Which of the following channel or signal is used to cell PCI identification and cell search process?
Regarding indoor distribution antennas and components, which of the following statement is wrong?
The intermodulation interference of the system is usually mainly caused by second-order and third-order intermodulation, and the frequency of the second-order intermodulation product is F=2f1±f2 or 2f2±f1.
Which of the following carrier bandwidths does LTE support? (multiple choice)
High-end commercial buildings, airports, large venues, large shopping malls, high-end residential communities and other large traffic and VIP scenarios are suitable for co-deployment of MIMO solutions. What are the advantages of this solution? (Multiple choice)
If the cell radius is 90 kilometers, which of the following should be used for the PRACH preamble format?
Which of the following factors does not need to be considered when dividing a Cluster?
In the case of FTP download or upload (or packet filling) without manual intervention, the throughput rate should be maintained at this time. If there is a sudden drop, call drops may occur.