Table of Contents

 1     Scope          
 2     References
 3     Definitions 
        3.1     Terms defined elsewhere        
        3.2     Terms defined in this Recommendation            
 4     Abbreviations and acronyms             
 5     Conventions             
 6     Characteristics and performances of the system      
        6.1     Characteristics and performance of the digital line sections (DLSs)        
        6.2     Optical power budget
        6.3     System reliability performance              
        6.4     System capacity upgradeability              
 7     Characteristics and performance of the TTE
        7.1     General            
        7.2     Transmission performance      
        7.3     Actions consequent to an alarm            
        7.4     Automatic switching   
 8     Characteristics and performance of the optical submarine repeaters (OSRs)               
        8.1     Mechanical characteristics       
        8.2     Electrical characteristics             
        8.3     Optical characteristics
        8.4     Supervisory facilities   
        8.5     Fault location 
        8.6     Reliability         
 9     Characteristics and performance of the in-line branching unit (BU)  
        9.1     General            
        9.2     Mechanical characteristics       
        9.3     Electrical characteristics             
        9.4     Optical characteristics
        9.5     Supervisory facilities   
        9.6     Fault location 
        9.7     Reliability         
10     Characteristics and performance of the optical submarine equalizer (OSE) 
       10.1     Mechanical characteristics      
       10.2     Electrical characteristics (for adjustable OSEs only)      
       10.3     Optical characteristics               
       10.4     Supervisory facilities 
       10.5     Reliability       
11     Characteristics and performance of the submarine cable    
       11.1     Dispersion mapping   
       11.2     Dispersion management implementation       
Annex A – Implementation of repeatered optical fibre submarine cable systems using optical fibre amplifiers    
        A.1     Introduction  
        A.2     System configuration
        A.3     System performance 
        A.4     System operation       
        A.5     Optical submarine repeater (OSR), branching unit (BU) and optical submarine equalizer (OSE) characteristics    
Bibliography