移动通信专业词汇对照表(频率)带宽(frequency) bandwidth3 代合作项目(3GPP)3rd Generation partnership project IMT-2000:国际电联命名 3 代移动通信系统International Mobile Telecommunications 20007 号信令系统Signaling System No. 7(SS7)爱尔兰Erlang按键keypad按键音keypad tone八木天线Yagi antenna白噪声white Gaussian noise被叫通话incoming call 本地移动用户身份 ( LMSI)local mobile station identity比特率bit rate彩屏color screen彩信服务 MMSMultimedia Message service菜单模式list view/ grid view操作菜单options操作维护中心 (OMC)operation and maintenance center产品种类product variety承载业务bearer service充电charge抽样sampling传播时延propagation delay 或 transmission delay传输速率Baud Rate 或 Data Rate传输损耗 (无线线路的)transmission loss (of a radio link)串话crosstalk带宽bandwidth带内信令in-band signalling带外信令out-band signalling单向控制unidirectional control当 被 呼 移 动 用 户 不 回 答 时 的 呼 叫 转 移 (CFNRy)call forwarding on no reply当被呼移动用户忙时的呼叫转(CFB)calling forwarding on mobile subscriber busy导频pilot frequency导频信道Pilot Channel到达时间Time of arrival地波ground wave第三代服务 GPRS 的节点(3G SGSN)3rd Generation Serving GPRS Support Node第三代移动通信系统third generation mobile systems电信Telecommunications电源power supply调制modulation调制器modulator动态信道分配Dynamic channel allocation短信服务 SMSShort Message Service多径传播multipath propagation多径分集multipath diversity多径时延multipath delay多径衰落multipath fading多径效应multipath effect多路复接multiplexing多普勒频移Doppler shift多用户信道multi-user channel多帧multiframe多址呼叫multiaddress call发射emisssion访问位置寄存器 (VLR)visitor location register分集diversity分集接收diversity reception分集增益diversity gain蜂窝裂变/分裂cellular splitting蜂窝通信原理cellular communication principle服务质量quality of service辐射radiation辅助公共控制物理信道 SCCPCHSecondary Comm...