- image frequency
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видеочастота
Англо-русский словарь терминов металлургии и сварки. 2011.
image frequency
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Image frequency — Image frequency: In radio reception using heterodyning in the tuning process, an undesired input frequency that is capable of producing the same intermediate frequency (IF) that the desired input frequency produces. In a heterodyne receiver… … Wikipedia
image frequency — veidrodinis dažnis statusas T sritis fizika atitikmenys: angl. image frequency; mirror frequency vok. Spiegelfrequenz, f rus. зеркальная частота, f pranc. fréquence fantôme, f; fréquence image, f … Fizikos terminų žodynas
Image response — (or more correctly, image response rejection ratio, or IMRR) is a measure of performance of a radio receiver, particularly one that operates on the super heterodyne principle.In such a radio receiver, a local oscillator is used to heterodyne or… … Wikipedia
Image rejection ratio — In reception using heterodyning in the tuning process, the image rejection ratio, or image frequency rejection ratio, is the ratio of (a) the intermediate frequency (IF) signal level produced by the desired input frequency to (b) that produced by … Wikipedia
Image (disambiguation) — For Wikipedia policy on images, see . Image or Images may refer to: * Image, an reproduction of the likeness of a subject **Real image, an image formed by rays of light passing through the image **Virtual image, an image formed by rays that do… … Wikipedia
Image registration — Registering and summing multiple exposures of the same scene improves signal to noise ratio, allowing to see things previously impossible to see. In this picture, the distant Alps are made visible, although they are tens of kilometers into the… … Wikipedia
Frequency domain — In electronics, control systems engineering, and statistics, frequency domain is a term used to describe the domain for analysis of mathematical functions or signals with respect to frequency, rather than time.[1] Speaking non technically, a time … Wikipedia
Frequency management challenges in military forces — Every military force has a goal to ensure and have permanent access in the spectrum of radio frequencies to meet its vital military tasks. This is based on strategies, doctrines and different policies that military forces adhere to.The nature of… … Wikipedia
Image fusion — In computer vision, Multisensor Image Fusion is the process of combining relevant information from two or more images into a single image. The resulting image will be more informative than any of the input images. In remote sensing applications,… … Wikipedia
Image filter end terminations — For an overview of image filters see composite image filter. Filters designed using the image impedance methodology suffer from a perculiar flaw in the theory. The predicted characteristics of the filter are calculated assuming that the filter is … Wikipedia
image intermediate frequency amplifier — tarpinio dažnio vaizdo stiprintuvas statusas T sritis radioelektronika atitikmenys: angl. image intermediate frequency amplifier vok. Bildzwischenfrequenzverstärker, m rus. усилитель промежуточной частоты изображения, m pranc. amplificateur de… … Radioelektronikos terminų žodynas
