CONTENTS

Annex 1 - Basic considerations in the development of sharing criteria    
 1     Overall performance objective     
        1.1     Error performance and availability objectives          
 2     Sub-division of the performance and availability objectives
        2.1     Apportionment of section performance objective    
 3     Characteristics of interference      
 4     Limit values of interference           
 5     Calculation of actual interference levels     
Annex 2 - FS system parameters for frequency sharing    
 1     Introduction      
 2     Transmitter characterization          
 3     Receiver characterization 
        3.1     Equipment parameters       
        3.2     Permitted interference        
 4     Tables of system parameters        
Annex 3 - Additional technical characteristics of some FS systems useful for sharing analysis in the 1-3 GHz band    
 1     Introduction      
 2     Use of APC in digital systems      
 3     Characteristics of digital point-to-point systems    
        3.1     Typical characteristics        
        3.2     FS antenna pattern 
 4     Characteristics of analogue point-to-point radio-relay systems      
        4.1     Typical FS analogue characteristics operating in the 1-3 GHz bands
        4.2     ITU-R analogue HRC characteristics         
 5     Characteristics of P-MP systems  
      6     Basic sharing parameters for P-MP systems in the frequency range 1-3 GHz   
Annex 4 - FS antenna size in sharing studies    
 1     Interference considerations           
 2     Earth station coordination 
 3     GSO satellites   
 4     Non-GSO satellites         
 5     Considering present and FS service antennas        
 6     FS technical parameters and antenna size