modulation noise

См. также в других словарях:

• modulation noise — moduliacinis triukšmas statusas T sritis fizika atitikmenys: angl. modulation noise vok. Modulationsrauschen, n rus. модуляционный шум, m pranc. bruit de modulation, m …   Fizikos terminų žodynas

• Equivalent pulse code modulation noise — In telecommunication, equivalent pulse code modulation noise (PCM) is the amount of thermal noise power on a frequency division multiplexing (FDM) or wire channel necessary to approximate the same judgment of speech quality created by quantizing… …   Wikipedia

• amplitude modulation noise — amplitudės moduliavimo triukšmas statusas T sritis automatika atitikmenys: angl. amplitude modulation noise vok. Amplitudenmodulationsrauschen, n rus. шум амплитудной модуляции, m pranc. bruit de modulation d amplitude, m …   Automatikos terminų žodynas

• cross-modulation noise — abipusio moduliavimosi triukšmas statusas T sritis radioelektronika atitikmenys: angl. cross modulation noise; intermodulation noise vok. Intermodulationsrauschen, n; Kreuzmodulationsrauschen, n rus. интермодуляционный шум, m; шум взаимной… …   Radioelektronikos 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 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 (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 reduction — For sound proofing, see soundproofing. For scientific aspects of noise reduction of machinery and products, see noise control. Noise reduction is the process of removing noise from a signal. All recording devices, both analogue or digital, have… …   Wikipedia

• Noise (video) — For other uses, see Noise (disambiguation). On an empty channel, an analog TV receiver shows a snowy noise pattern. A similar pattern is shown if on a digital channel when not using a DTV converter box …   Wikipedia