@inproceedings { WeiShiGFP12_AD, title = {Single-band add-drop filters using anti-reflection, contradirectional couplers}, journal = {IEEE Group IV Photonics Conference}, year = {2012}, month = {09/2012}, pages = {WA7}, address = {San Diego, USA}, abstract = {We demonstrate a wide-bandwidth add-drop filter using SOI contradirectional couplers with a novel anti-reflection design. Single-band operation, with a bandwidth of 6.5nm and an extinction ratio of over 20dB, has been experimentally obtained.}, author = {Wei Shi and Mark Greenberg and Xu Wang and Charlie Lin and Nicolas A. F. Jaeger and Lukas Chrostowsk} }