第2页共39页编号：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2页共39页前言..............................................................................................................................................................III1范围..................................................................................................................................................................22引用标准...........................................................................................................................................................23定义，符号和缩写...........................................................................................................................................33.1定义..............................................................................................................................................................33.2缩写..............................................................................................................................................................44空闲模式概述...................................................................................................................................................44.1概述..............................................................................................................................................................44.2空闲模式下AS和NAS功能划分...............................................................................................................64.3空闲模式下的服务类型...............................................................................................................................75过程描述...........................................................................................................................................................85.1PLMN选择和重选择...................................................................................................................................85.2空闲模式下小区选择和重选.......................................................................................................................85.2.1介绍..............................................................................................................................................................85.2.2空闲模式状态和状态转换.......................................................................................................................95.2.3小区选择过程...........................................................................................................................................115.2.4立即小区评估过程...................................................................................................................................135.2.5正常驻留状态...........................................................................................................................................155.2.6小区重选评估过程...................................................................................................................................155.2.7离开连接模式的小区选择.......................................................................................................................205.2.8任意小区选择...............................................................................
