Patent ID: 11897635
Assignee: SPACE ENGINEERING UNIVERSITY
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 7:
8. The method for maintaining Walker constellation formation according to claim 7, wherein the relational expression satisfies a third formula, which is written as:, {
  
   
    
     
      
       
        Δ
        ⁢
        
         Ω
         ⁡
         (
         
          
           t
           0
          
          =
          0
         
         )
        
       
       =
       
        Δ
        ⁢
        
         Ω
         ⁡
         (
         
          t
          
           e
           ⁢
           n
           ⁢
           d
          
         
         )
        
       
      
     
    
    
     
      
       
        Δ
        ⁢
        
         λ
         ⁡
         (
         
          
           t
           0
          
          =
          0
         
         )
        
       
       =
       
        Δ
        ⁢
        
         λ
         ⁡
         (
         
          t
          
           e
           ⁢
           n
           ⁢
           d
          
         
         )
        
       
      
     
    
   
   ,
  
 

where t0 is a simulation start time, and tend is a simulation end time.