Carrier frequency drift estimation for high mobility hierarchical-modulated MIMO-OFDM systems. - Yang-Han Lee; Jheng-Yao Lin; Yih-Guang Jan; Wen-Ching Li; Jingshown Wu; Hen-Wai Tsao; Ming-Hsueh Chuang; Qiang Chen 001; Qiaowei Yuan (IEICE Electron. Express, 2011)