03/18/2025, 10:03 PM UTC
无需耳机即可弯曲声音的私人收听技术Wild Ultrasonic Beam Tech Bends Sounds For Private Listening Without Headphones
<p>➀ 新发明证明,音频可以直接传输到听者的耳朵,而不会被周围的人听到;</p><p>➁ 该技术使用通过3D打印“超表面”发射的超声波,在那些波的交汇处形成一个音频气泡;</p><p>➂ 这可能为听者提供个性化的音频隐私,而无需佩戴耳机。</p><p>➀ A new invention has proven that audio can be transmitted directly to a listener's ears without being audible to others around; </p><p>➁ The technology uses ultrasonic waves beamed through a 3D-printed 'metasurface' to form an audio bubble at the intersection of those waves; </p><p>➂ This could potentially provide listeners personalized audio privacy without the need to wear headphones.</p>
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