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45g通信考试英文题学习
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单选题

Why DL theoretical peak throughput for NR in the case of CRS RM based DSS is expected to be less than that of MBSFN based DSS?

A
Overhead generated by NR DL DMRS, NR PDCCH and LTE PDCCH is less in MBSFN compared to CRS rate matching based DSS
B
CRS Rate Matching-LTE-NR sharing ratio in DL:5% to 70% MBSFN-LTE-NR sharing ratio in DL:20% to 60%
C
There is no CRS in the MBSFN subframe and the number of REs for CRS depends on the used MIMO configration in LTE
D
Because of Modulation scheme:256 QAM for DL

答案解析

正确答案:C
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