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半导体学报 2009
A novel symmetrical microwave power sensor based on MEMS technology
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Abstract:
A novel symmetrical microwave power sensor based on MEMS technology is presented.In this power sensor,the left section inputs the microwave power,while the right section inputs the DC power.Because of its symmetrical structure,this power sensor provides more accurate microwave power measurement capability without mismatch uncertainty and temperature drift.The loss caused by the microwave signal is simulated in this power sensor.This power sensor is designed and fabricated using GaAs MMIC technology.And it i...