%0 Journal Article %T Real cell overlay measurement through design based metrology %A Yoo, Gyun %A Kim, Jungchan %A Park, Chanha %A Lee, Taehyeong %A Ji, Sunkeun %A Jo, Gyoyeon %A Yang, Hyunjo %A Yim, Donggyu %A Yamamoto, Masahiro %A Maruyama, Kotaro %A Park, Byungjun %J Proceedings of SPIE %V 9050 %P 90501O-90501O-11 %@ 0277-786X %D 2014-04-02 %I SPIE %~ DeepDyve