Title : 
Polarization insensitive variable optical attenuator based on field induced waveguides with a liquid crystal core
         
        
            Author : 
Blasl, M. ; Bornhorst, K. ; Costache, F.
         
        
            Author_Institution : 
Fraunhofer Inst. for Photonic Microsyst., Dresden, Germany
         
        
        
        
        
            Abstract : 
A VOA based on field induced waveguides with isotropic liquid crystal core is fabricated on silicon backplane. Low loss and 0.1 dB PDL is ensured for 0-20 dB attenuation range by a special electrode design.
         
        
            Keywords : 
electro-optical devices; electrodes; integrated optics; liquid crystal devices; optical communication equipment; optical waveguides; wavelength division multiplexing; Si; attenuation range; field induced waveguides; liquid crystal core; low loss; polarization insensitive variable optical attenuator; silicon backplane; special electrode design; Chip scale packaging; Decision support systems; Liquid crystals; Liquid waveguides; Optical attenuators; Optical device fabrication; Optical waveguides;
         
        
        
        
            Conference_Titel : 
Optical Fiber Communications Conference and Exhibition (OFC), 2015