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white noise signal

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  • White noise — is a random signal (or process) with a flat power spectral density. In other words, the signal contains equal power within a fixed bandwidth at any center frequency. White noise draws its name from white light in which the power spectral density… …   Wikipedia

  • White noise (disambiguation) — White noise may mean: * White noise, a signal with a flat frequency spectrum * White noise (slang), a meaningless or distracting commotion or chatter * White Noise (band), an early electronic music band * White Noise , a novel by Don DeLillo *… …   Wikipedia

  • white noise — noun uncount the unpleasant noise made by a radio or television when it is not receiving the correct signal …   Usage of the words and phrases in modern English

  • white noise — noun a noise produced by a stimulus containing all of the audible frequencies of vibration white noise is a good masking agent • Hypernyms: ↑noise, ↑interference, ↑disturbance * * * noun Etymology: so called from the analogy of its composition to …   Useful english dictionary

  • white noise — noun a) A random signal (or process) with a flat power spectral density; a signal with a power spectral density that has equal power in any band, at any centre frequency, having a given bandwidth. Conventional statistica …   Wiktionary

  • White noise (slang) — The term white noise, the sh noise produced by a signal containing all audible frequencies of vibration, is sometimes used as slang (or a Neologism) to describe a meaningless commotion or chatter that masks or obliterates underlying information.… …   Wikipedia

  • white noise — UK / US noun [uncountable] the unpleasant noise made by a radio or television when it is not receiving the correct signal …   English dictionary

  • White noise — F/A/V A signal having an equal amount of energy per hertz …   Audio and video glossary

  • Noise (music) — Noise music Stylistic origins Modernism 20th century classical music Electronic art music Musique concrète Electroacoustic music Performance art Free improvisation Cultural origins Early 1910s Europe Typical instruments …   Wikipedia

  • Noise shaping — is a technique typically used in digital audio, image, and video processing, usually in combination with dithering, as part of the process of quantization or bit depth reduction of a digital signal. Its purpose is to increase the apparent signal… …   Wikipedia

  • Noise (audio) — Noise in audio, recording, and broadcast systems refers to the residual low level sound (usually hiss and hum) that is heard in quiet periods of a programme. In audio engineering, it can refer either to the acoustic noise from loudspeakers, or to …   Wikipedia

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