSI Legacy Vocoder

AMBE+™
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AMBE+2™ Vocoder

3.6 kbps vocoder is the digital technology used in MOTOTRBO™'s two-way radio system.

MotoTrbo™
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AMBE-LR™ Vocoder

1.2 - 1.8 kbps vocoder delivers exceptional voice quality

AMBE-LR™ Vocoder
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AMBE+2™ Vocoder

4.0 / 12.0 / 16 kbps vocoder reaps the benefits of higher data rates

MB-HTC™
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AMBE+2™ Vocoder

3.6 kbps vocoder for amateur radio

D-STAR™
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AMBE™ Vocoder

3.6 kbps vocoder technology is deployed in the Asia Cellular System

ETSI GMR 2+
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AMBE™ Vocoder

3.6 kbps vocoder used in Inmarsat™ global satellite communication system

Inmarsat™
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IMBE™ Vocoder

DVSI Legacy Vocoder

IMBE™
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AMBE™ Vocoder

3.6 kbps for air/ground air traffic communications systems

FAA Nexcom
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AMBE+2™ Vocoder

3.6 kbps vocoder was selected digital mobile radio NXDN™

NXDN™
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AMBE+2™ Vocoder

7200 bps / 3600 bps vocoder used by public safety organizations worldwide

APCO Project 25
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AMBE+2™ Vocoder

4.0 kbps Vocoder used to broadcast local traffic via satellite

SiriusXM®
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AMBE™ Vocoder

2289 bps vocoder used in the Iridium constellation to communicate via hand-held satellite phones

Iridium
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AMBE™ Vocoder

4.0 kbps vocoder the standard for the Thuraya geostationary mobile satellite system

ETSI GMR 1
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AMBE™ Vocoder

DVSI Legacy Vocoder

AMBE™ Vocoder
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AMBE™ Vocoder

2450 bps and 4.0 kbps vocoder for mobile communications across Mexico

MexSat
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