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Ditech's Quad Voice Processor (QVP) E830 offers a suite of Voice Quality features for improving the end-users' listening experiences, especially on wireless networks.
The QVP is built on an extensible Digital Signal Processor (DSP) architecture and is designed to comply with future changes and additions to the G.160 standard. Optimized with Voice Quality Assurance software, the QVP E830 offers Enhanced Voice Intelligibility (EVI) and Acoustic Echo Control (AEC), along with GSM A-Interface features such as Tandem Free Operation (TFO) and High Speed Circuit Switched Data (HSCSD) plus H.223 Circuit Switched Video (CSV) detection.
Ditech's VQA is optimized for all voice network technologies including CDMA, TDMA, and GSM architectures using Enhanced Full Rate, Full Rate, Adaptive Multi-Rate, or Half-Rate codecs. VQA provides solutions for background noise reduction, speech enhancement, background noise compensation, acoustic and hybrid echo control, network voice level adjustment, and voice network monitoring.
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