信令流程宝典.docx

编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第页共NUMPAGES40页第PAGE\*MERGEFORMAT40页共NUMPAGES\*MERGEFORMAT40页信令流程宝典（Ver.1）缩略语清单：Abis接口BTS到BSC之间的接口BTSBaseTranceiverSystem基站BSCBaseStationController基站控制器CDMACodeDivisionMutiAccess码分多址ECAMExtendedChannelAssignmentmessage扩展信道指配消息Ec/IoPilotenergyaccumulatedoveronePNchipperiod（Ec）tothetotalpowerspectraldesity（Io）inthereceivedbandwidth每码片的能量比上所处1.23M带宽内的总功率谱密度其中Io为有效信号+噪声在信号频带内的总功率Ec/IorEC是导频码片功率，IOr为基站前向发射总功率，它们之比表示导频功率占基站总的发射功率的百分比。EIBEraseIndicationBit擦除指示位ESCAMExtendedSupplementalChannelAssignmentMessage扩展补充信道指配消息FCHFundamentalChannel基本信道FERFrameErrorRatio误帧率FMRFrameProcessingBoard帧处理板FWTFCForwardTrifficChannel前向业务信道MSMobileStation移动台NUM_RSCCHNumberofReverseSupplementalCodechannel反向补充编码信道个数OMUOperationMaintenanceUnit操作维护PMRMPowerMeasurementReportMessage功率测量报告消息RCRadioconfiguration无线配置RxReceivedPower接收功率RVTFCReverseTrifficChannel反向业务信道SCHSupplementalChannel补充信道TxTransmitPower发射功率FFERForwardFrameErsureRate前向误帧率TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc255477845"一.CDMA信令集合PAGEREF_Toc255477845\h3HYPERLINK\l"_Toc255477846"1.保密与识别PAGEREF_Toc255477846\h3HYPERLINK\l"_Toc255477847"2.登记PAGEREF_Toc255477847\h4HYPERLINK\l"_Toc255477848"3.前向链路PAGEREF_Toc255477848\h4HYPERLINK\l"_Toc255477849"4.前向链路PAGEREF_Toc255477849\h4HYPERLINK\l"_Toc255477850"二.系统消息概述和分类PAGEREF_Toc255477850\h5HYPERLINK\l"_Toc255477851"1.消息分类（六种必选）PAGEREF_Toc255477851\h5HYPERLINK\l"_Toc255477852"2.消息分