@booklet {shen2018methods,
	title = {Methods and systems for multi-user beamforming},
	year = {2018},
	note = {US Patent App. 15/360,852},
	publisher = {Google Patents},
	author = {Shen, Xuemin and Wang, Miao and Aldubaikhy, Khalid and Aboul-Magd, Osama and Xin, Yan and Au, Kwok Shum and Sun, Sheng}
}
