Patent ID: 11971451
Assignee: THE 13TH RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 9:
10. The method according to claim 7, wherein determining, according to the on-wafer calibration piece model, the admittance formula corresponding to the on-wafer calibration piece model comprises:
when the on-wafer calibration piece model is the second short circuit calibration piece model and the corresponding on-wafer calibration piece is the second short circuit calibration piece, determining that the admittance formula is:, {
  
    
      
        
          
            
              Y
              short
              ′
            
            =
            
              
                Y
                1
                ″
              
              +
              
                Y
                2
                ″
              
              +
              
                Y
                3
                ″
              
            
          
        
      
      
        
          
            
              
                Y
                1
                ″
              
              =
              
                1
                
                  j
                  ⁢
                  
                    
                  
                  ⁢
                  ω
                  ⁢
                  
                    
                  
                  ⁢
                  
                    L
                    short
                  
                
              
            
            ⁢
            
              
            
          
        
      
      
        
          
            
              
                Y
                2
                ″
              
              =
              
                j
                ⁢
                
                  
                
                ⁢
                ω
                ⁢
                
                  
                
                ⁢
                
                  C
                  s
                  ″
                
              
            
            ⁢
            
              
            
          
        
      
      
        
          
            
              
                Y
                3
                ″
              
              =
              
                1
                
                  R
                  s
                  ″
                
              
            
            ⁢
            
              
            
          
        
      
    
    ,, wherein Yshort′ denotes an admittance of the second short circuit calibration piece, Lshort denotes an inductance of the short circuit calibration piece inductor measured at a preset frequency, Rs″ denotes a resistance of the sixth resistor, Cs″ denotes a capacitance of the sixth capacitor, Y1″ denotes an admittance of Lshort, Y2″ if denotes an admittance of Cs″, and Y3″ denotes an admittance of Rs″.