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The digital demodulation technology in software radio

Xiao Da-guang

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Abstract

This paper introduces the concept of software radio,the action of digital demodulation technology in software radio,and analyses the digital orthogonal demodulation scheme,the digital demodulation scheme based on DFT for AM and QDPSK signals is put forward.

About this research paper

What this paper is about

This paper introduces the concept of software radio,the action of digital demodulation technology in software radio,and analyses the digital orthogonal demodulation scheme,the digital demodulation scheme based on DFT for AM and QDPSK signals is put forward.

Why it matters

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Available abstract

This paper introduces the concept of software radio,the action of digital demodulation technology in software radio,and analyses the digital orthogonal demodulation scheme,the digital demodulation scheme based on DFT for AM and QDPSK signals is put forward.

Key concepts: Demodulation, Software-defined radio, Digital radio, Computer science, Software, Scheme (mathematics), Electronic engineering, Radio frequency

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