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Acoustic privacy in audio glasses: how to make sure another person doesn’t overhear the user’s phone calls

October 22, 2021

The aim of this article is to discuss the topic of acoustic privacy in audio applications, specifically in audio glasses. With earphones, this obviously becomes trivial: intra-aural earphones seal the loudspeaker into the ear canal by means of the silicon tip, which naturally offers high isolation. Intra-concha earphones do not have a sealed front volume,…

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USound’s approach to smart speaker design

July 21, 2021

Our goal at USound has always been to empower engineers with an audio component that enables them to unleash their creativity and stand out with their product designs. The thin form factor and wide bandwidth of USound MEMS speakers enable the miniaturization of the audio module of consumer electronics, allowing more space for other components…

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Inherent characteristics of USound MEMS speakers

June 15, 2021

Most components in consumer electronics are silicon-based. The last component that is still manufactured traditionally is the loudspeaker — until now. USound is leading the revolution of the global speaker market, being the first company to introduce MEMS loudspeakers to the mass market. The thin form factor and wide bandwidth of USound MEMS speakers enable…

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Understanding how hearing works

September 28, 2018

Human senses are amazingly well-evolved and help us to navigate through the world. Hearing is one of the first senses we develop and even infants in their mother’s womb already perceive sound. But how does hearing actually work? How does the sound of a chord being struck on a guitar travel to our brains? Sound…

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