TY - JOUR AU - Siyau, Ming F. AU - Li, Tiancheng AU - Prieto Tejedor, Javier AU - Corchado Rodríguez, Juan Manuel AU - Bajo Pérez, Javier PY - 2015 SN - 978-1-4673-6555-0 (Print) UR - http://dx.doi.org/10.1109/icuwb.2015.7324409 UR - http://hdl.handle.net/10366/134966 AB - Enabling high practical mobility of MIMO-OFDM systems requires accurate channel estimation under severe frequency and time selective fading channels. Conventional methods rely on non-realistic approximations or result in impractical complexities. In... LA - en PB - Institute of Electrical & Electronics Engineers (IEEE) KW - Computer Science TI - A Novel Pilot Expansion Approach for MIMO Channel Estimation and Tracking ER -