Patent ID: 11920983
Assignee: XIAMEN UNIVERSITY
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 12:
13. The optical spectrometer of claim 12, wherein the one or more processors are configured to reconstruct the spectrum to be detected by solving the system of equations:, y
     i
    
    (
    λ
    )
   
   =
   
    
     
      ∑
      
       j
       =
       1
      
      N
     
     
      
       s
       ij
      
      ⁢
      
       
        x
        ij
       
       (
       λ
       )
      
     
    
    =
    
     
      ∑
      
       j
       =
       1
      
      N
     
     
      
       a
       ij
      
      ⁢
      
       s
       ij
      
      ⁢
      
       
        x
        
         1
         ⁢
         j
        
       
       (
       λ
       )
      
     
    
   
  
  ,, where yi(λ) are the coefficients, xij(λ) is a spectral element of the j-th channel along the wavelength dimension and the i-th channel along the coefficient dimension, x1j(λ) is a spectral element of the j-th channel along the wavelength dimension and the first channel along the coefficient dimension, sij is a coefficient of the spectral element of the j-th channel along the wavelength dimension and the i-th channel along the coefficient dimension, N is the number of the channels along the wavelength dimension, and αij is a normalization coefficient of spectral intensity.