- separate a frequency
- Техника: выделять частоту
Универсальный англо-русский словарь. Академик.ру. 2011.
separate a frequency
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Frequency-hopping spread spectrum — (FHSS) is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver. A spread spectrum transmission offers three main advantages over… … Wikipedia
Frequency-division multiplexing — (FDM) is a form of signal multiplexing where multiple baseband signals are modulated on different frequency carrier waves and added together to create a composite signal. Non telephoneFDM can also be used to combine multiple signals before final… … Wikipedia
Separate channel signaling — is a form of signaling in which the whole or a part of one or more channels in a multichannel system is used to provide for supervisory and control signals for the message traffic channels. The same channels, such as frequency bands or time slots … Wikipedia
separate — sep•a•rate v. [[t]ˈsɛp əˌreɪt[/t]] adj., n. [[t] ər ɪt[/t]] v. rat•ed, rat•ing, adj. n. 1) to keep apart; divide 2) to bring or force apart: to separate two fighting boys[/ex] 3) to disconnect; dissociate: to separate church and state[/ex] 4) to… … From formal English to slang
discrete frequency — i. A separate radio frequency for use in direct pilot controller communications in ATC (air traffic control) that reduces frequency congestion by controlling the number of aircraft operating on a particular frequency at one time. Discrete… … Aviation dictionary
Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Amateur radio frequency allocations — Amateur radio frequency allocation is done by national telecommunications authorities. Globally, the ITU oversees how much radio spectrum is set aside for amateur radio transmissions. Radio amateurs use a variety of transmission modes, including… … Wikipedia
Time-frequency analysis — is a body of techniques for characterizing and manipulating signals whose component frequencies vary in time, such as transient signals.Whereas the technique of the Fourier transform can be used to obtain the frequency spectrum of a signal whose… … Wikipedia
Intermediate frequency — In communications and electronic engineering, an intermediate frequency (IF) is a frequency to which a carrier frequency is shifted as an intermediate step in transmission or reception. The intermediate frequency is created by mixing the carrier… … Wikipedia
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … Wikipedia
Variable-frequency oscillator — A variable frequency oscillator (VFO) in electronics is a oscillator with an oscillation frequency that can be electronically changed (hence, variable).cite book |title=The ARRL Handbook for Radio Amateurs, Sixty Eighth Edition |editor=Larry D.… … Wikipedia
