Li, Chao-ChiehChao-ChiehLiWang, To-PoTo-PoWangKuo, Che-ChungChe-ChungKuoChuang, Mei-ChenMei-ChenChuangWang, HueiHueiWang2010-10-152018-07-052010-10-152018-07-052008-04http://ntur.lib.ntu.edu.tw//handle/246246/215413en-US[SDGs]SDG7A 21 GHz complementary transformer-coupled CMOS VCOjournal article10.1109/LMWC.2008.918949