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M900/M1800 基站控制器 设备手册缩略语 AA，Asub A 接口ACCH Associated Control Channel 随路控制信道ACOM Antenna Combiner 天线合路器AGCH Access Grant Channel 接入允许信道AM /CM Administration Module/ CommunicationModule 管理和通信模块APC Automatic Power Control 自动功率控制API Application Program Interface 应用程序接口AuC Authentication Centre 鉴权中心BBA BCCH Allocation BCCH（频率）分配BAM Back Administration Module 后管理模块BCCH Broadcast Control CHannel 广播控制信道BER Bit Error Rate 比特误码率BHCA Busy Hour Call Attempt 忙时尝试呼叫BIE Base station Interface Equipment (board) 基站接口设备（板）BIOS Basic Input Output System 基本输入输出系统BM Basic Module 基本模块BSC Base Station Controller 基站控制器BSIC Base transceiver Station Identify Code 基站标识码BSS Base Station System 基站子系统BSSAP Base Station System Application Part 基站子系统应用部分BSSGP Base Station System GPRS Protocol 基站系统GPRS 协议BSSMAP Base Station System ManagementApplication Part 基站子系统管理应用部分BSSOMAP Base Station System Operation andMaintenance Application Part 基站子系统操作与维护应用部分BTS Base Transceiver Station 基站收发信台BTSM Base Transceiver Station Management BTS 管理CCA Cell Allocation 小区（频率）分配CBCH Cell Broadcast CHannel 小区广播信道CBSM Cell Broadcast Short Message 小区广播短消息CC Call Control 呼叫控制CCB Call Control Block 呼叫控制块CCCH Common Control Channel 公共控制信道CCH Control Channel 控制信道CIC Carrier Interface Controller board 载频接口控制器CKV Clock Drive board 时钟驱动板CPU Center Process Unit 中央处理单元CRC Cyclical Redundancy Correction 循环冗余校验CS Coding Scheme （信道）编码方式DDC Direct Current 直流DB DataBase 数据库DBMS Database Management System 数据库管理系统DDN Digital Data Network 数字数据网DLCI Data Link Connection Identifier 数据链路连接标识DPC Destination Point Code 目的信令点编码DRDBMS Distributed Relational DBMS 分布式关系数据库管理系统DRX Discontinuous Reception 不连续接收DSP Digital Signal Processor 数字信号处理器DTAP Direct Transfer Application Part 直接传输应用部分DTMF Dual Tone Multi-frequency 双音多频DTX Discontinuous transmission (mechanism) 不连续发送（机制）EE3M E3 sub-Multiplexer 增强型E1 子复用设备EA Early Allocation 预分配EIR Equipment Identity Register 设备识别寄存器EMC Electromagn