H35-480_V3-0 practice question 14 of 15

Which of the following functions are implemented by the UBBP board in the BBU5900? (Choose all that Apply)

Full set: 55 questions

Answer options

A: Provides CPRI ports for communication with RF modules.

B: Manages the configuration and devices for the base station.

C: Monitors performance and processes signals for the base station.

D: Processes uplink and downlink baseband signals.

Correct Answer:

Explanation

1. The UBBP board in the BBU5900 provides CPRI (Common Public Radio Interface) ports for communication with RF (Radio Frequency) modules. CPRI is an interface standard that is used to transfer baseband signal data between the BBU and the RF modules. D. The UBBP board also processes uplink and downlink baseband signals. This includes signal demodulation, decoding, and modulation, as well as error correction, signal filtering, and other signal processing functions.

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