UTRAN(UMTS Terrestrial Radio Access Network)执行RAN的功能,其外部接口包括().A、IU口B、IUb口C、lur口D、UU口
UTRAN(UMTS Terrestrial Radio Access Network)执行RAN的功能,其外部接口包括().
- A、IU口
- B、IUb口
- C、lur口
- D、UU口
相关考题:
BSC把电路连接到空中接口的上。() A.BSC把DATA(数据)电路连接到空中接口的CONTROL BITS(控制比特)上B.BSC把TERRESTRIAL(陆地)电路连接到空中接口的FRAMES(帧)上C.BSC把TERRESTRIAL(陆地)电路连接到空中接口的CHANNELS(信道)上D.BSC把RADIO(无线)电路连接到空中接口的CHANNELS(信道)上
UMTS与第二代移动通信系统在逻辑结构上基本相同。如果按功能划分,UMTS系统由()等组成。 A、核心网(CN);B、无线接入网(UTRAN);C、用户设备(UE);D、操作维护中心(OMC)
Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification的相关协议为( )
下列哪些是E-UTRAN到UTRAN的切换策略?()A.PS HO(PS Handover)B.SRVCC(Singie Radio Voice Call Continuity)C.重定向D.SvLTE
Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification的相关协议为()A、TS36.311B、TS36.321C、TS36.331D、TS36.341
UMTS是()的缩写,即通用移动通信系统。A、Universal Mobile Telecommunications SystemB、UTRAN Mobile Telecommunications SystemC、Europe Mobile Telecommunications SystemD、Universal Mobile TeleSystem
WCDMA系统中()与()之间的接口称为Iu接口,()与()之间的接口称为Uu接口,正确答案是()。A、CN和UTRAN、UTRAN和MSB、CN和UMTS、UMTS和UEC、CN和RNS、RNS和UED、CN和UTRAN、UTRAN和UE
UMTS系统由CN、UTRAN和UE三部分构成,其中UE和UTRAN的接口为:Uu接口,UTRAN内NodeB和RNC的接口为Iub接口,RNC与CN的接口为Iu接口,RNC之间的接口为()接口。
BSC把电路连接到空中接口的上。()A、BSC把DATA(数据)电路连接到空中接口的CONTROL BITS(控制比特)上B、BSC把TERRESTRIAL(陆地)电路连接到空中接口的FRAMES(帧)上C、BSC把TERRESTRIAL(陆地)电路连接到空中接口的CHANNELS(信道)上D、BSC把RADIO(无线)电路连接到空中接口的CHANNELS(信道)上
中兴UMTS RNC产品的英文全称是()A、ZXWR WCDMA RADIO NETWORK CONTROLLERB、ZXWR RNC WCDMA Radio Network ControllerC、ZXWR RNC UMTS Radio Network ControllerD、ZXWR UTRAN Radio Network Controller
单选题Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,()the equipment fitted on ship and the area in which the incident occurs.Adepend onBdepending onCdependent onDdepended on
填空题UMTS系统由CN、UTRAN和UE三部分构成,其中UE和UTRAN的接口为:Uu接口,UTRAN内NodeB和RNC的接口为Iub接口,RNC与CN的接口为Iu接口,RNC之间的接口为()接口。
单选题International Navtex service is().Aa terrestrial MF systemBa satellite communication systemCa land HF radio systemDa coastal VHF system
单选题Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification的相关协议为()ATS36.311BTS36.321CTS36.331DTS36.341
单选题The existing terrestrial radio system has a number of basic flaws which().Acan be overcome by using traditional techniquesBcannot be overcome by satellite systemCcan be overcome by satellite and digital techniquesDcannot be tackled by any modern system
单选题The complying vessels can transmit ship-to-shore distress alerts by at least().AOne means, whether satellite or terrestrial techniquesBTwo means, whether satellite or terrestrial techniquesCTwo separate and independent means, each using different radio communication servicesDTwo means, such as MF DSC and HF DSC