Ambe; Ambe-1000™ Vocoder Chip; Ambe™ Vocoder Applications - Digital Voice Systems VC-20-MR2 User Manual

Section 1 – Product Introduction
custom software.
It provides a real-time, full-duplex implementation of the standard-setting AMBE
voice compression technology. This technology patented by DVSI has been proven
to outperform CELP and other competitive technologies. Numerous evaluations
have shown its ability to provide performance equal to today's digital cellular
systems at under half the data rate. The AMBE voice compression algorithm is
used in applications throughout the world, including the next generation of digital
mobile communication systems.
1.2 VC-20 AMBE™ Vocoder Board Features:
1.3 AMBE-1000™ Vocoder Chip Features:
1.4 AMBE™ Vocoder Applications:
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High Quality Low Data Rate Speech Coding
Extremely Flexible Bit Rate Selection
High Quality Low Data Rate Speech Coding
DVSI Full Duplex AMBE Voice Coder
Supports Data Rates of 2.4 kbps and 4.8 kbps
Self-Test Loop-Back Mode
Echo Cancellation
Dual Tone / DTMF
Power-Down Mode
D V S
IGITAL OICE YSTEMS,
The Speech Compression Specialists
VC-20 AMBE™ Vocoder Board User's Manual
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NC.