單項(xiàng)選擇題關(guān)于切換過(guò)程描敘正確的是()

A、切換過(guò)程中,收到源小區(qū)發(fā)來(lái)的RRC CONNECTION RECONFIGURATION,UE在源小區(qū)發(fā)送RRC CONNECTION SETUP RECONFIGURATION COMPELTE
B、切換過(guò)程中,收到源小區(qū)發(fā)來(lái)的RRC CONNECTION RECONFIGURATION,UE在目標(biāo)小區(qū)隨機(jī)接入后并在目標(biāo)小區(qū)上送RRC CONNECTION SETUP RECONFIGURATION COMPELTE
C、切換過(guò)程中,收到源小區(qū)發(fā)來(lái)的RRC CONNECTION RECONFIGURATION,UE無(wú)需隨機(jī)接入過(guò)程,直接在目標(biāo)小區(qū)上送RRC CONNECTION SETUP RECONFIGURATION COMPELTE
D、切換過(guò)程中,UE在目標(biāo)隨機(jī)接入后收到目標(biāo)小區(qū)發(fā)來(lái)的RRC CONNECTION RECONFIGURATION后在目標(biāo)小區(qū)上送RRC CONNECTION SETUP RECONFIGURATION COMPELTE


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1.單項(xiàng)選擇題ATTACHREQUEST,ATTACHACCEPT分別包含于哪條空口RRC消息內(nèi)()

A、RRC CONNECTION REQUEST, RRC CONNECTION SETUP
B、RRC CONNECTION SETUP, RRC CONNECTION SETUP COMPELTE
C、RRC CONNECTION SETUP COMPELTE,RRC CONNECTION RECONFIGURATION
D、RRC CONNECTION RECONFIGURATION, RRC CONNECTION SETUP RECONFIGURATION COMPELTE

2.單項(xiàng)選擇題室分2PATH20M帶寬TD-LTE每PATH10W發(fā)射,并PA=-3,PB=1則CRS()EPRE為()

A、9.2dBm
B、12.2dBm
C、13dBm
D、15.2dBm

3.單項(xiàng)選擇題傳送主同步信號(hào)和輔同步信號(hào)需要多大帶寬()

A、1.4 MHz
B、1.08 MHz
C、930 kHz
D、up to 20 MHz