carrier channels

carrier channels
высокочастотные каналы

English-Russian mining dictionary. 2015.

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  • Carrier — has various meanings:In Science (physics, electronics, biology, mathematics, chemistry and other sciences): * Carrier wave, a waveform suitable for modulation by an information bearing signal * Charge carrier, an unbound particle carrying an… …   Wikipedia

  • Carrier system — In telecommunication, a carrier system (loosely, a synonym with carrier) is a multichannel telecommunications system in which a number of individual channels (e.g. data, audio, video or combination thereof) are multiplexed for transmission. The… …   Wikipedia

  • carrier signaling —    Voice circuits sometimes use a telegraph carrier on one of the voice channels to carry all the associated supervision and signaling circuits; others may use a signaling frequency within the voice band (in band signaling), or in the guard band… …   IT glossary of terms, acronyms and abbreviations

  • carrier system —    Provides for several communications channels over a single path …   IT glossary of terms, acronyms and abbreviations

  • T-carrier — In telecommunications, T carrier, sometimes abbreviated as T CXR , is the generic designator for any of several digitally multiplexed telecommunications carrier systems originally developed by Bell Labs and used in North America, Japan, and Korea …   Wikipedia

  • E-carrier — In digital telecommunications, where a single physical wire pair can be used to carry many simultaneous voice conversations by time division multiplexing, worldwide standards have been created and deployed. The European Conference of Postal and… …   Wikipedia

  • L-carrier — SystemYearFrequencyCoax per cableDistance between repeatersVoice circuits per coaxL 119413 MHz48 miles600L 21942840 kHz416 miles360L 319538 MHz84 miles5,580L 4196717 MHz20 …   Wikipedia

  • Multi-carrier code division multiple access — (MC CDMA) is a multiple access scheme used in OFDM based telecommunication systems, allowing the system to support multiple users at the same time. MC CDMA spreads each user symbol in the frequency domain. That is, each user symbol is carried… …   Wikipedia

  • EXPRESS Logistics Carrier — Infobox Spacecraft Name = ExPRESS Logistics Carrier Caption = ELC Organization = NASA/GSFC, NASA/JSC Major Contractors = Brazil, GSFC Mission Type = Orbiter/Attached Payload Satellite Of = Earth Launch = 2009 Launch Vehicle = Space Shuttle Decay …   Wikipedia

  • 12-channel carrier system — is a type of Frequency division multiplexing system. In this system twelve voice channels are multiplexed in a High Frequency Carrier and passed through balanced pair trunk lines similar to those used for Voice Frequency connections. The Bell… …   Wikipedia

  • T-carrier —    A digital communications service from a common carrier for voice or data transmission.    The four level, time division multiplexing specification for the U.S. telephone system allows the bit stream of the smaller carriers to be multiplexed… …   Dictionary of networking


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