單項(xiàng)選擇題

設(shè)置PDCCH信道是否使用發(fā)射分集的參數(shù)是()

A.Cell Open-loop Spatial Multiplexing Used Indicator
B.Transmit Diversity Indicator for Common Channel
C.Cell transmit Diversity Used Indicator
D.Cell Closed-loop Spatial Multiplexing Used Indicator

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