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spread spectrum interference

См. также в других словарях:

  • Spread spectrum — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

  • spread spectrum communications —    The process of modulating a signal over a significantly larger bandwidth than is necessary for the given data rate for the purpose of lowering the bit error rate (BER) in the presence of strong interference signals (i.e., low signal to noise… …   IT glossary of terms, acronyms and abbreviations

  • 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-Hopping Spread Spectrum — Pile de protocoles 7 • Application 6 • Présentation 5 • Session 4 • …   Wikipédia en Français

  • Frequency-hopping spread spectrum — Pile de protocoles 7.  Application 6.  Présentation 5.  Session 4.  Tr …   Wikipédia en Français

  • Spectrum analyzer — A spectrum analyzer Spectrum analyzer display A spectrum analyzer measures the magnitude of an input signal versus frequency with …   Wikipedia

  • Interference (wave propagation) — Two point interference in a ripple tank. In physics, interference is the phenomenon in which two waves superpose each other to form a resultant wave of greater or lower amplitude. Interference usually refers to the interaction of waves that are… …   Wikipedia

  • Electromagnetic interference — RIV redirects here. For other uses, see RIV (disambiguation). Electromagnetic interference in analog TV signal Electromagnetic interference (or EMI, also called radio frequency interference or RFI) is disturbance that affects an electrical… …   Wikipedia

  • Electromagnetic interference at 2.4ghz — can affect various devices.This article details the different users of the 2.4ghz band, how they cause interference to other users and how they are prone to interference from other users.PhoneMany cordless telephones in the US and Canada use the… …   Wikipedia

  • Open spectrum — (also known as free spectrum) is a movement to get the Federal Communications Commission to provide more unlicensed, radio frequency spectrum that is available for use by all. Proponents of the commons model of open spectrum advocate a future… …   Wikipedia

  • Intersymbol interference — In telecommunication, intersymbol interference (ISI) is a form of distortion of a signal in which one symbol interferes with subsequent symbols. This is an unwanted phenomenon as the previous symbols have similar effect as noise, thus making the… …   Wikipedia

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