Noise reduction is the process of removing noise from a signal. Noise reduction techniques exist for audio and images. Noise reduction algorithms may distort...

A Dolby noise-reduction system, or Dolby NR, is one of a series of noise reduction systems developed by Dolby Laboratories for use in analog audio tape...

Active noise control (ANC), also known as noise cancellation (NC), or active noise reduction (ANR), is a method for reducing unwanted sound by the addition...

earphones reduced noise as compared to commercial headphones and earphones, lightweight headphones achieved better noise reduction than normal headphones...

The noise reduction coefficient (commonly abbreviated NRC) is a single number value ranging from 0.0 to 1.0 that describes the average sound absorption...

CX is a noise reduction system for recorded analog audio. It was developed by CBS Laboratories (a division of CBS) in the late 1970s as a low-cost competitor...

dbx is a family of noise reduction systems developed by the company of the same name. The most common implementations are dbx Type I and dbx Type II for...

audiophile market, and achieving a noise reduction of about 20 to 25 dB(A), was the Telefunken/Nakamichi High-Com II noise reduction system being adapted to vinyl...

Noise reduction may refer to: Audio noise reduction Image noise reduction Soundproofing Record restoration Noise (disambiguation) This disambiguation page...

signals subject to noise Generation–recombination noise Matched filter for noise reduction in modems Noise (signal processing) Noise reduction and for audio...

Helicopter noise reduction is a topic of research into designing helicopters which can be operated more quietly, reducing the public-relations problems...

that since a reduction in noise will give the same reduction in the total error as would an equally large reduction in bias, and since noise often constitutes...

to add analog noise reduction to FM broadcasting were carried out in the 1970s and 1980s: A commercially unsuccessful noise reduction system used with...

is a British-American technology corporation specializing in audio noise reduction, audio encoding/compression, spatial audio, and HDR imaging. Dolby...

reduce this border noise, however it may also reduce some of the fine details in the image. The trade-off between noise reduction and preserving fine...

Lip-ribbon microphones are more efficient at noise reduction at lower frequencies. In general, noise reduction at 300 Hz is 10 dB; at 100 Hz it is 20 dB...

"UC" derived from Universal Compatible or Universal Compander) is a noise reduction system for vinyl records, aiming at highest playback compatibility...

introduced intentionally, as in comfort noise. Noise reduction, the recovery of the original signal from the noise-corrupted one, is a very common goal in...

Lithic reduction, in Stone Age toolmaking, to detach lithic flakes from a lump of tool stone Noise reduction, in acoustic or signal processing Reduction drive...

test ways to reduce noise. Puffer was outfitted with Raytheon Harmonic Power Conditioners which eliminated an electrical bus noise problem that was inherent...

Signal-to-noise ratio (SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. SNR...

Adaptive noise cancelling is an unorthodox signal processing technique that is highly effective in suppressing additive interference or noise corrupting...

factory installed automobile decks. The Dolby B noise reduction system was key to realizing low noise performance on the - compared to reel-to-reel-technology...

feature selection and feature extraction. Dimensionality reduction can be used for noise reduction, data visualization, cluster analysis, or as an intermediate...

some instruments. Noise reduction can be accomplished either in computer hardware or software. Examples of hardware noise reduction are the use of shielded...

aircraft to reduce noise generated by airflow over circular pressure equalisation vents for the fuel tanks. Lufthansa claims a noise reduction of up to 2 dB...

same time increases the noise level, leading to a lower signal-to-noise ratio. The image processor attempts to separate the noise from the image information...

Noise calculation Noise control Noise in music Noise music Noise pollution Noise reduction Silence Sound level meter Soundscape The Hum White noise Elert...

another context become noise if they interfere with the reception of a message desired by the receiver. Prevention and reduction of unwanted sound, from...

with the passive noise reduction options usually used vocationally (such as earmuffs and earplugs) there are also active noise reduction devices available...