Headphones with active noise reduction are great inventions that allow us to focus on the music world we like in noisy environments. But sometimes this can be dangerous. For example, if the headphones filter out important sounds around you, such as someone calling your name, siren or car horn, then it is not safe. And now a new Amazon patent can help us avoid these potential dangers.
At present, the new patent of the online retail giant can turn off the noise reduction function when the headphones start the noise reduction function, and when the specific frequency sound or the specified keywords and phrases are encountered, the more useful information can be achieved. In the wearer's ear.
It is reported that the patented earphone can collect the surrounding sound through the built-in microphone, similar to Amazon Alexa's voice feedback system, which can receive the surrounding ambient sound and then react in the first time. The inventor of this patent is Benjamin Scott, who has worked in the Alexa team for more than three years.
The system can identify the wearer's name or special phrase through a special algorithm, and can also unblock the warning sounds such as the car whistle when crossing the road.
Although it is not known when Amazon's patent will be applied to actual products, if this function is really used in noise-reducing headphones, it will definitely improve the wearer's safety factor. It is very useful. Patented invention.
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