In order to improve the efficiency of importing and analyzing data, Assistant supports drive test log filtering. What types of filtering methods are divided into? (multiple choice)
Answer : A, B, D
Which layer of the LTE air interface performs the functions of encryption and integrity protection?
Answer : A
Both LTE uplink and downlink use SC-FDMA technology.
Answer : B
The UE can obtain the physical cell identity after decoding the primary synchronization signal PSS.
Answer : B
How long is the dispatch period of SIB1 messages?
Answer : D
The switching performance optimization can be achieved by adjusting the azimuth angle of the antenna and increasing the antenna height.
Answer : B
At this stage, which of the following can trigger a handover in the LTE system?
Answer : A