光电瞄准具的自适应性反馈控制

By introducing an adaptive corrector and accelerometer into the electro-optical sight, the feedback control loop is adjusted in real time to compensate for the vibration interference of the mobile vehicle, thus solving the problem of unstable line of sight and improving the stability and image clarity of the electro-optical sight on the mobile vehicle.

CN116324640BActive Publication Date: 2026-07-17SAFRAN ELECTRONICS & DEFENSE (FR)

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SAFRAN ELECTRONICS & DEFENSE (FR)
Filing Date
2021-09-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing technology, electro-optical sights are difficult to stabilize the line of sight effectively on mobile vehicles, especially when the vibration frequency changes, resulting in blurred images and unstable line of sight.

Method used

An adaptive corrector is used to continuously measure the vibration interference frequency of the motor vehicle. The adaptive corrector and accelerometer in the feedback control loop are used to adjust the corrector frequency in real time to compensate for vibration interference and ensure the stability of the line of sight.

Benefits of technology

It achieves stable line of sight and clear image under varying vibration frequencies, improves the performance and stability of the electro-optical sight, is suitable for various mobile vehicles, and saves setup time.

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Abstract

本发明涉及光电瞄准具(2),其用于例如由螺旋桨推动的空中或海上载具或履带式陆地车辆等机动载具,所述光电瞄准具包括瞄准模块(4)、用于围绕第一轴线(8A)和第二轴线(10)移动所述瞄准模块的构件(17a、17b)、用于连续地测量角数据的构件(14),其特征在于,所述光电瞄准具包括反馈控制回路,其包括用于在空间的三个正交方向(8a、8b、8c)上连续地测量所述瞄准模块(4)的加速度的构件(28)、用于检测振动干扰的至少一个基本频率的构件(32)、自适应性校正器(26),所述自适应性校正器被配置成连续地接收所述基本频率、角设定点值与所述角数据之间的偏差作为输入,并且将移动设定点值输出到移动构件(17a、17b)。
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