%0 Conference Paper %B IEEE Group IV Photonics Conference %D 2012 %T Electrically tunable resonant filters in phase-shifted contra-directional couplers %A Shi, Wei %A Wang, Xu %A Lin, Charlie %A Yun, Han %A Liu, Yang %A Baehr-Jones, Tom %A Hochberg, Michael %A Jaeger, Nicolas %A Lukas Chrostowski %P 78-80 %U http://ieeexplore.ieee.org/xpl/articleDetails.jsp;jsessionid=bgHFQn1TjprVj2Mq5thJVvlwH1t4Yh4FbLGGJfRLYjJssGNM3CyT!-1710983194?arnumber=6324092&contentType=Conference+Publications %X We demonstrate an electrically tunable resonant filter with FSR-free operation using a silicon photonic quarter-wavelength phase-shifted, grating-assisted contra-directional coupler. The spectrum shows a stop-band of 7nm, an extinction of 24dB, and a Q of 7,000. %8 09/2012