K_Ka频段MMIC宽带无源混频器芯片的设计  

Design of K-Ka Band MMIC Broadband Passive Mixer Chip

作　　者：廖学介 王测天[1] 刘莹 羊洪轮 王为 邓春 蒋汶兵 LIAO Xuejie;WANG Cetian;LIU Ying;YANG Honglun;WANG Wei;DENG Chun;JIANG Wenbing(Chengdu Jianahaiwei Technology Co.,Ltd.,Sichuan 610220,China;College of Electronic Science and Engineering,University of Electronic Science and Technology of China,Sichuan 611731,China)

机构地区：[1]成都嘉纳海威科技有限责任公司,四川610220 [2]电子科技大学电子科学与工程学院,四川611731

出　　处：《电子技术（上海）》2024年第8期53-55,共3页Electronic Technology

摘　　要：阐述一款K_Ka频段MMIC宽带无源混频器芯片的设计。芯片采用无源双平衡混频器结构,本振和射频的巴伦为螺旋Marchand巴伦。关键技术指标表现出色,芯片尺寸仅为1.15mm×0.8mm×0.1mm,实现了小型化。通过精心设计与优化,该混频器芯片在宽频段内展现出低损耗、高隔离度和高线性度等优良性能,能有效满足现代通信和雷达系统对高性能射频器件的需求。This paper describes the design of a wideband passive mixer chip for K2Ka band MMIC.The chip adopts a passive double balanced mixer structure,and the local oscillator and RF baluns are spiral Marchand baluns.The key technical indicators have shown excellent performance,with a chip size of only 1.15mm×0.8mm×0.1mm,achieving miniaturization.By careful design and optimization,the mixer chip exhibits excellent performance such as low loss,high isolation,and high linearity over a wide frequency range,effectively meeting the demand for high-performance RF devices in modern communication and radar systems.

关 键 词：电路设计 MMIC 宽带 无源双平衡混频器 螺旋Marchand巴伦 

分 类 号：TN773[电子电信—电路与系统]