通信工程中的信号处理与干扰抑制技术  

Signal Processing and Interference Suppression Technologies in Communication Engineering

作　　者：方庆祥 FANG Qingxiang

机构地区：[1]广东南方通信建设有限公司,广东广州510630

出　　处：《今日自动化》2024年第11期35-37,共3页Automation Today

摘　　要：信号处理与干扰抑制技术是通信工程的关键组成部分,关乎通信系统的性能与可靠性。数字信号处理(DSP)将连续信号转换为离散信号,通过快速傅里叶变换等算法和数字滤波器优化信号处理流程。自适应滤波技术通过动态调整滤波器参数来优化信号接收,广泛应用于回声抑制、干扰消除等场景,并通过算法改进解决技术挑战。信号编码与调制技术提升数据传输可靠性,正交频分复用技术增强信号稳定性与质量。接收机设计优化关注提高灵敏度和选择性,集成先进的数字信号处理技术以适应复杂环境。频谱分析与管理技术识别干扰源并优化频谱使用,提高通信效率。这些技术的综合应用确保了通信系统的高效运行和稳定性。Signal processing and interference suppression technology are key components of communication engineering,which are related to the performance and reliability of communication systems.Digital signal processing converts continuous signals into discrete signals and optimizes the signal processing flow through algorithms such as fast Fourier transform and digital filters.Adaptive filtering technology optimizes signal reception by dynamically adjusting filter parameters,and is widely used in scenarios such as echo suppression and interference cancellation.It also solves technical challenges through algorithm improvements.Signal coding and modulation techniques improve the reliability of data transmission,while orthogonal frequency division multiplexing technology enhances signal stability and quality.Receiver design optimization focuses on improving sensitivity and selectivity,integrating advanced digital signal processing technologies to adapt to complex environments.Spectrum analysis and management techniques identify interference sources and optimize spectrum usage to improve communication efficiency.The comprehensive application of these technologies ensures the efficient operation and stability of communication systems.

关 键 词：信号处理 干扰抑制 数字信号处理 自适应滤波 频谱管理 

分 类 号：TP181[自动化与计算机技术—控制理论与控制工程]