baseband/ frequency

См. также в других словарях:

• 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

• 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

• Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …   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

• Frequency-shift keying — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• baseband — /ˈbeɪsbænd/ (say baysband) noun 1. the frequency band containing all the frequencies of the modulating signals present in a broadcast signal. –adjective 2. of or relating to or employing baseband: a baseband network …  

• baseband — moduliavimo dažnių juosta statusas T sritis automatika atitikmenys: angl. baseband; modulation frequency band vok. Modulationsband, n rus. полоса модулирующих частот, f pranc. bande de base, f; bande modulante, f …   Automatikos terminų žodynas

• baseband —    The total frequency band occupied by the aggregate of all voice and data signals used to modulate a radio carrier. In a baseband LAN, the entire capacity of the cable transmits one high speed channel which all attached devices share …   IT glossary of terms, acronyms and abbreviations

• 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

• Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• Multiplex baseband — In telecommunication, the term multiplex baseband has the following meanings: 1. In frequency division multiplexing, the frequency band occupied by the aggregate of the signals in the line interconnecting the multiplexing and radio or line… …   Wikipedia