Patent ID: 11916280
Assignee: THE ANTENNA COMPANY INTERNATIONAL N.V.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 18:
19. The antenna according to claim 1, wherein the shape of at least one folded dipole element is at least partially defined by the polar function:, ρ
        d
      
      ⁡
      
        (
        φ
        )
      
    
    =
    
      1
      
        
          
            
              
              
                
                  1
                  a
                
                ⁢
                cos
                ⁢
                
                  
                    m
                    1
                  
                  4
                
                ⁢
                φ
              
              
            
            
              n
              2
            
          
          +
          
            /
          
          -
          
            
              
              
                
                  1
                  b
                
                ⁢
                sin
                ⁢
                
                  
                    m
                    2
                  
                  4
                
                ⁢
                φ
              
              
            
            
              n
              3
            
          
        
        
          n
          1
        
      
    
  

  
    a
    ,
    
      
        b
        ∈
        
                    +
        
      
      ;
      
        m
        1
      
    
    ,
    
      m
      2
    
    ,
    
      n
      1
    
    ,
    
      n
      2
    
    ,
    
      
        n
        3
      
      ∈
          
    ,
    a
    ,
    b
    ,
    
      
        n
        1
      
      ≠
      0
    
  

wherein:
ρd(φ) is a curve located in the XY-plane;
φ∈[0, 2π)s the angular coordinate; and
m1≠0, m2≠0, and
wherein at least one of n1, n2, and n3 does not equal 2.