Policy on Intellectual Property Right (IPR)
Annex 1 An assessment
of the spatial and temporal distribution of interference to DRS systems and
POCS from the emissions of P-MP hub stations in the FS in the band 25.25-27.5
GHz
1 Introduction
2 Approach
2.1 Spatial distribution
2.2 Temporal distribution
3 Results of Study A
3.1 Spatial distributions
3.1.1 DRS orbital locations at 41° W, 174° W and 85° E
longitude
3.1.2 DRS orbital locations indicated in Recommendation
ITU-R SA.1276
3.2 Temporal distribution
4 Results of Study B
4.1 Results – Temporal analysis
4.2 Results – Spatial analysis
4.3 Discussion of results (§ 4)
5 Extension to other LMDS deployments
6 Interference into POCS
6.1 Characteristics of LMDS systems
6.2 Characteristics of POCS
6.3 Methodology
6.4 Results
7 Summary and conclusions of Annex 1
Annex 2 Method for calculating separation angles between hub-station antenna
beams and the directions towards geostationary DRS