A.in-band B.stand-alone C.out-band D.guard-band
A.QPSK B.16QAM C.BPSK D.8PSK
A.空閑態(tài)初始接入或響應尋呼 B.連接態(tài)場景下下行數(shù)據(jù)達,但UE上行失步 C.連接態(tài)場景下上行數(shù)據(jù)到達但無ULGrant D.切換場景