TABLE 29 Allowance for man-made for portable handheld reception Frequency (MHz) 65 100 200 Allowance for man-made noise (dB) for portable 0 0 0 handheld reception (PO-H, PI-H) 3.7 Implementation loss factor Implementation loss of the non-ideal receiver is considered in the calculation of the minimum receiver input power level with an additional implementation loss factor of 3 dB, see Table 30. Li 30 Implementation loss factor Li Frequency (MHz) 65 100 200 Implementation loss factor (dB) 3 3 3 Li 3.8 Correction factors for location variability The field-strength level (dB(μV/m)), used for coverage and interference predictions in the E(p) different reception modes, which will be exceeded for (%) of locations for a land receiving/mobile p antenna location, is given by: (dB(μV/m)) = (dB(μV/m)) + (p) (dB) for 50% 99% (1) E(p) Emed Cl ≤ p ≤ where: location correction factor Cl(p): (dB(μV/m)): field-strength value for 50% of locations and 50% of time. Emed The location correction factor (dB) depends on the so-called combined standard deviation Cl(p) (dB) of the wanted field-strength level that sums the single standard deviations of all relevant σc signal parts that have to be taken into account and the so-called distribution factor namely: μ(p), (p) (dB) = (p) · (dB) (2) Cl μ σc 3.8.1 Distribution factor The distribution factors of the different location probabilities taking into account the different μ(p) receiving modes (see § are given in Table 31. TABLE 31 Distribution factor μ Percentage of receiving locations (%) 70 95 99 p Reception mode Fixed (FX) Portable (PO, Mobile (MO) PI, PO-H, PIH)
TABLE 29 Allowance for man-made for portable handheld reception Frequency (MHz) 65 100 200 Allowance for man-made noise (dB) for portable handheld reception (PO-H, PI-H) 0 0 0 3.7 Implementation loss factor Implementation loss of the non-ideal receiver is considered in the calculation of the minimum receiver input power level with an additional implementation loss factor Li of 3 dB, see Table 30. 30 Implementation loss factor Li Frequency (MHz) 65 100 200 Implementation loss factor Li (dB) 3 3 3 3.8 Correction factors for location variability The field-strength level E(p) (dB(μV/m)), used for coverage and interference predictions in the different reception modes, which will be exceeded for p (%) of locations for a land receiving/mobile antenna location, is given by: E(p) (dB(μV/m)) = Emed (dB(μV/m)) + Cl (p) (dB) for 50% ≤ p ≤ 99% (1) where: Cl(p): location correction factor Emed (dB(μV/m)): field-strength value for 50% of locations and 50% of time. The location correction factor Cl(p) (dB) depends on the so-called combined standard deviation σc (dB) of the wanted field-strength level that sums the single standard deviations of all relevant signal parts that have to be taken into account and the so-called distribution factor μ(p), namely: Cl (p) (dB) = μ (p) · σc (dB) (2) 3.8.1 Distribution factor The distribution factors μ(p) of the different location probabilities taking into account the different receiving modes (see § are given in Table 31. TABLE 31 Distribution factor μ Percentage of receiving locations p (%) 70 95 99 Reception mode Fixed (FX) Portable (PO, PI, PO-H, PIH) Mobile (MO)
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