蜂窝数字分组数据（CDPD）系统是基于模拟蜂窝电话网的无线分组数据通信系统。
The cellular digital packet data(CDPD) system is a wireless packet communication system based on analog cellular telephone networks.
移动体通信网(5)向便携电话机(1)发送分组呼叫确立应答信号，之后发送分组数据。
A mobile communication network (5) transmits a packet call establishment response signal to the mobile telephone unit (1) and thereafter transmits a packet data.
蜂窝数字分组数据通信网(CDPD)是新一代移动无线数据通信技术。
CDPD is a new kind of mobile wireless data communication technology.
应用推荐