中興通用認(rèn)證模擬試題

1、單選：通信機(jī)房承重應(yīng)不小于（A）： 450600kg/m2 400550kg/m2 550600kg/m2 450650kg/m2 空調(diào)室外機(jī)必須安裝在高于地面 以上的鐵架上，機(jī)殼宜采用 平方毫米以上的接地線就近與地網(wǎng)作可靠連接 （C）： 200mm，14 250mm，15 300mm，16 350mm，17 B328最大支持（B）個(gè)載扇 71 72 73 74 天線避雷針已安裝到位且，能滿(mǎn)足天線在避雷針保護(hù)范圍之內(nèi)，保護(hù)角：平原地區(qū)（B） 30 45 60 65 在收到UE的Up消息后,NodeB在哪個(gè)信道發(fā)送確定發(fā)射功率更新和定時(shí)調(diào)整的指令?(C) FACH RACH FPACH PCCP

2、CH 安裝GPS要滿(mǎn)足凈空(A) 120 45 60 90 關(guān)于CLKG板下列描述正確的是：（ A ） CLKG板為主備配置，固定配置在1號(hào)機(jī)柜控制框的13、14兩個(gè)槽位，其他機(jī)柜不配； CLKG板為主備配置，固定配置在1號(hào)機(jī)柜控制框的9、10兩個(gè)槽位，其他機(jī)柜不配； CLKG板為主備配置，可配置在任何機(jī)柜，但固定配置在9、10兩個(gè)槽位； CLKG板為主備配置，可配置在任何機(jī)柜，但固定配置在13、14兩個(gè)槽位； RNC與MGW/MSCS之間的接口是： （ A ）. IuCS接口；IuCS interface IuPS接口；IuPS interface IuPS和IuPS接口；IuPS and

3、IuPS interfaces Iub接口；Iub interface 下列那些線纜不需要通過(guò)LPM室內(nèi)防雷盒：（D ） Which cable should not go through the LPM indoor lightning protection box? ( ) 天線饋線；Antenna feeder GPS饋線；GPS feeder TMB控制線；TMB control line 主機(jī)柜供電電源線；Power supply cable of the main cabinet 電源線標(biāo)簽分別貼在各線纜的兩端，粘貼位置距離線鼻（ B）處： Labels of power cabl

4、es should be stuck to two ends of each cable. The label is ( ) apart from the lug. 1cm 2cm 4cm 緊貼，不要距離；Very close. There is no distance 控制框的背板是 （ B ） The backplane of the control shelf is ( ) BPSN BCTC BUSN 下列哪種單板可以裝配在控制框 （ A ） Which of the following boards can be assembled in the control shelf? ( )

5、 通用控制接口板UIMC；Universal control interface board UIMC 通用媒體接口板UIMU；Universal media interface board UIMU ATM處理板APBE；ATM processing board APBE RNC用戶(hù)面處理板RUB；RNC user plane processing board RUB 下列選擇中,那一項(xiàng)的列表不屬于RNC (C ) RGUB,UIMU,RMPB OMP , VTCD,RGIM BII ,TBPA,TCCB APBE,CLK,BUSN 以下對(duì)TMB目前的安裝方式描述正確的是 （ A ） Whi

6、ch statement about the TMB installation is correct ( ) 抱桿安裝和靠墻安裝；Installation on a pole or mounted against a wall 抱桿安裝和水平安裝；Installation on a pole or horizontal installation 鐵塔安裝或水平安裝；Installation on a tower or horizontal installation 可以任意安裝在安全牢固的位置，并注意防水處理；It can be installed in any safe position.

7、The waterproof should be processed. OMCR網(wǎng)管與RNC連接網(wǎng)線接入那塊后插板 ( C ) RMINC RGIM RMPB RUIM 資源框的背板是 （ C ） The backplane of the resource shelf is ( ) BPSN BCTC BUSN 交換框的背板是 （ A ） The backplane of the switching shelf is ( ). BPSN BCTC BUSN 在TD系統(tǒng)中，GPS的作用是（ D ） In the TD-SCDMA system, the function of the GPS i

8、s ( ) 提供NODEB時(shí)鐘基準(zhǔn)；Provide the NodeB clock reference 提供NODEB頻率基準(zhǔn)；Provide the NodeB frequency reference 提供NODEB地理位置信息、時(shí)鐘基準(zhǔn)、頻率基準(zhǔn)；Provide NodeB geographic position information, clock reference, frequency reference 提供NODEB時(shí)鐘基準(zhǔn)、頻率基準(zhǔn)；Provide NodeB clock reference and frequency reference 塔頂跳線的默認(rèn)配置長(zhǎng)度為 （ D） T

9、he default length of the tower jumper is ( ) 1m 2m 3m 5m 一個(gè)DTB單板 ，最大可以提供（ C ）路E1接入和ATM終結(jié)功能。( ) One DTB board can provide at most ( )-channel E1 access and ATM termination functions. 8 16 32 64 一個(gè)O3站需要幾個(gè)TMB （ B ） How many TMBs is needed in one O3 site? （ ） 1 2 3 4 NODE B機(jī)柜頂部2M傳輸電路輸入的接頭類(lèi)型是：( D ) The c

10、onnector type of 2M transmission circuit input on the top of the cabinet in the NodeB is ( ) BNC L9 CC4Y SC 有關(guān)AAL2和AAL5的說(shuō)法不正確的是（C） 在Iur接口中，控制面的AAL類(lèi)型是AAL5，用戶(hù)面為AAL類(lèi)型是AAL2；在Iu_PS接口中，控制面的AAL類(lèi)型是AAL5，用戶(hù)面為AAL類(lèi)型是AAL5；在Iu_CS接口中，控制面的AAL類(lèi)型是AAL5，用戶(hù)面為AAL類(lèi)型是AAL2；在Iub接口中，控制面的AAL類(lèi)型是AAL5，用戶(hù)面為AAL類(lèi)型是AAL2。In the Iur in

11、terface, the AAL type of the control plane is AAL5 and the AAL type of the user plane is AAL2. In the Iu_PS interface, the AAL types of the control plane and user plane are both AAL5; In the Iu_CS interface, the AAL type of the control plane is AAL5 and the AAL type of the user plane is AAL2. In the

12、 Iub interface, the AAL type of the control plane is AAL5 and the AAL type of the user plane is AAL2. AAL2常見(jiàn)業(yè)務(wù)是面向連接的壓縮的分組語(yǔ)音通訊和壓縮的視頻傳輸。AAL5常見(jiàn)業(yè)務(wù)是面向非連接和面向連接的數(shù)據(jù)業(yè)務(wù)。The common services of AAL2 are connection-oriented compressed packet voice communication and compressed video transmission. The common servi

13、ces of AAL5 are the connectionless-oriented and connection-oriented data services. AAL2的服務(wù)質(zhì)量是QoS4，AAL5的服務(wù)質(zhì)量是QoS2。The QoS of AAL2 is QoS4 and the QoS of AAL5 is QoS2 AAL2的定時(shí)原理是：AAL2信元能夠定期地向遠(yuǎn)方對(duì)等的AAL2會(huì)聚子層發(fā)送源時(shí)鐘頻率和網(wǎng)絡(luò)參照時(shí)鐘之間的差別指示，這樣接收方就能在很精確的范圍內(nèi)保持輸出時(shí)鐘同步，保證了語(yǔ)音這樣的實(shí)時(shí)數(shù)據(jù)流的傳送。The timing mechanism of AAL2 is: The

14、 AAL cell can periodically transmit the difference indication between the source clock frequency and network reference clock to the peer AAL2 convergence sublayer in the remote, so the receiver can maintain the synchronization of outputted clock within an exact range and ensure the transmission of r

15、eal-time data flow (such as the voice) TBPA單板滿(mǎn)負(fù)荷處理能力為8天線（ D ）載波數(shù)據(jù)。（ ） The TBPA processing capability in the case of the full load is eight-antenna _ carrier data（ ） 1 2 6 3 在TD系統(tǒng)中，按照工程規(guī)范，下面（ D ）說(shuō)法是正確的。 In the TD-SCDMA system, which statement about the engineering specification is correct? ( ) 如果基站設(shè)備

16、安裝在機(jī)房?jī)?nèi)，在饋線進(jìn)入機(jī)房時(shí)，沒(méi)必要安裝饋線窗。If the BTS device is installed in the equipment room, the feeder window is not required for the feeder cable entering the equipment room. 通常將GPS天線沒(méi)有必要安裝在鐵塔45避雷區(qū)域內(nèi)。Generally, it is not necessary to install the GPS antenna in the 45 lightning arrester area of the iron tower. 室

17、內(nèi)接地和室外接地，可接在一起。The indoor and outdoor ground cables can be connected together 以上都不對(duì)。All of the above 用于信道估計(jì)的碼是（ D ） The code that is used in channel estimation is ( ) 同步碼SYNC_DL；Synchronization code SYNC_DL 同步碼SYNC_UL；Synchronization code SYNC_UL scrambling碼；scrambling code midamble訓(xùn)練序列碼；midamble tr

18、aining sequence code TMB 采用的供電方式為（ A ） The power supply mode of the TMB is _ ? （ ） -48V直流；-48V DC 220V交流；220V AC 110V交流；110V AC 24V交流；-24V AC 一個(gè)IMAB單板和兩個(gè)DTB單板組成一組，最大可以提供（ C ）路E1接入和ATM終結(jié)功能。( ) One IMAB board and two DTB boards form a group and can provide at most ( )-channel E1 access and ATM termina

19、tion functions. 16 32 64 128 TD-SCDMA系統(tǒng)中7個(gè)常規(guī)時(shí)隙固定用于上行的時(shí)隙是（B） In the TD-SCDMA system, which of the seven normal timeslots is fixedly used in the uplink? （） TS0 TS1 TS2 TS3 （ D ）單板是控制框的信令交換中心，用以完成各模塊間的信息交換，并提供對(duì)外連接資源框的控制以太網(wǎng)通道； （） Which of the following board is the signaling exchanging center of the con

20、trol shelf and implements the information exchanging between each module and provides the control Ethernet channel connecting resource shelves externally? ( ) ROMB RCB CHUB UIMC TD-SCDMA的單載波帶寬和碼片速率是多少：（ B ） The bandwidth and chip rate of the single carrier of TD-SCDMA are ( ) 5M*2 ，3.84Mc/S 1.6M ， 1

21、.28Mc/s 1.25*2 ， 1.2288Mc/S 1.6M*2 ， 1.28Mc/S 2002年10月23日，中國(guó)信息產(chǎn)業(yè)部為我國(guó)劃分的無(wú)線頻率帶寬為（B） The radio frequency bandwidth allocated for TD-SCDMA by the Ministry of Information Industry in October 23, 2002 is ( ) 40M 155M 55M 200M 在RNC安裝工程中,下列哪種安裝不正確 ( C ) Which statement about the RNC installation is incorrec

22、t?（） 走線架平直，無(wú)明顯扭曲和歪斜；The cabling rack should well placed. 各種標(biāo)志正確、清晰、齊全；Labels are correct, clear, and complete. 接地母線固定在走線架上，存在在空中飛線；The grounding bus is fixed on the cabling rack. There is a jumper. 布放槽道電纜時(shí)電纜不溢出槽道；The cable should not be overflowed in the case of cable distribution in the trough TD-S

23、CDMA系統(tǒng)中共有多少個(gè)長(zhǎng)度為144碼片的基本midamble碼。（ B ） How many basic midamble codes with the length of 144 chips are there in the TD-SCDMA system in total? ( ) 64 128 256 160 在制作饋線接頭時(shí)，要始終把至少（ C ）的饋線拉直 When you are making the feeder connector, at least ( ) feeder should be 100mm 50mm 150mm 200mm 理論上，TD-SCDMA覆蓋半徑主要取

24、決于：（C） Theoretically, the coverage radius of TD-SCDMA mainly depends on ( ) UpPTS（UL）時(shí)隙的大小；The UpPTS (UL) timeslot DwPTS（DL）時(shí)隙的大?。籘he DwPTS (DL) timeslot UpPTS（UL）和DwPTS（DL）間干擾的Gp保護(hù)時(shí)隙的大??；The UpPTS (UL)-DwPTS (DL) interference Gp protection timeslot TS0時(shí)隙的大??；The size of the TS0 timeslot RNC室內(nèi)聯(lián)合接地電阻 (

25、 A ) 小于1 歐 小于2歐 小于3 歐 小于4歐 在TD系統(tǒng)中，目前中興公司使用的天線的頻段是（B） In the TD-SCDMA system, the antenna band used by the ZTE is ( ) 18801920MHz； 20102025MHz； 23002400MHz； 以上都可；All of the above （ C ） 作為控制流匯接中心，實(shí)現(xiàn)交換框、資源框和控制框的控制流匯接； （） Which of the following boards is the tandem center of the control flow and impleme

26、nts the control flow tandem of the switching shelf, resource shelf and control shelf? ( ) ROMB RCB CHUB UIMC 一個(gè)S333站需要配置幾個(gè)TMB （C） How many TMBs are configured in one S333 site? （） 2 4 6 8 多選： 下列關(guān)于TDD技術(shù)的描述正確的是:（ABCD）Which of the following statements about the TDD technology are correct? ( ) 易于使用非對(duì)稱(chēng)頻段

27、, 無(wú)需具有特定雙工間隔的成對(duì)頻段；The asymmetrical frequency bands are very easy to be used in the TDD technology and the paired frequency band with specified duplex interval is not necessary 適應(yīng)用戶(hù)業(yè)務(wù)需求，靈活配置時(shí)隙，優(yōu)化頻譜效率；The TDD technology adapts to the requirements of user services and can flexibly configure the timeslo

28、t and optimize the spectral efficiency 上行和下行使用同個(gè)載頻，故無(wú)線傳播是對(duì)稱(chēng)的，有利于智能天線技術(shù)的實(shí)現(xiàn) ；The uplink and downlink use the same carrier frequency, so the radio transmission is symmetrical, which is beneficial for the realization of the smart antenna technology 需笨重的射頻雙工器，小巧的基站，降低成本；The Node B is small and heavy radi

29、o frequency duplexer is not necessary, so the cost is reduced ZXTR B30機(jī)柜機(jī)頂電源盒的主要功能是（ ABC ）。 The main function of the power box on the top of the ZXTR B30 cabinet is （ ） 用于-48V電源的輸入；Input of -48V power 對(duì)輸入的電源進(jìn)行濾波處理；Filtering processing for the input power 避雷器提供電源雷擊保護(hù)；Arrester provides lightning prote

30、ction of the power 提供-48V到220V的轉(zhuǎn)換；Providing the conversion from -48V to 220V 接力切換的優(yōu)點(diǎn)有：（ ABCD ） The advantages of baton handover include ( ). 高成功率；High success ratio 低掉話(huà)率；Low call-drop ratio 高資源利用率；High resource utilization ratio 簡(jiǎn)單的切換算法；Simple handover algorithm 下列技術(shù)屬于TD-SCDMA關(guān)鍵技術(shù)的是：（ ABC ） Which of

31、 the following technologies belong to the key technologies of TD-SCDMA? ( ) 智能天線；Smart antenna 聯(lián)合檢測(cè)；Joint detection TDD技術(shù)；TDD technology 軟切換技術(shù)；Soft handover technology 下列碼長(zhǎng)固定的碼是（ BCD ）。 Which of the following codes have fixed code length? ( ) OVSF碼；OVSF code scrambling碼；scrambling code midamble訓(xùn)練序列碼

32、；midamble training sequence code 同步碼SYNC_DL；Synchronization code SYNC_DL 下列屬于無(wú)線層機(jī)框的單板和模塊有： （ACD） Boards and modules that are installed in the wireless layer shelf include （ ） TTRX模塊；TTRX Module BCCS板；BCCS Board TBPA板；TBPA Board TFR背板；TFR Backplane 下列說(shuō)法屬于聯(lián)合檢測(cè)作用的是：（ABCD ） Which of the followings belon

33、g to the joint detection effect? ( ) 降低干擾；Reduce interferences 提高系統(tǒng)容量；Improve the system capacity 降低功控要求；Reduce the power control requirements 削弱遠(yuǎn)近效應(yīng)；Weaken the near-far effect 控制框的功能是（AB） The functions of the control shelf include ( ). ZXTR RNC的控制核心，完成對(duì)整個(gè)系統(tǒng)的管理和控制It is the control core of ZXTR RNC a

34、nd it manages and controls the whole system 完成控制面信令和無(wú)線協(xié)議處理It processes the control plane signaling and radio protocol 完成控制面信令和用戶(hù)面信令處理It processes the control plane signaling and user plane signaling 完成各種方式的接入處理It processes the accesses of various modes 下列描述的屬于第三代移動(dòng)通信系統(tǒng)標(biāo)準(zhǔn)的有:（ ）。 Which of the followin

35、g standards belong to the third generation mobile communication system? ( ABC ) CDMA2000 UMTS WCDMA TD-SCDMA CDMA IS95 對(duì)于物理層信令，下列描述正確的是（ AD ） Which of the following statements about the physical layer signaling are correct? ( ) 在TD-SCDMA系統(tǒng)中，存在著3種類(lèi)型的物理層信令：TFCI、TPC和SS ；In the TD-SCDMA system, there ar

36、e three kinds of physical layer signaling: TFCI, TPC and SS 所有的物理信道中都包含3種類(lèi)型的物理層信令；All physical channels include three kinds of physical layer signaling 所有的物理信道中至少包含包含3種類(lèi)型的物理層信令中的1個(gè)；All physical channels include at least one of the three kinds of physical layer signaling 有的物理信道可以不包含物理層信令；All physical

37、 channels may not include the physical layer signaling 填空：RGUB單板對(duì)應(yīng)的后插板為 。 RMNICTD-SCDMA系統(tǒng)中共有 個(gè)長(zhǎng)度為 碼片的基本midamble碼。128 144單個(gè)TMB最大功耗 W，平均功耗 W左右。 150 100TD-SCDMA突發(fā)的數(shù)據(jù)部分由信道碼和_ 共同擴(kuò)頻。信道碼是一個(gè) 碼，擴(kuò)頻因子可以取 。 擾碼 OVSF 1、2、4、8或16在TD-SCMDA的幀結(jié)構(gòu)中，固定地用作來(lái)發(fā)送系統(tǒng)廣播信息時(shí)隙是 ，為避免UpPTS和DwPTS間干擾而設(shè)置的時(shí)隙是 ，訓(xùn)練序列碼位于 TS0 保護(hù)時(shí)隙（GP） 數(shù)據(jù)域的中間

38、位置按陣元排列方式分，智能天線可分為 和 。 圓陣 線陣專(zhuān)用傳輸信道DCH映射到 ，廣播信道BCH映射到 ，尋呼信道PCH和前向接入信道FACH映射到 專(zhuān)用物理信道 (DPCH) 主公共控制物理信道 (P-CCPCH) 輔助公共控制物理信道 (S-CCPCH)TBPA單板有 片DSP； 12智能天線可以解決或大大改善 、 。 多址干擾 呼吸效應(yīng)單選：關(guān)于ROMB板下列描述正確的是：（B） Which of the following statements about the ROMB board is correct? () ROMB板為主備配置，固定配置在1號(hào)機(jī)柜控制框的9、10兩個(gè)槽位，其

39、他機(jī)柜不配The active/standby ROMB boards are fixedly configured in slot 9 and slot 10 of the control shelf of the No. 1 cabinet and are not configured in other cabinets ROMB板為主備配置，固定配置在1號(hào)機(jī)柜控制框的11、12兩個(gè)槽位，其他機(jī)柜不配The active/standby ROMB boards are fixedly configured in slot 11 and slot 12 of the control shel

40、f of the No. 1 cabinet and are not configured in other cabinets ROMB板為主備配置，可配置在任何機(jī)柜，但固定配置在9、10兩個(gè)槽位The active/standby ROMB boards can be configured in any cabinets but are fixedly configured in slot 9 and slot 10 ROMB板為主備配置，可配置在任何機(jī)柜，但固定配置在11、12兩個(gè)槽位The active/standby CLKG boards can be configured in a

41、ny cabinets but are fixedly configured in slot 11 and slot 12 用于隨機(jī)接入過(guò)程的碼是（ B ） The code that is used in the random access process is ( ) 同步碼SYNC_DL；Synchronization code SYNC_DL 同步碼SYNC_UL；Synchronization code SYNC_UL scrambling碼；scrambling code midamble訓(xùn)練序列碼；midamble training sequence code 資源框的功能，下列

42、描述錯(cuò)誤的是（D ） Which of the following statements about the resource shelf is incorrect? ( ) 提供ZXTR RNC的對(duì)外接口，完成各種方式的接入處理It provides the external interface of ZXTR RNC and processes accesses of various modes 完成各相關(guān)底層協(xié)議的處理It processes each related lower layer protocol 提供各種資源處理模塊，完成用戶(hù)面協(xié)議處理It provides various

43、 resource processing module and processes the user plane protocol 完成控制面信令和無(wú)線協(xié)議處理It processes the control plane signaling and radio protocol 有關(guān)ATM技術(shù)特點(diǎn)的說(shuō)明，正確的是（ D ） Which of the following statements about the ATM technology features is correct? ( ) ATM使用可變信元長(zhǎng)度的分組交換。ATM adopts the packet switching of v

44、ariable cell length ATM采用同步傳輸方式。ATM adopts the synchronous transfer mode ATM不兼容技術(shù)。ATM is incompatible with the IP technology ATM采用異步傳輸方式。ATM adopts the asynchronous transfer mode 用于信道估計(jì)的碼是（ D ） The code that is used in channel estimation is ( ) 同步碼SYNC_DL；Synchronization code SYNC_DL 同步碼SYNC_UL；Sync

45、hronization code SYNC_UL scrambling碼；scrambling code midamble訓(xùn)練序列碼；midamble training sequence code 提供E1接口的單板是（ D ） Which of the following boards provides the E1 interface? ( ) IMAB DTB APBE IMAB + DTB 單框配置UIMU單板插槽位置 ( A ) 9槽(或10槽) 7槽(或8槽) 11槽(或12槽) 15槽(或16槽) 在TD系統(tǒng)中，在鐵塔平臺(tái)上安裝抱桿時(shí)，抱桿與鐵塔平臺(tái)的最小距離是（ B ）。 In

46、 the TD-SCDMA system, the minimum distance between the pole and tower platform is ( ) when a pole is installed on the tower platform 1 m 1.5 m 2 m 0.5 m 多選： 下列關(guān)于TDD技術(shù)的描述正確的是:（ABCD）。 Which of the following statements about the TDD technology are correct? ( ) 易于使用非對(duì)稱(chēng)頻段, 無(wú)需具有特定雙工間隔的成對(duì)頻段；The asymmetrica

47、l frequency bands are very easy to be used in the TDD technology and the paired frequency band with specified duplex interval is not necessary 適應(yīng)用戶(hù)業(yè)務(wù)需求，靈活配置時(shí)隙，優(yōu)化頻譜效率；The TDD technology adapts to the requirements of user services and can flexibly configure the timeslot and optimize the spectral effic

48、iency 上行和下行使用同個(gè)載頻，故無(wú)線傳播是對(duì)稱(chēng)的，有利于智能天線技術(shù)的實(shí)現(xiàn) ；The uplink and downlink use the same carrier frequency, so the radio transmission is symmetrical, which is beneficial for the realization of the smart antenna technology 需笨重的射頻雙工器，小巧的基站，降低成本；The Node B is small and heavy radio frequency duplexer is not neces

49、sary, so the cost is reduced 三代無(wú)線通信系統(tǒng)的無(wú)線接口從協(xié)議結(jié)構(gòu)上可以劃分為（ABC ）三層 According to the protocol structure, the radio interface of the third generation mobile communication system can be divided into three layers, they are ( ) 物理層；Physical layer 數(shù)據(jù)鏈路層；Data link layer 網(wǎng)絡(luò)層；Network layer 媒體層；Media layer 下列敘述中正確

50、的是（ BC ） Which of the following statements are correct? ( ) 在TD-SCDMA系統(tǒng)中每20MS為一個(gè)無(wú)線幀；In the TD-SCDMA system, every 20ms forms a radio frame 在TD-SCDMA系統(tǒng)中每10MS為一個(gè)無(wú)線幀；In the TD-SCDMA system, every 10ms forms a radio frame 每個(gè)無(wú)線幀可以分成2個(gè)子幀；Each radio frame is divided into 2 subframes 每個(gè)無(wú)線幀可以分成4個(gè)子幀；Each radi

51、o frame is divided into 4 subframes 下列碼長(zhǎng)固定的碼是（ BCD ）。 Which of the following codes have fixed code length? ( ) OVSF碼；OVSF code scrambling碼；scrambling code midamble訓(xùn)練序列碼；midamble training sequence code 同步碼SYNC_DL；Synchronization code SYNC_DL 對(duì)于物理層信令，下列描述正確的是（AD ） Which of the following statements abo

52、ut the physical layer signaling are correct? ( ) 在TD-SCDMA系統(tǒng)中，存在著3種類(lèi)型的物理層信令：TFCI、TPC和SS ；In the TD-SCDMA system, there are three kinds of physical layer signaling: TFCI, TPC and SS 所有的物理信道中都包含3種類(lèi)型的物理層信令；All physical channels include three kinds of physical layer signaling 所有的物理信道中至少包含包含3種類(lèi)型的物理層信令中的1

53、個(gè)；All physical channels include at least one of the three kinds of physical layer signaling 有的物理信道可以不包含物理層信令；All physical channels may not include the physical layer signaling 下列說(shuō)法屬于聯(lián)合檢測(cè)作用的是：( ABCD ） Which of the followings belong to the joint detection effect? ( ) 降低干擾；Reduce interferences 提高系統(tǒng)容量；I

54、mprove the system capacity 降低功控要求；Reduce the power control requirements 削弱遠(yuǎn)近效應(yīng)；Weaken the near-far effect 填空： 板，完成無(wú)線參數(shù)的配置、控制，基帶IQ數(shù)據(jù)的接收和傳送，上下行信號(hào)的中頻接收發(fā)送、上下變頻，射頻系統(tǒng)告警狀態(tài)的管理等功能； 無(wú)線接口板（TWIM） IMSI由 、 、 組成。 移動(dòng)國(guó)家號(hào)碼（MCC） 移動(dòng)網(wǎng)號(hào)（MNC） 移動(dòng)用戶(hù)識(shí)別號(hào)碼（MSIN） 在TD-SCDMA系統(tǒng)中，存在的3種類(lèi)型的物理層信令是 、 和 。 TFCI TPC SSATM用戶(hù)網(wǎng)絡(luò)接口的ATM信元的信頭包括 。 VPI、 VCI 、PTI、CLP單選：下列那些線纜不需要通過(guò)LPM室內(nèi)防雷盒：（ D ） Which cable should not go through the LPM indoor lightning protection box? ( ) 天線饋線；Antenna feeder GPS饋線；GPS feeder TMB控制線；TMB cont