noise cancellation


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noise cancellation

(1) The elimination of unwanted signals in an electronic circuit. See noise and dynamic noise reduction.

(2) The elimination of unwanted noise in the environment using noise cancelling headphones. A microphone in the headphones picks up external sound and creates an inverse signal to the speakers in order to cancel it. The headphones can also be used to listen to audio from a CD, DVD or other source at the same time. See echo cancellation.
References in periodicals archive ?
One of the most important things about the Sony WF-1000X is the noise cancellation feature.
Priced under 200 USD for retail customers, the Live IQ earbuds feature touch-sensing controls: a simple tap turns noise cancellation on and off to give the user the choice to hear ambient noise as well as the audio output from the speaker, or to listen in silence.
Alongside, it offered superior active noise cancellation abilities, voice pass filters and gesture-based audio controls on its earcup, making for a swanky, modern package that more than gave its primary rival, the formidable Bose QuietComfort 35, a run for its money.
By default, noise cancellation is activated once the QC35 II is turned on.
The MDR-1000X has a unique trick up its sleeves, place your hand over the right ear cup and the noise cancellation is turned off allowing you to listen to your surroundings.
The acquisition of Incus strengthens ams' position in the market for Active Noise Cancellation solutions where ams is currently the leading supplier of analog ANC to headphone and earphone OE ams will leverage Incus' IP, its expertise in acoustic characterization and its suite of noise cancellation system design tools for a new range of digital ANC solutions.
Tr crowds an impress wiped The noise cancellation here is excellent.
This article proposes a new feedforward power amplifier with two loops, a TX band intermodulation distortion cancellation loop and RX band noise cancellation loop, to reduce the intermodulation distortion signals and to improve the RX rejection characteristic.
Extensive research into noise cancellation technology has been conducted over the past 10 years, though most of the work has remained in the laboratory.
The noise cancellation on the MDR1000X last year was excellent, but a little unnerving.