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A DDS-based QPSK Modulator and its FPGA Implementation

Sheng Xiang-zuo

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Abstract

According to the development of the full digital design in modern communication systems and extensive applications of FPGA,this paper proposes a new implementation scheme of full digital QPSK modulator with FPGA,which is based on DDS technology.Finally the correctness and feasibility of the scheme are validated through software simulation and hardware testing.

About this research paper

What this paper is about

According to the development of the full digital design in modern communication systems and extensive applications of FPGA,this paper proposes a new implementation scheme of full digital QPSK modulator with FPGA,which is based on DDS technology.Finally the correctness and feasibility of the scheme are validated through software simulation and hardware testing.

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Available abstract

According to the development of the full digital design in modern communication systems and extensive applications of FPGA,this paper proposes a new implementation scheme of full digital QPSK modulator with FPGA,which is based on DDS technology.Finally the correctness and feasibility of the scheme are validated through software simulation and hardware testing.

Key concepts: Field-programmable gate array, Correctness, Phase-shift keying, Scheme (mathematics), Computer science, Software, Embedded system, Electronic engineering

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