Patent ID: 11921180
Assignee: SIEMENS HEALTHCARE LIMITED
Field: Measurement (Instruments)
Classification: CPC G  A | IPC G

Claim 4:
5. The method according to claim 1, wherein the predefined pulse shape B1(t) of a number of the plurality of spatially non-selective initial RF-pulses with an amplitude A follows the formula:, B
      1
    
    ⁡
    
      (
      t
      )
    
  
  =
  
    
      A
      ⁢
      
        e
        
          
            -
            
              
                (
                
                  t
                  -
                  
                    t
                    0
                  
                
                )
              
              2
            
          
          /
          
            σ
            2
          
        
      
      ⁢
      
        e
        iΔΔω
      
      ⁢
      
        
      
      ⁢
      or
      ⁢
      
        
      
      ⁢
      
        
          B
          1
        
        ⁡
        
          (
          t
          )
        
      
    
    =
    
      A
      ⁢
      
        
      
      ⁢
      
        sin
        ⁡
        
          (
          
            
              t
              -
              
                t
                0
              
            
            σ
          
          )
        
      
      ⁢
      
        σ
        
          t
          -
          
            t
            0
          
        
      
      ⁢
      
        
          e
          iΔωt
        
        .
      
    
  

and wherein:
t represents time,
t0 to represents a center of the plurality of spatially non-selective initial RF-pulses,
σ represents a temporal width parameter,
Δω represents a frequency offset, and
i represents an imaginary number √−1.