The optical waveguide ring resonator is the key sensing unit of the resonator integrated-optic gyro. Its finesse determines the measuring accuracy of the gyro.
光波导环形谐振腔是谐振型集成光学陀螺的核心敏感部件，其清晰度决定集成光学陀螺的测量精度。
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The relations between pump absorption losses and the waveguide cavity configuration parameters are calculated based on the Gaussian beam transformation in the plane-parallel resonator.