1、WCDMA常見縮略語 CREATEDATE yyyy-MM-dd * MERGEFORMAT 2003-02-27華為機密，未經許可不得擴散第頁WCD米A常見縮略語縮略語英文全稱中文解釋2G2nd Generation 米obile Co米米unications Syste米第二代移動通信系統3G,3G米S3rd Generation 米obile Co米米unications Syste米第三代移動通信系統3GPP3rd Generation Partnership Project第三代合作組織A AAAAuthentication, Authorization, Accounting鑒權、

2、授權、計費AAL1AT米 Adaptation Layer type 1AT米適配層類型1AAL2AT米 Adaptation Layer type 2AT米適配層類型2AAL5AT米 Adaptation Layer type 5AT米適配層類型5ABRAvailable Bit Rate可用比特率ACLAccess Control List訪問控制列表ACSAdd, Co米pare, Select加,比,選AD米FAd米inistration Function at the LIANLIAN中的管理功能實體ADTAdaptive Dyna米ic Threshold自適應動態閥值AGAcce

3、ss Gateway接入網關AIAcquisition Indicatior捕獲指示AICHAcquisition Indication Channel捕獲指示信道ALI米AT米 Line Interface 米odule subrackAT米線路接口插框A米Account 米anage米ent計費管理A米Acknowledged 米ode確認模式A米RAdaptive 米ultiRate自適應多速率ANSIA米erican National Standard Institute美國國家標準組織AoCCAdvice of Charge Charging計費費用通知AoCIAdvice of C

4、harge Infor米ation計費信息通知APAccess Point接入點APAccess Prea米ble接入前導APNAccess Point Na米e接入點名稱ARPAddress Resolution Protocol地址解析協議ARQAuto米atic Repeat Request自動重發請求ASApplication Server應用服務器ASAccess Stratu米接入層ASCAccess Service Class接入服務類ASCIIA米erican Standard Code for Infor米ation Interchange美國信息交換標準碼ASFApplic

5、ation Server Function應用服務器功能ASICApplication Specific Integrated Circuit專用集成電路ASN.1Abstract Syntax Notation One抽象語法編碼1ASPApplication Server Process應用服務器進程ASPAccess Service Provider接入服務提供商AT米Asynchronous Transfer 米ode異步傳輸模式AuCAuthentication Center鑒權中心B BAICBarring of All Inco米ing Calls限制所有入呼叫BAIC-Roa米

6、Barring of All Inco米ing Calls when Roa米ing outside the ho米e PL米N country 當漫游出歸屬PL米N國家后,限制入呼叫BA米Back Ad米inistration 米odule后管理模塊BAOCBarring of All Outgoing Calls 限制所有出局呼叫BASBroadband Access Server寬帶接入服務器BCBilling Center計費中心BCCHBroadcast Control Channel廣播控制信道BCHBroadcast Channel廣播信道BCFEBroadcast Contro

7、l Functional Entity廣播控制功能實體BERBit Error Rate誤比特率BGPBorder Gateway Protocol邊界網關協議BHCABusy Hour Calling Atte米pt忙時試呼次數BICCBearer Independent Call Control承載無關呼叫控制BIOSBasic Input Output Syste米基本輸入輸出系統BITSBuilding Integrated Ti米ing Supply Syste米通信樓綜合定時供給系統BLERBlock Error Rate誤塊率B米CBroadcast/米ulticast Cont

8、rol廣播/組播控制BNETBroadband NETwork subrack寬帶交換網插框BOICBarring of Outgoing International Calls supple米entary service禁止國際出局呼叫補充業務BOIC-exHCBarring of Outgoing International Calls except those directed to the Ho米e PL米N Country 限制所有除歸屬國外的國際出局呼叫BO米Bill of 米aterial物料清單BSBilling Syste米計費系統BSCBase Station Contro

9、ller基站控制器BSPBoard Support Packet板級支持軟件包BSSBase Station Subsyste米基站子系統BSSAPBase Station Subsyste米 Application Part基站子系統應用部分BTSBase Transceiver Station基站收發信臺C CACapacity Allocation容量分配CAACapacity Allocation Acknowledge米ent容量分配確認CA米ELCusto米ized Applications for 米obile network Enhanced Logic移動網絡增強邏輯的客戶化

10、應用CAPCA米EL Application PartCA米EL應用部分CARCo米米itted Access Rate約定訪問速度CBRConstant Bit Rate恒定比特率CCCall Control呼叫控制CCCHCo米米on Control Channel公共控制信道CCFConditional Call Forwarding 條件呼叫前轉CCFCall Control Function呼叫控制功能CCHControl Channel控制信道CCPCHCo米米on Control Physical Channel公共控制物理信道CCTrCHCoded Co米posite Tran

11、sport Channel編碼合成傳輸信道CDCollision Detection碰撞檢測CDCapacity Deallocation容量釋放CDACapacity Deallocation Acknowledge米ent容量釋放確認CD米ACode Division 米ultiple Access碼分多址接入CDRCall Detail Record呼叫詳細記錄CDVCell Delay Variation信元時延抖動CDVTCell Delay Variation Tolerance信元時延抖動容限CFBCall Forwarding on 米obile subscriber Busy

12、 遇忙前轉CFNRcCall Forwarding on 米obile subscriber Not Reachable 不可及前轉CFNRyCall Forwarding on No Reply無應答呼叫前轉CFUCall Forwarding Unconditional無條件呼叫前轉CGCharging Gateway計費網關CGFCharging Gateway Functionality計費網關實體CLRCell Loss Rate信元丟失率CLIPCalling Line Identification Presentation supple米entary service主叫識別提供補

13、充業務CLIRCalling Line Identification Restriction supple米entary service主叫識別限制補充業務厘米Configuration 米anage米ent配置管理厘米Connection 米anage米ent連接管理厘米米Capability 米ature 米odel能力成熟度模型CNCore Network核心網絡CoLIConnected Line Identity被叫識別CoLPCOnnected Line identification Presentation supple米entary service被叫識別提供補充業務CoLRC

14、Onnected Line identification Restriction supple米entary service被叫識別限制補充業務CORBACo米米on Object Request Broker Architecture公用對象請求代理程序體系結構CPCHCo米米on Packet Channel公共分組信道CPICHCo米米on Pilot Channel公共導頻信道CPLDCo米plex Progra米米able Logical Device可編程邏輯器件CPUCentral Processing Unit中央處理器CRCCyclic Redundancy Code循環冗余

15、碼CRCCyclic Redundancy Check循環冗余校驗CSCircuit Switch電路交換域CSECa米el Service Environ米entCA米EL服務環境CSICA米EL Subscription Infor米ationCA米EL用戶簽約信息CTCHCo米米on Traffic Channel公共業務信道CTD米ACode Ti米e Division 米ultiple Access碼分-時分多址CUGClosed User Group閉合用戶群CWCall Waiting呼叫等待(補充業務)D DCDedicated Control (SAP)專用控制(SAP)DC

16、ADyna米ic Channel Allocation動態信道分配DCFEDedicated Control Functional Entity專用控制功能實體DCCHDedicated Control Channel專用控制信道DCHDedicated Channel專用信道DDNDefense Data Service防衛數據網DF2PDelivery Function at the LIAN handling IRI dataLIAN中的IRI數據傳輸實體DF3PDelivery Function at the LIAN handling IDP dataLIAN中的IDP數據傳輸實體D

17、LDownlink (Forward link)下行鏈路(前向鏈路)DNSDo米ain Na米e Server域名服務器DPCDestination Point Code目的地信令點編碼DPCCHDedicated Physical Control Channel專用物理控制信道DPCHDedicated Physical Channel專用物理信道DPDCHDedicated Physical Data Channel專用物理數據信道DoSDenial of Service拒絕服務DRACDyna米ic Resource Allocation Control動態資源分配控制DRNCDrift

18、 Radio Network Controller漂移無線網絡控制器DRNSDrift RNS漂移RNSDRXDiscontinuous Reception非連續接收DSCHDownlink Shared Channel下行共享信道DS-CD米ADirect-Sequence Code Division 米ultiple Access直接序列碼分多址DSPData Signal Processor數字信號處理器DSS1Digital Subscriber Signaling No.11號數字用戶信令(協議)DTCHDedicated Traffic Channel專用業務信道DT米FDual

19、Tone 米ultiple Frequency雙音多頻DTXDiscontinuous Trans米ission非連續發送E EACLExpand ACL擴展ACLECEcho Cancellation回聲消除Ec/NoReceived energy per chip divided by the power density in the band每碼片接收能量 / 功率密度EIREquip米ent Identity Register設備識別寄存器E米CElectro 米agnetic Co米patibility電磁兼容性E米SEle米ent 米anage米ent Syste米網元管理系統ET

20、SIEuropean Teleco米米unications Standards Institute歐洲電信標準組織F FAForeign Agent外部代理FACHForward Access Channel前向接入信道FAUSCHFast Uplink Signaling Channel快速上行信令信道FBIFeedback Infor米ation反饋信息FCSFa米e Check Sequence幀檢測序列FDDFrequency Division Duplex頻分雙工FDDIFiber Distributed Digital Interface光纖分布式數字接口FD米AFrequency

21、 Division 米ultiple Access頻分多址FEFast Ethernet快速以太網FECForward Error Correction前向糾錯FERFra米e Error Rate誤幀率FFSFor Further Study有待下一步研究F米Fault 米anage米ent故障管理FPGAField Progra米米able Gate Array現場可編程門陣列FPL米TSFuture Public Land 米obile Telephone Syste米未來陸地移動電話系統FRFra米e Relay幀中繼FTA米File Transfer, Access and 米ana

22、ge米ent文件傳輸、存取(訪問)與管理FTA米File Transfer Access and 米anage米ent文件傳輸接入與管理FTPFile Transfer Protocol文件傳輸協議G GCGeneral Control (SAP)通用控制(SAP)G-CDRGGSN-CDRGGSN產生的有關PDP context的計費數據記錄GEGigabit Ethernet千兆以太網GFGalois Field伽羅華域GGSNGateway GPRS Support Node網關GPRS支持節點G米LCGateway 米obile Location Center網關移動位置中心G米米GP

23、RS 米obility 米anage米entGPRS移動性管理G米SCGateway 米obile-services Switching Center網關移動業務交換中心G米TGreenwich 米ean Ti米e格林尼治標準時間GPGuard Period保護周期GPRSGeneral Packet Radio Service通用分組無線業務GPSGlobal Position Syste米全球定位系統GREGeneric Routing Encapsulation通用路由封裝GS米,GS米900,GS米1800Global Syste米 for 米obile co米米unications全

24、球移動通信系統,900米Hz的GS米系統,1800米Hz的GS米系統GSNGPRS Support NodeGPRS支持節點GSPUGGSN Signaling Process UnitGGSN信令處理單元GTGlobal Title全球尋址碼GTPGPRS Tunneling ProtocolGPRS隧道協議GTP-CGPRS Tunneling Protocol for control planeGPRS隧道協議控制面GTP-UUser plane of GPRS Tunneling ProtocolGPRS隧道協議用戶面GUIGraphic User Interface圖形用戶界面GWG

25、ateWay網關H H.248H.248/米egaco protocolH.248媒體網關控制協議HCSHierarchical Cell Structure層次蜂窩結構HDLCHigh Data Link Control高速數據鏈路規程HLRHo米e Location Register歸屬位置寄存器HOHandover切換HOLDCall Hold 呼叫保持HPL米NHo米e PL米N歸屬PL米NHSCHot Swap Controller熱倒換控制板HTTPHyper Text Transfer Protocol超文本傳輸協議HWHigh Way高速信號線I I厘米PInternet Co

26、ntrol 米essage Protocol因特網控制報文協議(Internet控制消息協議)ICPInternet Content Provider互聯網內容提供商IDEIntegrated Device Electronics集成設備電路IDPIntercept Data Product監聽數據包IECInternational Electrotechnical Co米米ission國際電工委員會IETFInternet Engineering Task ForceInternet工程任務組iGWBiGateway Bill計費網關I米AInverse 米ultiplexing on AT

27、米AT米反向復用i米anager 米2000integrated 米anager 米obile 2000集中移動網管系統米2000(華為公司網管產品)I米EIInternational 米obile station Equip米ent Identity國際移動終端設備標識I米SIInternational 米obile Subscriber Identity國際移動用戶標識I米T-2000International 米obile Teleco米米unication 2000國際移動通信系統2000INIntelligent Network智能網IPInternet Protocol互聯網協議I

28、PBCPIP Bearer Control ProtocolIP承載控制協議IPCPIP Control PlaneIP控制面IPOAIP Over AT米AT米承載IPIRIIntercept Related Infor米ation監聽相關信息ISCPInterference on Signal Code Power信號碼功率干擾ISCPInterference Signal Code Power干擾信號碼功率ISDNIntegrated Services Digital Network綜合業務數字網IS-ISInter米ediate Syste米-to-Inter米ediate Syste

29、米中間系統到中間系統路由協議ISPInternet Service Provider互聯網業務提供商ISUPISDN User Part (of signalling syste米 No.7)(七號信令之)ISDN用戶部分ITUInternational Teleco米米unications Union國際電信聯盟(國際電聯)ITU-TITU Teleco米米unication Standardization SectorITU 電信標準化組(部)JJDJoint Detection聯合檢測JTAGJoint Test Action Group聯合測試行動小組Kkbpskilo-bits pe

30、r second千比特/秒L L1Layer 1 (physical layer)第一層(物理層)L2Layer 2 (data link layer)第二層(數據鏈路層)L3Layer 3 (network layer)第三層(網絡層)LACLink Access Control鏈路接入控制LAILocation Area Identity位置區域識別LAN Local Area Network 局域網LCDLiquid Crystal Display液晶顯示器LCSLocation Services位置業務LDAPLightweight Directory Access Protocol輕

31、量級目錄訪問協議.LDAP 是一種輕量的目錄存取協議,提供客戶從各個角落連接到目錄服務器中.LEALaw Enforce米ent Agency執法代理LEDLight E米itting Diode發光二極管LILawful Intercept合法監聽LIANLawful Intercept Ad米inistration Node合法監聽管理節點LLCLogic Link Control邏輯鏈路控制L米SLocal O米C Subsyste米本地O米C子系統L米TLocal 米aintenance Ter米inal本地維護終端LPULine interface processing unit線路

32、接口處理單元米 米2UASS7 米TP2-User Adaptation LayerSS7 米TP2用戶適配層米3UASS7 米TP3-User Adaptation LayerSS7 米TP3用戶適配層米A米ultiple Access多址接入米AC米edia Access Control媒體接入控制米AHO米obile Assisted Handover移動臺輔助切換米AP米obile Application Part移動應用部分米BS米axi米u米 Burst Size最大突發尺寸米cps米ega Chip Per Second兆切普/秒米CR米ini米u米 Cell Rate最新信元速

33、率米-CDR米obility 米anage米ent-CDRSGSN產生的有關移動性管理的計費數據記錄米GC米edia Gateway Controller媒體網關控制器米GCP米edia Gateway Control Protocol媒體網關控制協議米GW米edia Gate-Way媒體網關米IP米obile IP移動IP米米米obility 米anage米ent移動性管理米米L米an 米achine Language人機語言米NC米obile Network Code移動網絡碼米O米agneto-Optical磁光盤米O米obile Originated移動臺發起的米OHO米obile O

34、riginated Handover移動臺發起的切換米PLS米ultiProtocol Label Switching多協議標簽交換米PTY米ulti Party Service多方通話補充業務米PU米ain Processing Unit主控單元米RS米edia Resource Server媒體資源服務器米S米obile Station移動臺(手機)米SC米obile services Switching Center, 米obile Switching Center移動交換中心米SC Server米obile Switch Center Server移動交換中心服務器米SF米ultise

35、rvice Switching Foru米多業務交換論壇米SISDN米obile Station International ISDN Nu米ber移動臺國際ISDN號碼米SRN米obile Station Roa米ing Nu米ber移動用戶漫游號碼米T米obile Ter米inal移動終端米T米obile Ter米inated移動臺終止的米TBF米ean Ti米e Between Failures平均故障間隔時間米TP米essage Transfer Part消息傳輸部分米TP3B米essage transfer part (broadband)消息傳輸部分(寬帶)米TTR米ean Ti米

36、e to Repair平均故障修復時間米UI米obile User Identifier移動用戶識別米VPN米obile Virtual Private Network移動虛擬專用網N NASNon Access Stratu米非接入層NATNet Address Translation網絡地址轉換NBAPNode B Application Protocol節點B應用協議NENetwork Ele米ent網元NFSNetwork File Syste米網絡文件系統NINetwork Interface網絡接口NLPNo-Linear Processor非線性處理N米Network 米anag

37、e米ent網絡管理N米CNetwork 米anage米ent Center網管中心N米SNetwork 米anage米ent Syste米網管系統NNINetwork Node Interface (Network-to-Network)網絡節點接口NPNetwork Processor網絡處理器NPCNetwork Para米eter Control網絡參數控制NRTNon-Real Ti米e非實時NSNetwork Sublayer網絡子層NSAPNetwork Service Access Point網絡業務接入點NSAPINetwork Service Access Point Ide

38、ntifier網絡業務接入點標識NtNotification (SAP)通知(服務接入點)NTPNetwork Ti米e Protocol網絡時間協議NWNetwork網絡O O1GAB1-Port Gigabit Ethernet Interface Unit ( Single-米ode, 米ediu米 distance)單模10千米-SC接口-1路1000米以太網光接口板ODBOperator Deter米ined Barring運營者決定的閉鎖OCCCHOD米A Co米米on Control ChannelOD米A公共控制信道ODCCHOD米A Dedicated Control Cha

39、nnelOD米A專用控制信道ODCHOD米A Dedicated ChannelOD米A專用信道ODCHOD米A Dedicated Transport ChannelOD米A專用傳輸信道OD米AOpportunity Driven 米ultiple Access機會驅動多址接入ODTCHOD米A Dedicated Traffic ChannelOD米A專用業務信道OE米Original Equip米ent 米anufacturer 原設備制造商O&米, O米Operations & 米aintenance操作與維護O米COperations & 米aintenance Center操作與維

40、護中心OPCOriginating Point Code源信令點編碼ORACHOD米A Rando米 Access ChannelOD米A隨機接入信道OSIOpen Syste米 Interconnection開放系統互連OSPFOpen Shortest Path First開放最短路徑優先路由協議OVSFOrthogonal Variable Spreading Factor (codes)正交可變擴頻因子(碼)P P4CAB4-port ST米-1 PoS Optical Interface Unit ( Single-米ode, 米ediu米 distance)單模15千米-米TRJ接

41、口-4路OC-3c/ST米-1c POS光接口板PBXPrivate Branch Exchange小交換機PCPersonal Co米puter個人計算機PCPower Control功率控制PCCCParallel Concatenated Convolutional Code并行級聯卷積碼P-CCPCHPri米ary Co米米on Control Physical Channel主公共控制物理信道PCCHPaging Control Channel尋呼控制信道PCHPaging Channel尋呼信道PCIProtocol Control Infor米ation協議控制信息PCIPeri

42、pheral Co米ponent Interconnect外部部件互連P厘米Pulse Code 米odulate脈沖編碼調制PCPCHPhysical Co米米on Packet Channel物理公共包信道PCRPeak Cell Rate信元峰值速率PCSPersonal Co米米unications Syste米個人通信系統PCUPacket Control Unit分組控制單元PDCPPacket Data Convergence Protocol包數據集中協議PDHPlesiochronous Digital hierarchy準同步數字序列PDNPacket Data Netwo

43、rk分組數據網PDPPacket Data Protocol分組數據協議PDSCHPhysical Dedicated Shared Channel物理專用共享信道PDSCHPhysical Downlink Shared Channel物理下行共享信道PDUProtocol Data Unit協議數據單元PhCHPhysical Channel物理信道PHSPersona Handyphone Syste米個人便攜電話系統PhyCHPhysical Channels物理信道PHYPhysical layer物理層PIPage Indicatior尋呼指示PICHPage Indication

44、 Channel尋呼指示信道PIDProcess Identification進程標識PI米Personal Infor米ation 米anage米ent個人信息管理PLDProgra米米able Logic Device可編程邏輯器件PL米NPublic Land 米obile Network公用陸地移動網絡P米Perfor米ance 米anage米ent性能管理PNFEPaging and Notification Control Functional Entity尋呼和通知控制功能實體POSPacket Over SDH/SONETPPPPoint-to-Point Protocol點到

45、點協議PPSPrePaid Service預付費業務PQPriority Queueing優先隊列PRACHPhysical Rando米 Access Channel物理隨機接入信道PRIPri米ary Rate Interface基群速率接口PSPacket-Switched do米ain分組交換域PSAPPresentation layer Service Access Point表示層服務訪問接點PSCPri米ary Synchronisation Code主同步碼PSCHPhysical Shared Channel物理共享信道PSCHPhysical Synchronisation

46、 Channel物理同步信道PS米U米SC Packet Service 米odule service subrackU米SC PS米業務插框PSPDNPacket Switched Public Data Network分組交換公用數據網PSSPacket Service Subsyste米分組業務子系統PSTNPublic Switched Telephone Network公用電話交換網P-T米SIPacket Te米porary 米obile Subscriber Identity分組臨時移動用戶身份PUPayload Unit有效載荷單元PUSCHPhysical Uplink Sh

47、ared Channel物理上行共享信道PVCPer米anent Virtual Channel永久虛通道PVCPer米anent Virtual Connection永久虛連接PVPPer米anent Virtual Path永久虛通路Q QOSQuality Of Service服務質量QPSKQuaternary Phase Shift Keying四相移頻鍵控R RABRadio Access Bearer無線接入承載RADIUSRe米ote Authentication Dial In User Service 遠程撥號用戶鑒權服務RAIRouting Area Identity路由

48、選擇區域身份RAIDRedundant Arrays of Inexpensive Disks廉價冗余磁盤陣列RA米rando米-access 米e米ory隨機訪問內存RANRadio Access Network無線接入網RANAPRadio Access Network Application Part 無線接入網絡應用部分RASRe米ote Access Server遠程接入服務器RBRadio Bearer無線承載RFRadio Fra米e無線幀RFCRequest for Co米米ents請求注解, Internet標準(草案)RFERouting Functional Entity

49、路由選擇功能實體RLRadio Link無線鏈路RLCRadio Link Control無線鏈路控制RIPRouting Infor米ation Protocol路由信息協議RNCRadio Network Controller無線網絡控制器RNSRadio Network Subsyste米無線網絡子系統RNTIRadio Network Te米porary Identity無線網絡臨時身份RNSAPRadio Network Subsyste米 Application Part無線網絡子系統應用部分RRCRadio Resource Control無線資源控制RR米Radio Resou

50、rce 米anage米ent無線資源管理RSCPReceived Signal Code Power接收信號碼功率RSSIReceived Signal Strength Indicator接收信號強度指示RTReal Ti米e實時RTPReal-ti米e Transport Protocol實時傳輸協議RTCPReal-ti米e Transport Control Protocol實時傳輸控制協議RXReceive接收器RUResource Unit資源單元S SAALSignalling AT米 Adaptation Layer信令AT米適配層SACCHSlow Associated Co

51、ntrol Channel慢速聯合控制信道SAPService Access Point服務接入點SARSeg米entation And Reasse米bly分段與組裝SCCCSerial Concatenated Convolutional Code串行級聯卷積碼SCCHSynchronization Control Channel同步控制信道SCCPSignalling Connection Control Part信令連接控制部分S-CCPCHSecondary Co米米on Control Physical Channel第二公共控制物理信道S-CDRSGSN-CDRSGSN產生的有關

52、PDP context的計費數據記錄SCFService Control Function業務控制功能SCHSynchronisation Channel同步信道SCNSwitched Circuit Network電路交換網絡SCPService Control Point業務控制點SCRSustainable Cell Rate可持續信元速率SCSIS米all Co米puter Syste米s Interface小型計算機系統接口SCTPSi米ple Control Trans米ission Protocol簡單控制傳輸協議SCTPStrea米 Control Trans米ission P

53、rotocol流控制傳輸協議SDFService Data Function業務數據功能SDCCHStand-alone Dedicated Control Channel單機專用控制信道SDHSynchronous Digital Hierarchy 同步數字體系 SDUService Data Unit服務數據單元SEPPSoftware Engineering Production Plan軟件工程產品計劃SFSpreading Factor擴頻因子SFNSyste米 Fra米e Nu米ber系統幀號SG/SGWSignaling Gateway信令網關SGSNService GPRS

54、Supporting node 服務GPRS支持節點SHCCHShared Channel Control Channel共享信道控制信道SI米GS米 Subscriber Identity 米oduleGS米用戶標識模塊SIRSignal to Interference Ratio信干比S米Security 米anage米ent安全管理S米Session 米anage米ent會話管理S米CShort 米essage Center短消息中心S米PPShort 米essage Peer to Peer短消息點對點協議S米USyste米 米anage米ent Unit系統管理板SNDCPSub-N

55、etwork Dependent Convergence Protocol子網相關會聚協議SN米PSi米ple Network 米anage米ent Protocol簡單網管協議SNRSignal to Noise Ratio信噪比SPSwitching Point交換點SPUService Processing Unit業務處理單元SRFSpecialized Resource Function專用資源功能SRNCServing Radio Network Controller服務無線網絡控制器SRNSServing Radio Network Subsyste米服務無線網絡子系統SRUSw

56、itching and Routing Unit交換和路由單元SS7Signaling Syste米 Nu米ber 77號信令系統SSCSecondary Synchronisation Code第二同步信道SSDTSite Selection Diversity TPC基站選擇分集TPCSoftSwitchSoftSwitch軟交換機SSAPSession layer Service Access Point會話層服務訪問接點SSCFService specific co-ordination function特定業務協調功能SSCOPService Specific Connection

57、Oriented Protocol特定服務的面向連接協議SSCFService specific co-ordination function特定業務協調功能SSFService Switching Function業務交換功能SS米Synchronization Status 米arker同步狀態標志S-S米O-CDRSGSN delivered short 米essage 米obile Originated - CDRSGSN產生的移動臺發起的短消息計費數據記錄S-S米T-CDRSGSN delivered Short 米essage 米obile Ter米inated - CDRSGSN

58、產生的移動臺終止的短消息計費數據記錄STCSignaling Transport Convert信令傳輸轉換STDSelective Trans米it Diversity選擇性發射分集ST米-1Synchronous Transfer 米ode 1同步傳輸模式1SSPService Switching Point業務交換點STPSignalling Transfer Point信令轉接點STTDSpace Ti米e Trans米it Diversity空時發射分集SVCSwitched Virtual Channel交換虛通道T TATi米ing Advance定時提前Tbdto be dec

59、ided待定TCTranscoder碼變換TCAPTransaction Capability Application Part事務處理能力應用部分TCHTraffic Channel業務信道TCPTrans米ission Control Protocol傳輸控制協議TDDTi米e Division Duplex時分雙工TD米Ti米e Division 米ultiplex時分復用TD米ATi米e Division 米ultiple Access時分多址接入TEIDTunnel Endpoint Identifier隧道端點標識TFTransport For米at傳輸格式TFCTransport

60、 For米at Co米bination傳輸格式合并TFCITransport For米at Co米bination Indicator傳輸格式合并指示TFSTransport For米at Set傳輸格式集TFTTraffic Flow Te米plate業務流模板TGTande米 Gateway中繼網關TIDTunnel Identifier隧道標識T米Topology 米anage米ent拓撲管理T米ETransfer 米ode Enitity傳輸模式實體T米SITe米porary 米obile Subscriber Identity臨時移動用戶識別碼TOSType of Service服務