What are the factors that affect the uplink coverage of the LTE system? (multiple choice)

• A.Communication environment
• B.Base station receive diversity gain
• C.Base station dayLine height
• D.UETransmit power

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The insertion loss of the cavity power divider is larger than that of the microstrip power divider.

• A.False
• B.True

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In the LTE system, the mobility KPI is used to evaluate the mobility performance of the E-LTTRAN network. It directly reflects the quality of the user experience. Which of the following is not a mobility KPI?

• A.Call establishment success rate
• B.Success rate of switching out different systems
• C.Switch in success rate
• D.The success rate of switching out (same frequency/different frequency)

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Regarding the antennas used for LTE high-speed rail coverage, what are the errors in the following descriptions? (multiple choice)

• A.High gain
• B.Wide lobe
• C.Low gain
• D.Narrow lobe

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Which of the following carrier bandwidths does LTE support? (multiple choice)

• A.20M
• B.40M
• C.15M
• D.5M

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