單項(xiàng)選擇題TCH半速率話務(wù)占比門限要求()

A.30%
B.20%
C.35%
D.50%


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1.多項(xiàng)選擇題以下哪些是TCHH半速率的缺點(diǎn)()

A.偶然通話時(shí)話音質(zhì)量有所下降
B.掉話次數(shù)有所增加
C.有效解決突發(fā)話務(wù)量造成的網(wǎng)絡(luò)阻塞
D.在C/I較差的環(huán)境下,HR語音質(zhì)量下降相對(duì)于FR更為明顯

2.多項(xiàng)選擇題以下哪些是TCHH半速率的優(yōu)點(diǎn)()

A.每載頻的信道容量可以翻倍
B.節(jié)省無線載頻的投資,無需額外的擴(kuò)容載頻和Abis接口,無需額外的頻率規(guī)劃
C.有效解決突發(fā)話務(wù)量造成的網(wǎng)絡(luò)阻塞
D.語音質(zhì)量方面,用戶體驗(yàn)基本沒有變化

3.單項(xiàng)選擇題華為KPI系統(tǒng)中,統(tǒng)計(jì)話務(wù)量的指標(biāo)是()

A.K3043:CELL_TCH_SEIZ_SUCC_RATE
B.K3004:CELL_KPI_SD_TRAF_ERL
C.K3014:CELL_KPI_TCH_TRAF_ERL_TRAF
D.K3034:CELL_KPI_TCHH_TRAF_ERL

4.單項(xiàng)選擇題TCH半速率的速率為()

A.22.6
B.22.8
C.11.4
D.11.2

5.單項(xiàng)選擇題TCH全拼是()

A.Traffic Channel Half Rate
B.Broadcast Control Channel
C.Cell Broadcast Channel
D.Access Granted Channel

6.單項(xiàng)選擇題BSC收到來自BSC內(nèi)其他小區(qū)的Intercell Handover Request,如果切換發(fā)生在SDCCH上,是在哪條信令之后,記一次該統(tǒng)計(jì)()

A.Channel Required
B.Channel Acktivation Acknowledge
C.Handover Requst
D.intra cell handover Request

7.單項(xiàng)選擇題在小區(qū)內(nèi)切換流程中,如果切換發(fā)生在SDCCH上,是在哪條信令之后,記一次該統(tǒng)計(jì)()

A.Channel Required
B.Channel Acktivation Acknowledge
C.Immediate Assign Command
D.intra cell handover Request

8.單項(xiàng)選擇題立即指配流程中請(qǐng)求SDCCH,是在哪條信令之后,記一次該統(tǒng)計(jì)()

A.Channel Required
B.Channel Acktivation Acknowledge
C.Immediate Assign Command

9.單項(xiàng)選擇題華為KPI系統(tǒng)中,SDCCH占用請(qǐng)求次數(shù)的含義是()

A.立即指配過程中,MS或MSC請(qǐng)求BSS分配SDCCH,BSS無可用SDCCH的情況
B.切換過程中,MS或MSC請(qǐng)求BSS分配SDCCH,BSS無可用SDCCH的情況
C.立即指配或切換過程,信道請(qǐng)求流程中,如果請(qǐng)求的信道類型為SDCCH,則BSC在收到相應(yīng)的請(qǐng)求后統(tǒng)計(jì)這個(gè)指標(biāo)
D.TCH分配過程中,MS或MSC請(qǐng)求BSS分配SDCCH,BSS無可用SDCCH的情況

10.單項(xiàng)選擇題華為KPI系統(tǒng)中,統(tǒng)計(jì)SDCCH占用請(qǐng)求次數(shù)的指標(biāo)是()

A.K3015:CELL_KPI_TCH_AVAIL_NUM
B.K3004:CELL_KPI_SD_TRAF_ERL
C.K3001:CELL_KPI_SD_CONGEST
D.K3000:CELL_KPI_SD_REQ