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�����
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�������
����������������� 3.1.1���� Terrain information not available����
����������������� 3.1.2���� Terrain information available����������
������� 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���������
For a land
path:����
For a sea
path:����
������� 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�����
������� 8.1����
The
mixed path interpolation factor, A��������
�9���� Correction for
receiving/mobile antenna height������
10���� Correction for short urban/suburban paths�����������
11���� Terrain clearance angle correction�����������
12���� Location variability in land area-coverage prediction��������
13���� An approximation to the inverse complementary cumulative normal
distribution function����
14���� Equivalent basic transmission loss
15����
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 - Adjustment for different climatic regions���� �����