- baseband transmission
- передача в основной полосе частот
Англо-русский словарь компьютерных и интернет терминов. 2013.
baseband transmission
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Baseband — In signal processing, baseband is an adjective that describes signals and systems whose range of frequencies is measured from zero to a maximum bandwidth or highest signal frequency; it is sometimes used as a noun for a band of frequencies… … Wikipedia
baseband network — A technique for transmitting signals as direct current pulses rather than as modulated signals. The entire bandwidth of the transmission medium is used by a single digital signal, so computers in a baseband network can transmit only when the… … Dictionary of networking
baseband — noun a) The frequency range occupied by a message signal prior to modulation. b) A method of transmission in which only one frequency channel is used at a time. Syn: lowpass See Also: broadband, n … Wiktionary
baseband signaling — The unmodulated transmission of signals at their original frequencies … IT glossary of terms, acronyms and abbreviations
transmission media — The material used for transmitting data, such as microwaves, radio, and broadband or baseband coaxial cable … IT glossary of terms, acronyms and abbreviations
Data transmission — Data transmission, digital transmission, or digital communications is the physical transfer of data (a digital bit stream) over a point to point or point to multipoint communication channel. Examples of such channels are copper wires, optical… … Wikipedia
Modulation — For musical change of key, see Modulation (music). For other uses, see Modulation (disambiguation). Passband modulation v · d · e … Wikipedia
Spectral efficiency — Spectral efficiency, spectrum efficiency or bandwidth efficiency refers to the information rate that can be transmitted over a given bandwidth in a specific communication system. It is a measure of how efficiently a limited frequency spectrum is… … Wikipedia
Line code — An example of coding a binary signal using rectangular pulse amplitude modulation with polar non return to zero code … Wikipedia
Symbol rate — In digital communications, symbol rate (also known as baud or modulation rate) is the number of symbol changes (waveform changes or signalling events) made to the transmission medium per second using a digitally modulated signal or a line code.… … Wikipedia
Broadband — The term broadband can have different meanings in different contexts. The term s meaning has undergone substantial shifts.In telecommunications Broadband in telecommunications refers to a signaling method that includes or handles a relatively… … Wikipedia
