Patent ID: 11901760
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 6:
7. The receive end of the wireless charging system according to claim 5, wherein an inductance L2_comp of the inductance compensation module is 0.3-3 times as great as a theoretical inductance L, and wherein the theoretical inductance L is obtained according to the following formula:, L
   =
   
    
     
      8
      
       π
       2
      
     
     *
     
      
       (
       
        sin
        ⁢
        
         α
         2
        
       
       )
      
      2
     
     *
     
      R
      
       d
       ⁢
       c
      
     
     *
     
      cos
      ⁡
      (
      
       
        
         π
         -
         α
        
        2
       
       +
       σ
      
      )
     
     *
     
      sin
      ⁡
      (
      
       
        
         π
         -
         α
        
        2
       
       +
       σ
      
      )
     
    
    
     ω
     s
    
   
  
  ,, wherein:
ωs is an angular frequency of the fundamental component of the alternating current of the rectifier, and
Rdc is a load equivalent resistance when the wireless charging system performs output at full power.