@article {25638,
	title = {Multiple antenna transmissions with deterministic phase differences},
	volume = {US7406335},
	year = {2008},
	edition = {United States of America},
	chapter = {US},
	author = {Moustakas, A.L. and A. G. Kogiantis and Simon, SH and Monogioudis, P and R. Benning}
}
