noise signal

См. также в других словарях:

• noise signal — triukšmo signalas statusas T sritis fizika atitikmenys: angl. noise signal vok. Rauschsignal, n rus. сигнал шума, m; шумовой сигнал, m pranc. signal de bruit, m …   Fizikos terminų žodynas

• 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 (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 (electronics) — Electronic noise [1] is a random fluctuation in an electrical signal, a characteristic of all electronic circuits. Noise generated by electronic devices varies greatly, as it can be produced by several different effects. Thermal noise is… …   Wikipedia

• Noise — This article is about noise as an unwanted phenomenon. For other uses, see Noise (disambiguation). NASA researchers at Glenn Research Center conducting tests on aircraft engine noise in 1967 In common use, the word noise means any unwanted …   Wikipedia

• Noise floor — This article is about physics term. For the Bright Eyes album, see Noise Floor (Rarities: 1998 2005). In signal theory, the noise floor is the measure of the signal created from the sum of all the noise sources and unwanted signals within a… …   Wikipedia

• Signal noise — In science, and especially in physics and telecommunication, noise is fluctuations in and the addition of external factors to the stream of target information ( signal ) being received at a detector. In communications, it may be deliberate as for …   Wikipedia

• Noise-canceling microphone — A noise canceling microphone is a microphone designed to filter out ambient noise from the desired sound, especially useful in noisy environments. Contents 1 Technical detail 2 Alternative technologies 3 Applications …   Wikipedia

• signal-to-noise ratio — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise, ↑signal/noise ratio, ↑signal/noise, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal/noise — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise ratio, ↑signal to noise, ↑signal/noise ratio, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary

• signal/noise ratio — noun the ratio of signal intensity to noise intensity • Syn: ↑signal to noise ratio, ↑signal to noise, ↑signal/noise, ↑S/N • Hypernyms: ↑ratio …   Useful english dictionary