The WT-a-HD.01 is a mixed analog/digital Virtual Component (ViC) containing a Voice Activity Detection (VAD) engine for ultra low power applications.
Key Benefits
- Voice activity detector enables drastic reduction in power consumption
- Self-adjustment to background noise
- Ambient Noise sensing
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https://support.dolphin-design.fr/web/SoC/images/catalog/blockdiagram/WT-a-HD.01.png
)
Key Performances
- WhisperTrigger ensures 100% detection of vowels in less than 30% of the first phoneme
- 97.7% of Voice detected as a Voice (VDV) within the first phoneme
- 3.6% of Noise detected as Voice (NDV)
- <10 uA of power consumption