这种情况下也有办法，比如用激光微调（laser trimming）。用激光烧掉薄膜电阻的部分电阻体可以增大其阻值，烧掉电容器的部分电极可减小其电容量，利用这些基本原理可以实现很多精密的校...
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... laser trimmer 激光蝶器 laser trimming apparatus 激光微调 laser trimming technique 激光微导术 ...
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The frequencies of dielectric resonators after laser trimming procedure are numerical calculated with finite element method. Laser trimming of dielectric resonator is proved to be feasible and of great advantage.
采用有限元法对介质谐振器激光微调后的谐振频率变化量进行了理论计算及分析,从理论上及实际微调中验证了激光微调介质谐振器的可行性及其优势。
参考来源 - 微波介质谐振器自动检测与激光微调·2,447,543篇论文数据，部分数据来源于NoteExpress
提出一种采用激光微调微波陶瓷介质谐振器的方法。
A novel laser trimming method is developed for microwave ceramic dielectric resonator.
介绍微电子学中精密电阻的激光微调原理、系统组成及微调方法。
This paper introduces the basic principle, the methods and the system constitution of the laser trimming technology for precise resistors in microelectronics.
介绍了在集成电路制造封装中采用的激光微调、激光打孔、激光清洗、激光柔性布线和激光微焊技术。
Research progresses of laser trimming, laser drilling, laser cleaning, laser flexible routing and laser micro welding applied in the IC fabrication and packaging are given.
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