RECOMMENDATION ITU-R F.1108-3 - Determination of the criteria to protect fixed service receivers from the emissions ... ANNEX 1 - Determination of the visibility statistics of space stations operating in circular non-geosynchronous orbits as see 1 Introduction 2 The satellite in the inertial frame 3 Transformation to Earth coordinates 4 Distance and azimuth to a terrestrial station 5 Satellite elevation and angular distance from main beam ANNEX 2 - Simulation of interference into analogue fixed wireless routes from LEO satellites 1 Introduction 2 Description of the model 2.1 Input 2.2 Output 3 Simulation results 4 Conclusions ANNEX 3 - Determination of the effects of emissions from space stations non-GSO on FS digital microwave receivers 1 Introduction 2 Statistical modelling 3 Interference determination 4 Modelling the effect of interference on digital systems 5 An alternative derivation of FDP 6 Sample results of simulation 7 Interim conclusions ANNEX 4 - Methodology to determine the effect of interference on digital receivers employing diversity 1 Introduction 2 Switched diversity 3 Maximum power combining 4 Diversity fade margin loss (DFML) 5 Summary ANNEX 5 - Considerations of the uniformity of the interference environment in a month ANNEX 6 - The methodology for developing the cumulative distribution of the ratio of received power to the sum of noise ... 1 Relationship between C/I and C/(N ? I) 2 Modelling the cumulative distribution of fade depth 3 An example 4 Conclusions ANNEX 7 - Analytical method for evaluating the interference to a station in the FS from a non-GSO satellite constellation ... 1 Introduction 2 Case of circular orbits 3 Case of elliptical orbits 3.1 Range of a satellite 3.2 pdf of the satellite argument 3.3 Determination of the argument as a function of time 3.4 Determination of satellite locations 4 Elevation and azimuth angles to the satellites under free space propagation conditions 5 Separation angles between the FS antenna direction and visible satellites 6 Summary of features of the analytical method APPENDIX 1 TO ANNEX 7 - Simplified calculations for § 3.3 of Annex 7