一种单光子探测器实时非线性校准方法及装置
By employing an adaptive weighted correlation analysis and a piecewise polynomial model for real-time nonlinear calibration of single-photon detectors, the measurement error problem of photodetectors under nonlinear response and temperature variations was solved, achieving high-precision measurement over a wide dynamic range and improving the environmental adaptability and data reliability of lidar systems.
CN122084130BActive Publication Date: 2026-07-17CHANGCHUN UNIV OF SCI & TECH
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHANGCHUN UNIV OF SCI & TECH
- Filing Date
- 2026-04-22
- Publication Date
- 2026-07-17
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Figure CN122084130B_ABST
Abstract
本发明涉及光电探测器校准技术领域，尤其涉及一种单光子探测器实时非线性校准方法及装置，方法通过中继电路使得光电探测器同时输出模拟电压信号与光子脉冲信号，通过模拟采集单元与光子计数单元实现模拟电压信号与光子脉冲信号的同步采集，通过数据处理部分实现两路信号的预处理及输出非线性校正因子曲线。同时公开了执行上述方法的装置，能够有效实现不同温度工况下光电探测器的非线性校正，保障光电探测器在不同动态响应范围下的光子计数的准确性，大幅提升光电探测器及测量仪器的整体性能指标。
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