Simon Plass Armin Dammann Gerd Richter Martin Bossert Resulting Channel Characteristics from Time-Varying Cyclic Delay Diversity in OFDM. 1336-1340 2007 conf/vtc/2007f VTC Fall http://dx.doi.org/10.1109/VETECF.2007.286 db/conf/vtc/vtc2007f.html#PlassDRB07