数字信号技术在电子信息工程设计中的应用研究  

Research on the Application of Digital Signal Technology in Electronic Information Engineering Design

作　　者：沈琪 SHEN Qi(Yuncheng University for the Elderly,Heze,Shandong 274700,China)

机构地区：[1]郓城老年大学,山东菏泽274700

出　　处：《移动信息》2025年第3期364-366,共3页Mobile Information

摘　　要：文中探讨了数字信号技术在电子信息工程设计中的应用,重点分析了数字滤波、快速傅里叶变换(Fast Fourier Transform,FFT)以及数字调制解调技术在复杂通信环境下的表现。通过应用测试,验证了这些技术在信号预处理、频谱分析和数据传输中的有效性。测试结果表明,系统在不同信噪比下的处理速度、误码率和信号恢复精度均得到了提升,尤其是在高信噪比条件下,展示了数字信号技术在提高通信系统性能方面的巨大潜力。This paper discusses the application of digital signal technology in electronic information engineering design,focusing on the performance of digital filtering,Fast Fourier Transform(FFT)and digital modulation and demodulation techniques in complex communication environments.Through application tests,the effectiveness of these techniques in signal preprocessing,spectrum analysis and data transmission is verified.The test results show that the processing speed,error bit rate and signal recovery accuracy of the system under different signal to noise ratios have been improved,especially under high signal to noise ratio conditions,demonstrating the great potential of digital signal technology in improving the performance of communication systems.

关 键 词：数字信号技术 电子信息工程设计 数字滤波 快速傅里叶变换 数字调制解调 

分 类 号：TP399[自动化与计算机技术—计算机应用技术]