A person with a polymer-based skin-attachable auditory sensor on the neck (upper left), a schematic diagram of the patch-type sensor (upper right), and an example of quarantine activities using such sensors (lower). Credit: POSTECH
Face masks, a new normal since the onset of the COVID-19 pandemic, muffle sound, making it difficult to understand speech. People often have no choice but to speak louder and strain their throat muscles. This communication stress may hinder rapid response in a hospital setting, fire emergency, or other urgent situations. Fortunately, a research team has recently developed a new intelligent microphone that will enable smoother …
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