noise power
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Noise power — In telecommunication, the term noise power has the following meanings: The measured total noise per bandwidth unit at the input or output of a device when the signal is not present. The power generated by a random electromagnetic process.… … Wikipedia
noise power — triukšmo galia statusas T sritis fizika atitikmenys: angl. noise power vok. Rauschleistung, f rus. мощность шума, f pranc. puissance du bruit, f … Fizikos terminų žodynas
Received noise power — In telecommunications, the term received noise power has the following meanings: 1. The calculated or measured noise power, within the bandwidth being used, at the receive end of a circuit, channel, link, or system.2. The absolute power of the… … 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 (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 regulation — includes statutes or guidelines relating to sound transmission established by national, state or provincial and municipal levels of government. After the watershed passage of the United States Noise Control Act of 1972,[1] other local and state… … 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 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 (disambiguation) — Noise is unwanted sound or signal. Noise may also refer different types of interference such as: Noise (audio), residual low level hiss or hum Noise (video), snow on video or television pictures Image noise, related to digital photography Noise… … 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
