background signal

См. также в других словарях:

• background signal — fono signalas statusas T sritis fizika atitikmenys: angl. background signal vok. Brummsignal, n rus. сигнал фона, m pranc. signal de fond, m …   Fizikos terminų žodynas

• background signal — noun extraneous signals that can be confused with the phenomenon to be observed or measured they got a bad connection and could hardly hear one another over the background signals • Syn: ↑background • Hypernyms: ↑noise, ↑interference,… …   Useful english dictionary

• Background noise — In acoustics and specifically in acoustical engineering, background noise is any sound other than the sound being monitored. Background noise is a form of noise pollution or interference. Background noise is an important concept in setting noise… …   Wikipedia

• background noise — noun extraneous noise contaminating sound measurements that cannot be separated from the desired signal • Syn: ↑ground noise • Hypernyms: ↑background, ↑background signal • Hyponyms: ↑surface noise * * * background noise UK US …   Useful english dictionary

• signal de fond — fono signalas statusas T sritis fizika atitikmenys: angl. background signal vok. Brummsignal, n rus. сигнал фона, m pranc. signal de fond, m …   Fizikos terminų žodynas

• background radiation — noun radiation coming from sources other than those being observed • Hypernyms: ↑background, ↑background signal …   Useful english dictionary

• Signal timing — is the technique which traffic engineers use to determine who has the right of way at an intersection. Signal timing involves deciding how much green time the traffic lights shall provide at an intersection approach, how long the pedestrian WALK… …   Wikipedia

• background — ack ground , n. [Back, a. + ground.] [1913 Webster] 1. Ground in the rear or behind, or in the distance, as opposed to the {foreground}, or the ground in front. [1913 Webster] 2. (Paint.) The space which is behind and subordinate to a portrait… …   The Collaborative International Dictionary of English

• Signal transfer function — The signal transfer function (SiTF) is a measure of the signal output versus the signal input of a system such as an infrared system or sensor. [cite book | title = The Optical Transfer Function of Imaging Systems | author = Tom L. Williams |… …   Wikipedia

• Signal to noise ratio (image processing) — The Signal to Noise Ratio (SNR) is used in image processing as a physical measure of the sensitivity of an imaging system. Industry standards measure SNR in decibels (dB) and therefore apply the 20 log rule to the pure SNR ratio. In turn,… …   Wikipedia

• Signal-to-noise ratio — For signal to noise ratio in statistics, see Cohen s d. Signal to noise ratio (often abbreviated 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. It is defined… …   Wikipedia