基于接触非线性的无源互调抑制技术研究进展  

Research progress of suppression technology of Passive Intermodulation based on contact nonlinearity

作　　者：鲍艳 王露旋[1] 刘超 胡天存[4] 蒋文[5] BAO Yan;WANG Luxuan;LIU Chao;HU Tiancun;JIANG Wen(College of Light Industry Science and Engineering,Shaanxi University of Science and Technology,Xi'an Shaanxi 710021,China;Xi'an Key Laboratory of Green Chemicals and Functional Materials,Shaanxi University of Science and Technology,Xi'an Shaanxi 710021,China;Cutting Edge Technology Research Institute,Shaanxi University of Science and Technology,Xi'an Shaanxi 710021,China;Institute of Space Radio Technology,Xi'an Shaanxi 710100,China;Taizhou Wangling Insulation Material Factory,Taizhou Jiangsu 225327,China)

机构地区：[1]陕西科技大学轻工科学与工程学院,陕西西安710021 [2]陕西科技大学西安市绿色化学品与功能材料重点实验室,陕西西安710021 [3]陕西科技大学前沿技术研究院,陕西西安710021 [4]西安空间无线电技术研究所,陕西西安710100 [5]泰州市旺灵绝缘材料厂,江苏泰州225327

出　　处：《太赫兹科学与电子信息学报》2023年第3期291-300,316,共11页Journal of Terahertz Science and Electronic Information Technology

基　　金：国家自然科学基金资助项目(22078188,21878181)。

摘　　要：无线通信系统日益朝着高功率、高灵敏度的方向发展,无源互调(PIM)对信号传输的干扰问题是通信系统发展中亟需攻克的难题之一。据此,本文综述了无源互调产生的机理,并从降低接触面粗糙度、应用涂层材料和优化器件结构3个方面重点总结了无源互调抑制技术的研究进展,同时对不同抑制技术的优缺点进行了分析,最后对无源互调抑制技术的发展趋势进行了展望,以期为相关研究者提供借鉴和指导。Wireless communication systems are increasingly developing towards high power andhigh sensitivity.The interference of Passive Intermodulation(PIM)on signal transmission is one of thedifficult problems to be solved in the development of communication systems.Based on this,themechanism of passive intermodulation is summarized in this paper.The research progress of passiveintermodulation suppression technology from three aspects,such as reducing contact surface roughness,applying coating materials and optimizing device structure,are mainly reviewed.Moreover,theadvantages and disadvantages of different suppression technologies are analyzed.Finally,thedevelopment trends of passive intermodulation suppression technology are prospected.This work aims toprovide reference and guidance for relevant researchers.

关 键 词：无源互调 无线通信 接触非线性 涂层材料 抑制技术 

分 类 号：TN911.4[电子电信—通信与信息系统]