WCDMA 主要信令流程××技术2025 年 3 月下载后可任意编辑目 录1终端开机、搜索网络、选择网络、驻留..................................................................41.1 概述41.2 PLMN 选择和重选.................................................................................................41.3 小区选择和重选....................................................................................................42电路域差不多业务流程...........................................................................................42.1UE 主叫流程...................................................................................................42.2UE 被叫...........................................................................................................42.3CS64K 可视 业务流程...................................................................................42.3.1一般 CS64K 可视 业务.......................................................................42.3.2接入时对方手机不支持或所在网络不支持(通话建立过程中)................42.3.3通话过程中一方网络不支持，话音回落( 通话过程中回落)...................42.4MO SMS 流程.................................................................................................42.5MT SMS 业务流程...........................................................................................43PS 差不多业务流程................................................................................................43.1UE 发起的 PDP 激活/去活流程.......................................................................43.2WAP................................................................................................................43.3JAVA................................................................................................................43.4MMS................................................................................................................43.5STREAMING..............................................................
