CONTENTS

 

 1     Scope 
        1.1     System requirements          
        1.2     TDM services consideration           
        1.3     Modular implementation requirements        
        1.4     Architecture           
        1.5     Synchronization needed for TDM services deployment       
 2     References 
        2.1     Reference acquisition         
 3     Terms and definitions       
 4     Abbreviations and acronyms        
 5     Conventions     
 6     Physical layer requirements          
        6.1     Introduction           
        6.2     Physical connector description       
        6.3     Cable requirements
        6.4     Electrical description          
 7     DOCSIS timing protocol 
        7.1     DTI timing entities  
        7.2     DTI timing structure           
        7.3     Traceability of DOCSIS timestamp
        7.4     DTI frame structure requirements   
        7.5     DTI server-client protocol interaction         
 8     DTI client and server operation    
        8.1     DTI server modes  
        8.2     DTI client operation           
        8.3     DTI distribution fallback strategies  
Annex A – Ranging wander qualification filter     
        A.1     Chip timing jitter for synchronous operation           
Appendix I – DTI server functional description     
        I.1        Server DTI signal processing        
Appendix II – DTI client functional description     
       II.1     DTI client block diagram    
       II.2     DTI client PHY      
       II.3     DTI client frame processor 
       II.4     DTI client clock processor 
Appendix III – DTI jitter budget     
      III.1     Model description  
      III.2     Analysis  
Appendix IV – Symbol clock synchronization     
Appendix V – DTI high-speed clock considerations