Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Error_vector_magnitude> ?p ?o }
Showing triples 1 to 51 of
51
with 100 triples per page.
- Error_vector_magnitude abstract "The error vector magnitude or EVM (sometimes also called receive constellation error or RCE) 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 locations, however various imperfections in the implementation (such as carrier leakage, low image rejection ratio, phase noise etc.) cause the actual constellation points to deviate from the ideal locations. Informally, EVM is a measure of how far the points are from the ideal locations.Noise, distortion, spurious signals, and phase noise all degrade EVM, and therefore EVM provides a comprehensive measure of the quality of the radio receiver or transmitter for use in digital communications. Transmitter EVM can be measured by specialized equipment, which demodulates the received signal in a similar way to how a real radio demodulator does it. One of the stages in a typical phase-shift keying demodulation process produces a stream of I-Q points which can be used as a reasonably reliable estimate for the ideal transmitted signal in EVM calculation.".
- Error_vector_magnitude thumbnail QAM_mit_EVM.svg?width=300.
- Error_vector_magnitude wikiPageID "3493065".
- Error_vector_magnitude wikiPageLength "5320".
- Error_vector_magnitude wikiPageOutDegree "21".
- Error_vector_magnitude wikiPageRevisionID "631432309".
- Error_vector_magnitude wikiPageWikiLink Carrier-to-noise_ratio.
- Error_vector_magnitude wikiPageWikiLink Carrier_leakage.
- Error_vector_magnitude wikiPageWikiLink Carrier_signal.
- Error_vector_magnitude wikiPageWikiLink Carrier_to_Noise_Ratio.
- Error_vector_magnitude wikiPageWikiLink Category:Digital_radio.
- Error_vector_magnitude wikiPageWikiLink Category:Quantized_radio_modulation_modes.
- Error_vector_magnitude wikiPageWikiLink Category:Radio_electronics.
- Error_vector_magnitude wikiPageWikiLink Constellation_diagram.
- Error_vector_magnitude wikiPageWikiLink Decibel.
- Error_vector_magnitude wikiPageWikiLink Demodulation.
- Error_vector_magnitude wikiPageWikiLink Digital_radio.
- Error_vector_magnitude wikiPageWikiLink Euclidean_vector.
- Error_vector_magnitude wikiPageWikiLink Image_rejection_ratio.
- Error_vector_magnitude wikiPageWikiLink Image_response.
- Error_vector_magnitude wikiPageWikiLink Modulation_error_ratio.
- Error_vector_magnitude wikiPageWikiLink Percentage.
- Error_vector_magnitude wikiPageWikiLink Phase-shift_keying.
- Error_vector_magnitude wikiPageWikiLink Phase_noise.
- Error_vector_magnitude wikiPageWikiLink Radio.
- Error_vector_magnitude wikiPageWikiLink Root_mean_square.
- Error_vector_magnitude wikiPageWikiLink Signal-to-noise_ratio.
- Error_vector_magnitude wikiPageWikiLink Vector_(geometric).
- Error_vector_magnitude wikiPageWikiLink File:QAM_mit_EVM.svg.
- Error_vector_magnitude wikiPageWikiLinkText "Error vector magnitude".
- Error_vector_magnitude wikiPageWikiLinkText "error vector magnitude".
- Error_vector_magnitude hasPhotoCollection Error_vector_magnitude.
- Error_vector_magnitude subject Category:Digital_radio.
- Error_vector_magnitude subject Category:Quantized_radio_modulation_modes.
- Error_vector_magnitude subject Category:Radio_electronics.
- Error_vector_magnitude hypernym Measure.
- Error_vector_magnitude type Work.
- Error_vector_magnitude type Circuit.
- Error_vector_magnitude type Mode.
- Error_vector_magnitude comment "The error vector magnitude or EVM (sometimes also called receive constellation error or RCE) is a measure used to quantify the performance of a digital radio transmitter or receiver.".
- Error_vector_magnitude label "Error vector magnitude".
- Error_vector_magnitude sameAs EVM.
- Error_vector_magnitude sameAs Error_Vector_Magnitude.
- Error_vector_magnitude sameAs m.09ghd3.
- Error_vector_magnitude sameAs EVM.
- Error_vector_magnitude sameAs Q3655948.
- Error_vector_magnitude sameAs Q3655948.
- Error_vector_magnitude sameAs 誤差向量幅度.
- Error_vector_magnitude wasDerivedFrom Error_vector_magnitude?oldid=631432309.
- Error_vector_magnitude depiction QAM_mit_EVM.svg.
- Error_vector_magnitude isPrimaryTopicOf Error_vector_magnitude.