Most noise-blocking headphones fall into two categories: they use some kind of material to absorb or scatter noise, or they use active cancellation that creates a signal to oppose the noise signal.

ASICFPGA Advanced 2D+3D Noise Reduction Core: Noise reduction is a key issue in any camera system to improve the visual appearance of the images. As the light level decreases, the noise level ...

concert earplugs brand Loop has released a sleek and luxurious pair of adjustable earplugs that let you control exactly how much noise reduction you want. Related The Musician-Loved Dyson Airwrap ...

and noise reduction in a range of real-life situations. But to be extra thorough, we also set up proper ANC tests in our dedicated testing facility. Our goal is to provide all the details you need ...

The payoff for improved comfort, however, was a decrease in sound reduction of up to 24 dB [SNR]. But, in a bid to meld greater comfort and noise reduction together, Loop has now launched the ...