Directional Reference Signal Design for 5G Millimeter Wave Cellular Systems
2018 ◽
Vol 67
(11)
◽
pp. 10740-10751
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2002 ◽
Vol 20
(3)
◽
pp. 602-614
◽
2014 ◽
Vol 59
(1)
◽
pp. 111-122
◽