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True-to-reality tests of smart speaker & voice-operated smart home devices

This web seminar will offer in-depth information on comprehensive tests of voice-operated smart home devices.


  • A look at conversational tests like…
  • Perceptual echo assessment
  • Spectral echo attenuation
  • Double talk performance in sending direction Single talker tests like…
  • Delay variation/clock drift
  • Muted microphone behavior
  • Speech quality in receiving with impairments Multi talker tests like…
  • Near-end switching characteristics 
  • Speech quality with concurrent talkers Background noise and room reverberation

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