本文对多制式软件无线电接收机的设计进行了研究。
This thesis is concerned with the study of designing multi-modulation scheme software radio receiver.
通过对硬件设计和软件设计两个方面的研究，设计了单制式软件无线电接收机。
Single-modulation scheme software radio receiver is designed by studying software design and hardware design.
首先介绍了两种软件无线接收机的数学模型，为多制式软件无线电接收机的设计提供了理论依据。
Two mathematic models of software radio receiver are introduced and they provide theoretic basis for designing multi-modulation scheme software radio receiver.
软件无线电接收机是否能正确的解调接收信号，样值同步是需要解决的基本问题之一，其好坏将直接影响系统性能。
Sample synchronization is a basic problem whether Software Radio Receiver systems can demodulate the received signal correctly, it also affects the performance of the system.
为了对软件无线电进行探索性研究，本论文主要研究了软件无线电接收机中的部分关键技术：包括数字下变频算法，多通道并行接收的信道化模型以及调制解调部分的实现。
In order to make a research on the software radio, this thesis focuses on key techniques for radio receiver including: DDC technology, the channelization model, modulation and demodulation algorithm.
软件无线电技术的出现导致了无线电接收机的革新。
The software radio technology' s appearance brings the renovation of wireless receiver.
软件无线电技术的出现导致了无线电接收机的革新。
The software radio technology' s appearance brings the renovation of wireless receiver.
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