Figure 7From: Cross-Layer Dynamic Spectrum Map Management Framework for White Space ApplicationsWith the spectrum sensing reliability index, , the analysis results of the expected spectrum sensing time, , with are presented. Subfigure (b) is the analysis results of for  m. Three subfigures depict that rather steeply increases when becomes greater than a saturation point. In subfigure (c), with a lower , still could be reduced significantly when is less than or equal to 0.008. with for  m with for  m with for  mBack to article page