EarVoice: Hands-Free Voice Assistant Activation on Earphones

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This presentation examines the development and evaluation of the EarVoice System, a hands-free solution addressing voice assistant limitations. It delves into innovative user identification and wakeup word enhancement, supported by low-cost hardware and hybrid signal processing. Detailed findings include in-lab testing, field studies, system latency, and power efficiency metrics. The discussion highlights crucial design features such as low-frequency detection, audio differentiation, and...