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计算机应用 2007
Design and implementation of the development platform of digital receiver
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Abstract:
To solve the problem that the development of real signal receiving system is restricted to the hardware and bad expansibility, a virtual receiver system based on the idea of software radio was designed and implemented by VC and Matlab. The main function of the program includes I/Q conversion, digital downconversion, signal feature extraction, signal demodulation. The results of the practical application of the virtual receiver can give theoretical guidance to the basal development and extend the research of real digital receiving system.