Policy on Intellectual Property Right (IPR)
Annex 1 Methodology for calculating the coordination area around SRS earth
stations
1 Introduction
2 TVG standard methodology
3 Determination of the IMT-2020 base station total power
4 Determination of the distribution of the IMT-2020 base station antenna
gain towards the horizon
5 Determination of the SRS antenna gain Gr towards the
horizon
6 Determination of the SRS protection threshold and reference bandwidth
7 Determination of the required propagation loss and associated percentage
of time
8 Determination of the coordination contour
Annex 2 Methodology for calculating the coordination area around non-GSO EESS
earth stations in the band 25.5-27 GHz
1 Introduction
2 TVG modified methodology
3 Determination of the IMT-2020 base station total power
4 Determination of the distribution of the IMT-2020 BS antenna gain
5 Determination of the EESS antenna gain Gr towards the
horizon
6 Determination of the convolution Gtot of both antenna
gains towards the horizon
7 Determination of the EESS protection threshold and reference bandwidth
8 Determination of the required propagation loss and associated percentage
of time
9 Determination of the coordination area contour
Annex 3 Methodology for calculating the coordination area around GSO EESS
earth stations in the band 25.25-27.5 GHz
1 Introduction
2 TVG standard methodology
3 Determination of the IMT-2020 base station total power
4 Determination of the distribution of the IMT-2020 BS antenna gain
towards the horizon
5 Determination of the EESS antenna gain Gr towards the
horizon
6 Determination of the EESS protection threshold and reference bandwidth
7 Determination of the required propagation loss and associated percentage
of time
8 Determination of the coordination area contour
Annex 4 Methodology to ensure the protection of EESS earth stations from IMT
stations deployed inside the coordination area
1 Introduction
2 Propagation losses
3 Aggregate effect from several IMT-2020 base station in the EESS earth
station
4 Earth station tracking a GSO satellite
4.1 General rules
4.2 Minimum attenuation towards the EESS earth station
5 Earth station tracking a non-GSO satellite
5.1 General rules
5.2 Practical case