1、GB/T398392021高于普通终端。GB/T37291-2019,定义3.1.13.1.2宽带集群broadband trunking基于宽带无线移动通信技术，支持特宽带数据传输业务、语音和多媒休形式的集群指挥周度业务的宽带无线通信系统。GB/T37291-2019,定义3.1.23.2缩略语下列缩略语适用于本文件。AMR:自适应多速率编码(Adaptive Multi-Rate)BCCH:广播控制信道(Broadeast Control Channel)BCH:广播信道(Broadeast Channel)BSR:缓存状态报告(Buffer Status Report)B-TrunC:宽
2、带集群通信(Broadband Trunking Communication)CCCH:公共控制信道(Common Control Channel)CIF:通用中间格式(Common Intermediate Format)CRC:循环冗余校验(Cyelic Redundancy Check)DCCH:专用控制信道(Dedicated Control Channel)DCI:下行控制信息(Downlink Control Information)DL:下行(Downlink)DI-SCH:下行共享信道(Downlink Shared Channel)DTCH:专用业务信道(Dedicated
3、Traffic Channel)G-RNTI:组无线网络临时标识(Group-Radio Network Temporary Identifier)HARQ:混合自动请求重发(Hybird Auto-Request)IMEl:国际移动台设备标识(International Mobile station Equipment Identity)IP:互联网协议(Internet Protocol)LTE:长期演进(L,ong Term Evolution)MAC:媒体访问控制(Medium Access Control)MB:主信息块(Master Information Block)MIMO:多
4、输入多输出(Multiple Input Multiple Output)NAS:非接入层(Non-Access Stratum)PCCH:寻呼控制信道(Paging Control Channel)PCH,寻呼信道(Paging Channel)PDCP:分组数据汇聚协议(Packet Data Convergence Protocol)PDSCH:物埋下行共享信道(Physical Downlink Shared channel)PDU:分组数据单元(Packet Data Unit)PHY:物理层(Physical Layer)PRB:物理资源块(Physical Resource Block)PTT:即按即说(Push To Talk)RLC:无线链路控制(Radio Link Control)ROHC:健壮头压缩(Robust Header Compression)RRC:无线资源管理(Radio Resource Control)
