noise temperature
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Noise temperature — In electronics, noise temperature is one way of expressing the level of available noise power introduced by a component or source. The power spectral density of the noise is expressed in terms of the temperature (in kelvins) that would produce… … Wikipedia
noise temperature — triukšmo temperatūra statusas T sritis automatika atitikmenys: angl. equivalent noise temperature; noise temperature vok. equivalente Rauschtemperatur, f; Rauschtemperatur, f rus. шумовая температура, f pranc. température équivalente de bruit, f … Automatikos terminų žodynas
noise temperature — triukšmo temperatūra statusas T sritis fizika atitikmenys: angl. noise temperature vok. Rauschtemperatur, f rus. шумовая температура, f pranc. température de bruit, f … Fizikos terminų žodynas
noise temperature of a linear two-port network — tiesinio keturpolio triukšmo temperatūra statusas T sritis radioelektronika atitikmenys: angl. noise temperature of a linear two port network vok. Rauschtemperatur linearer Vierpols, f rus. шумовая температура линейного четырёхполюсника, f pranc … Radioelektronikos terminų žodynas
noise temperature of one-port network — dvipolio triukšmo temperatūra statusas T sritis radioelektronika atitikmenys: angl. noise temperature of one port network vok. Zweipolrauschtemperatur, f rus. шумовая температура двухполюсника, f pranc. température de bruit d un monoporte, f … Radioelektronikos terminų žodynas
Antenna noise temperature — In telecommunication, antenna noise temperature is the temperature of a hypothetical resistor at the input of an ideal noise free receiver that would generate the same output noise power per unit bandwidth as that at the antenna output at a… … Wikipedia
Effective input noise temperature — In telecommunications, effective input noise temperature is the source noise temperature in a two port network or amplifier that will result in the same output noise power, when connected to a noise free network or amplifier, as that of the… … Wikipedia
equivalent noise temperature — triukšmo temperatūra statusas T sritis automatika atitikmenys: angl. equivalent noise temperature; noise temperature vok. equivalente Rauschtemperatur, f; Rauschtemperatur, f rus. шумовая температура, f pranc. température équivalente de bruit, f … Automatikos terminų žodynas
equivalent satellite link noise temperature — palydovinės ryšio linijos triukšmo temperatūra statusas T sritis radioelektronika atitikmenys: angl. equivalent satellite link noise temperature vok. äquivalente Rauschtemperatur einer Satellitenfunkverbindung, f rus. эквивалентная шумовая… … 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
