Title : 
Slow-wave EBG microstrip rat-race hybrid ring
         
        
        
            Author_Institution : 
IHTM-Center of Microelectron. Technol. & Single Crystals, Belgrade, Serbia
         
        
        
        
        
        
        
            Abstract : 
A new type of slow-wave EBG microstrip rat-race hybrid ring is presented. It effectively reduces the occupied area to 11% of the conventional rat-race hybrid ring. It does not need any impedance transformers on the ports.
         
        
            Keywords : 
S-parameters; microstrip couplers; microstrip resonators; photonic band gap; slow wave structures; EBG microstrip rat race hybrid ring; S-parameters; electromagnetic bandgap; microstrip resonant cells; slow wave hybrid ring;
         
        
        
            Journal_Title : 
Electronics Letters
         
        
        
        
        
            DOI : 
10.1049/el:20052819