RECOMMENDATION ITU-R S.1329 * … FREQUENCY SHARING OF THE BANDS 19.7-20.2 GHz AND 29.5-30.0 GHz BETWEEN SYSTEMS IN THE ... ANNEX 1 … Frequency sharing between FSS and MSS networks in the 30/20 GHz bands 1 Introduction 2 Some aspects of current MSS technology 2.1 CDMA satellite systems 2.2 The effect of spot beams 2.3 The effect of using regenerative OBP 3 Analysis 3.1 Carrier parameters 3.2 Fixed and mobile antenna patterns 3.3 Satellite interference equations 3.4 Protection ratios 3.5 Calculating satellite spacing angles 4 Results 5 Conclusions APPENDIX 1 TO ANNEX 1 1 Antenna patterns 2 United Kingdom antenna patterns 3 Canadian antenna patterns 4 INTELSAT antenna patterns ANNEX 2 … Technical characteristics of FSS networks at 20/30 GHz 1 VSAT 20/30 GHz technical characteristics 2 Sharing among VSATS 3 Sharing between VSATs and larger terminals ANNEXE 3 1 Glossaries 1.1 Glossary of abbreviations 1.2 Glossary of notation