Spread Spectrum technique is widely used in digital cell-phone mobile communication system, satellite mobile communication, inside wireless communication and future personal communication.
扩频技术在数字蜂窝移动通信系统、卫星移动通信、室内无线通信和未来的个人通信中被广泛采用。
The functions of this system software include that it can realize ECG data transceiver, data memory, waveform display and communication management by using servers and Personal Digital Assistant(PDA).
该系统软件功能包括对服务器和个人数码助理（PDA）心电数据的收发、存储、波形显示和通信管理。
Personal computers, communication equipment, digital telephone, electronic games machines, CRTs, hard disk drives, cellular phones, PDAs, printers and other computer peripheral products.
个人电脑、通讯设备、数位电话、电子游戏机、阴极射线管、硬式磁碟机、行动电话，个人数位助理、列表机和其他电脑周边设备。
With urged demand on the digital, wideband, personal and mobile communication, OFDM has become one of the hottest topics in this field.
随着人们对通信数字化、宽带化、个人化、移动化的要求，OFDM正在成为移动通信中的研究热点。
The receiving circuit of the pager is applied in the PDA (Personal Digital Assistant) of the railway communication information system so that the information in the system can be refreshed.
铁路交通信息系统PDA为了使内部信息具有实时性，在系统内部增加传呼接收电路，从而可以实时更新铁路、民航交通信息。
The receiving circuit of the pager is applied in the PDA (Personal Digital Assistant) of the railway communication information system so that the information in the system can be refreshed.
铁路交通信息系统PDA为了使内部信息具有实时性，在系统内部增加传呼接收电路，从而可以实时更新铁路、民航交通信息。
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