Detecting interference in a wireless communication system

Method to determine the existence of interferences in a wireless communication link based on comparing the power received at both links of radio channel and the propagation losses calculated from both power and quality measurements, comprising: (i) gathering values RXLEV_UL and RXLEV_DL; (ii) using...

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Bibliographische Detailangaben
Hauptverfasser: MURILLO FUENTES, JUAN JOSE, ESTEVE ASENSIO, GUILLERMO, MARTINEZ OLMOS, PABLO, RUBIO ANDRES, FRANCISCO
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Method to determine the existence of interferences in a wireless communication link based on comparing the power received at both links of radio channel and the propagation losses calculated from both power and quality measurements, comprising: (i) gathering values RXLEV_UL and RXLEV_DL; (ii) using said values to estimate the receiver power level in the base station; (iii) statistical analysis of the two different estimations obtained ( P RXLEY UL i and P UL i €¾ ) for every connection i in the radio link; (iv) comparing the estimations ( P RXLEY UL i and P UL i €¾ ) of the uplink received signals strenght with the quality parameters RXQUAL_UL and RXQUAL_DL; (v) computing the behaviour of the computed values p s i and R snri , (vi) analyzing the results to detect: (a) steady-state abnormalities; (b) unbalanced interferences; (c) malfunctioning of the power control; and (d) inadequate radio planning.