RECOMMENDATION ITU-R P.1546 - Method for point-to-area predictions for terrestrial services ...
ANNEX 1 - Introduction
1 The propagation curves
2 Maximum field strengths
3 Computer-based tabulations
4 Step-by-step method
5 Designation of antennas
6 Transmitting/base antenna height
7 Transmitting/base antenna heights used for curves
8 Time variability
9 Mixed-path method
10 Receiving/mobile antenna height
11 Terrain clearance angle correction
12 Location variability
13 Equivalent basic transmission loss
14 Variability of atmospheric refractive index
15 Compatibility with the Okumura-Hata method
16 Equations for computing the land curves
ANNEX 2 - Frequency range 30 MHz to 300 MHz
ANNEX 3 - Frequency range 300 MHz to 1 000 MHz
ANNEX 4 - Frequency range 1 000 MHz to 3 000 MHz
ANNEX 5 - Additional information and methods for implementing the prediction method
1 Introduction
2 Maximum field-strength values
3 Determination of transmitting/base antenna height, h1
3.1 Land paths shorter than 15 km
3.2 Land paths of 15 km or longer
3.3 Sea paths
4 Application of transmitting/base antenna height, h1
4.1 Transmitting/base antenna height, h1, in the range 10 m to 3 000 m
4.2 Transmitting/base antenna height, h1, in the range 0 m to 10 m
4.3 Negative values of transmitting/base antenna height, h1
5 Interpolation of field strength as a function of distance
6 Interpolation and extrapolation of field strength as a function of frequency
7 Interpolation of field strength as a function of percentage time
8 Mixed paths
9 Reference receiving/mobile antenna height and corrections for other heights
10 Terrain clearance angle correction
11 Location variability in land area-coverage prediction
12 An approximation to the inverse complementary cumulative normal distribution function
13 Equivalent basic transmission loss
14 An approximation to the 0.6 Fresnel clearance path length
ANNEX 6 - Procedure for the application of this Recommendation
ANNEX 7 - Comparison with the Okumura-Hata method
ANNEX 8 - Additional information and methods to calculate the field strength of any point contained ...