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demodulation error

См. также в других словарях:

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

  • Error vector magnitude — The error vector magnitude or EVM is a measure used to quantify the performance of a digital radio transmitter or receiver. A signal sent by an ideal transmitter or received by a receiver would have all constellation points precisely at the ideal …   Wikipedia

  • Forward error correction — In telecommunication, information theory, and coding theory, forward error correction (FEC) or channel coding[1] is a technique used for controlling errors in data transmission over unreliable or noisy communication channels. The central idea is… …   Wikipedia

  • Bit Error Ratio — Taux d erreur Le taux d erreur ou B.E.R., abréviation de l expression anglaise Bit Error Rate, désigne une valeur relative au taux d erreur mesuré à la réception d une transmission numérique, relative au niveau d atténuation et/ou de perturbation …   Wikipédia en Français

  • Bit error ratio — Taux d erreur Le taux d erreur ou B.E.R., abréviation de l expression anglaise Bit Error Rate, désigne une valeur relative au taux d erreur mesuré à la réception d une transmission numérique, relative au niveau d atténuation et/ou de perturbation …   Wikipédia en Français

  • ATSC tuner — Multiple MPEG programs are combined then sent to a transmitting antenna. In the US broadcast digital TV system, an ATSC receiver then decodes the TS and displays it on a TV. An ATSC (Advanced Television Systems Committee) tuner, often called an… …   Wikipedia

  • Hierarchical modulation — Hierarchical modulation, also called layered modulation, is one of the signal processing techniques for multiplexing and modulating multiple data streams into one single symbol stream, where base layer symbols and enhancement layer symbols are… …   Wikipedia

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

  • Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …   Wikipedia

  • Phase-locked loop — PLL redirects here. For other uses, see PLL (disambiguation). A phase locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input reference signal. It is an electronic… …   Wikipedia

  • Carrier recovery — A carrier recovery system is a circuit used to estimate and compensate for frequency and phase differences between a received signal s carrier wave and the receiver s local oscillator for the purpose of coherent demodulation. Example of QPSK… …   Wikipedia

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