通过对内部的差动电容检测器进行激光修调，使该伺服电路的零偏电流小于1。
By laser trimming the differential capacitance amplifier, the offset current of circuit is reduced to under 1.
介绍了高精度集成电路设计中修调技术的原理与多种实现方法，总结各种实现方法的优缺点。
The paper gives the trimming technology's theory and realization in precision IC design, and sums up the advantage and disadvantage of methods.
激光技术与自动测试技术、自动控制技术相结合可实现对微波组件的高精度动态闭环自动化测试修调。
Laser technology, combined with the automatic control and testing technology, can be used for automatic high precise accuracy tuning of the microwave modules.
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