Patent ID: 11885890
Assignee: U-BLOX AG
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 11:
12. The method of claim 1, wherein the state x is defined as:, x
  =
  
   [
   
    
     
      p
     
    
    
     
      
       c
       ⁢
       Δ
       ⁢
       d
       ⁢
       
        t
        r
       
      
     
    
    
     
      
       Δ
       ⁢
       
        k
        
         P
         ,
         r
        
       
      
     
    
    
     
      
       Δ
       ⁢
       
        k
        
         L
         ,
         r
        
       
      
     
    
    
     
      
       Δ
       ⁢
       
        T
        
         z
         ⁢
         e
         ⁢
         n
         ⁢
         i
         ⁢
         t
         ⁢
         h
        
       
      
     
    
   
   ]
  
 

where p is the position of a rover, c is the speed of light in vacuum, Δdtr is a difference in receiver clock bias between the rover and a base station, ΔkP,r is a difference in receiver code instrumental delays on pseudorange, ΔkL,r is a difference in receiver code instrumental delays on carrier phase, and ΔTzenith is a difference in zenith tropospheric delays.