Acoustic echo cancellation  for arbitrary acoustic system
Product description
DIGITAL SPEECH offers integrated solution Speech Enhancement for hands-free application with arbitrary acoustic system . This product is intended for set top box, conferencing phones, car kits and universal chips for different hands free applications (two wire phones, IP phones, mobile phones and so on) This product was designed for work with arbitrary acoustic subsystem (microphone, loudspeaker, position of microphone in respect to loudspeaker).
Speech enhancement flow chart
Speech enhancement components:
  • Full duplex Acoustic echo canceller (AEC)
  • Half duplex Acoustic echo suppressor (AES)
  • Noise suppressor (NS)
  • Voice activity detector (VAD)
  • Adaptive Gain Control (AGC)
  • Non-linear processor (NLP)
  • Comfort noise generator (CNG)
  • Anti-howling system (AHS)