AMS is claiming up to 30dB of external noise attenuation over 20Hz-2kHz from its latest speaker driver chip. “AS3412 opens up mass market opportunity for active noise cancellation, it is ideal for use in the bundled head-sets supplied with smartphones,” said the firm. On-chip is proprietary analogue noise cancellation, combined with a speaker driver capable ...
Chip puts active noise cancellation into bundled headphones
from ElectronicsWeekly http://www.electronicsweekly.com/news/products/analog/chip-puts-active-noise-cancellation-into-bundled-headphones-2016-03/
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