建构于软件无线电理论的数字化中频接收系统，具备硬件可定义、功能可重配置的特点。
Based on software defined radio theory, the digital IF acquisition system has the features of hardware-defined and system re-configured.
同时作者还提出了软件无线电通用平台的硬件结构设计思路，为对软件无线电理论的进一步研究莫定了基础。
We also introduce a hardware structure of the software radio general platform, in order to establish the foundation of the deeper research of the software radio.
随着近年来软件无线电理论和应用趋于成熟与完善，软件无线电技术已经被越来越广泛地应用于蜂窝通信及各种军用和民用的无线通信系统中。
With the theory getting more matured and completed, SDR technology has been widely used in cellular communication system as well as other civil and military wireless communication systems.
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