noise spectrum
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noise spectrum — triukšmų spektras statusas T sritis fizika atitikmenys: angl. noise spectrum vok. Geräuschspektrum, n; Rauschspektrum, n rus. спектр шумов, m; шумовой спектр, m pranc. spectre de bruit, m … Fizikos terminų žodynas
noise spectrum — noun : the array of frequencies involved in noise … Useful english dictionary
Noise, vibration, and harshness — (NVH), also known as noise and vibration (N V), is the study and modification of the noise and vibration characteristics of vehicles, particularly cars and trucks. While noise and vibration can be readily measured, Harshness is a subjective… … Wikipedia
Noise, Vibration, and Harshness — Noise, Vibration, and Harshness, also known as Noise and Vibration, abbreviated to NVH and N V respectively, is the name given to the field of measuring, and modifying, the noise and vibration characteristics of vehicles, particularly cars and… … Wikipedia
Noise-Domain Reflectometry — is a type of reflectometry where the reflectometer leverages existing data signals on wiring and does not have to generate any signals itself.[1] The Noise Domain Reflectometry, like Time Domain and Spread Spectrum Time Domain Reflectometers,… … Wikipedia
Noise-equivalent temperature — (NET) is a measure of the sensitivity of a detector of thermal radiation in the infrared, terahertz or microwave portions of the electromagnetic spectrum. It is the amount of incident signal temperature that would be needed to match the internal… … Wikipedia
Noise figure — (NF) is a measure of degradation of the signal to noise ratio (SNR), caused by components in a radio frequency (RF) signal chain. The noise figure is defined as the ratio of the output noise power of a device to the portion thereof attributable… … 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
Noise measurement — is carried out in various fields. In acoustics, it can be for the purpose of measuring environmental noise, or part of a test procedure using white noise, or some other specialised form of test signal. In electronics it relates to the sensitivity … Wikipedia
Noise equivalent temperature difference — (NETD) is a measure of the sensitivity of a detector of thermal radiation in the infrared, terahertz radiation or microwave radiation parts of the electromagnetic spectrum. It is the scene temperature difference equal to either the internal noise … Wikipedia
