RECOMMENDATION ITU-R S.1068* - Fixed-satellite and radiolocation/radionavigation services sharing in the ... ANNEX 1 - Sharing criteria between radiolocation/radionavigation services and the fixed-satellite service 1 Interference from radar into FSS 1.1 Measurements of interference into digital FSS carriers 1.2 Measurements of interference into analogue TV carriers 2 Sharing criteria 2.1 Short-term criterion for FSS digital IDR carriers 2.2 Long-term criterion for FSS digital IDR carriers 2.3 Short-term criterion for FSS analogue TV carriers 2.4 Long-term criterion for FSS analogue TV carriers 3 Characteristics of radars operating in the band 3.1 General comments 3.2 The global situation 3.3 Quasi-stationary situation 3.4 Peak e.i.r.p. versus time beyond first side-lobe 3.5 Overall envelope function 4 Interference to FSS satellites 4.1 General 4.2 Interference to IDR carriers 4.3 Interference to FM-TV carriers 4.4 Transponder saturation 4.5 Long-term interference to IDR carriers 4.6 Long-term interference to FM-TV carriers 4.7 Long-term interference to transponders 5 Conclusions