摘要
设计了一种全数字AGC超带宽自适应射频放大器,介绍了系统方案,阐述了全数字AGC及K-means数字自适应滤波算法原理及工作过程。经实验测试,放大器能有效抑制噪声,在特定的频率范围内满足增益及其带内起伏限定要求,满足射频无线收发要求,系统工作稳定、可靠,有较高的工程应用价值。
An full digital AGC ultra-bandwidth adaptive RF amplifier is designed,the system scheme is introduced,and the principle and working process of the all-digital AGC and K-means digital adaptive filtering algorithm are described.After experimental testing,the amplifier can effectively suppress noise,meet the requirements of gain and in-band fluctuations within a specific frequency range,meet the requirements of radio frequency wireless transceiver,and the system works stably,reliably,and has high engineering application value.
作者
晏勇
雷航
梁潘
YAN Yong;LEI Hang;LIANG Pan(College of Electronic Information and Automation, Aba Teachers University, Aba 623002, China;School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu 610054, China;College of Sergeant Management, Chengdu Aeronautical Vocational and Technical College, Chengdu 610100, China)
出处
《兵器装备工程学报》
CAS
北大核心
2020年第7期138-142,共5页
Journal of Ordnance Equipment Engineering
基金
国家自然科学基金项目“云存储环境下有序可推演大数据隐私保护模型研究”(61373163)
阿坝州应用技术研究与开发重点项目“阿坝州滑坡与泥石流预警系统设计”(19YYJSYJ0091)
四川省教育信息技术“十三五”规划课题“基于云平台线上线下相融合的智慧课堂建设”(川教馆2019-142)。
关键词
全数字
超带宽
自适应
数字滤波
噪声抑制
full digital
ultra bandwidth
adaptive
digital filtering
noise suppression
作者简介
晏勇(1983—),男,硕士,副教授,主要从事无线传感器网络与无线射频收发研究,E-mail:yanyong12_@163.com;雷航(1960—),男,博士,博士生导师,教授,主要从事嵌入式系统软硬件协同设计研究,E-mail:hangl@uestc.com。
