Patent ID: 11921322
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 9:
10. The waveguide as claimed in claim 9 wherein a momentum of the second surface polariton wave ks,2′ is:, k
    
      s
      ,
      2
    
    ′
  
  =
  
    (
    
      
        k
        
          s
          ,
          2
        
      
      +
      
        
          
            ω
            2
          
          ⁢
          n
          ⁢
          
            
          
          ⁢
          
            λ
            2
          
        
        
          ca
          
            mod
            ,
            2
          
        
      
    
    )
  

where ks,2 is a momentum of a predicted surface polariton wave at the interface between the core region and the cladding region with no local doping of the first layer, and n is an integer value, ω2 is a frequency of electromagnetic radiation of the second wavelength, and λ2 is the second wavelength.