Lee, Y.-H.Y.-H.LeeYen, L.-Y.L.-Y.YenWu, J.-S.J.-S.WuTseng, H.-W.H.-W.TsengHsiao, Y.-L.Y.-L.HsiaoHEN-WAI TSAO2018-09-102018-09-102012http://www.scopus.com/inward/record.url?eid=2-s2.0-84875671351&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/370212Carrier frequency offset detection using hierarchical modulations for OFDM communicationsconference paper10.1109/ISPACS.2012.6473479