Ka频段陶瓷基板微带带通滤波器设计分析  

Design of Ka-band Microstrip Bandpass Filter on Ceramic Substrate

作　　者：赵飞[1] 党元兰[1] 王璇[1] 

机构地区：[1]中国电子科技集团公司第五十四研究所,河北石家庄050081

出　　处：《无线电工程》2012年第3期61-64,共4页Radio Engineering

摘　　要：为满足微波电路小型化的发展要求,基于陶瓷基板设计了一款Ka频段的微带带通滤波器。分析了滤波器的电路设计原理及工艺设计方案,采用电路优化和三维全波仿真结合的方法对电路进行仿真。在优化后的版图基础上,通过改善膜层附着力、提高加工精度等方式对滤波器的加工进行控制。测试结果满足使用要求,证明了电路及工艺设计方案的正确性。A Ka-band microstrip bandpass filter using ceramic substrate is designed to meet the requirement of microwave IC miniaturization.The circuit design principle and technology design scheme are analyzed.The circuit is simulated by combining the circuit optimization and 3D full-wave simulation.Based on the optimized layout,the processing of filter is controlled by improving the adhesion of the film and increasing the processing accuracy.The test result proves the validity of the microstrip bandpass filter and its design method.

关 键 词：微带带通滤波器 陶瓷基板 仿真 附着力 精度 

分 类 号：TN451[电子电信—微电子学与固体电子学]