一种基于近端策略优化的假目标欺骗干扰抑制方法

By using a near-end policy optimization approach and employing reinforcement learning algorithms and shearing functions, the optimal anti-jamming strategy for the radar is generated, solving the problem of radar detection performance degradation and achieving efficient suppression of false target deception interference while maintaining detection performance.

CN118859130BActive Publication Date: 2026-07-17UNIV OF ELECTRONICS SCI & TECH OF CHINA
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-07-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

When faced with deceptive interference from false targets, the radar's detection performance decreases due to the increase in the number of orthogonal waveforms, and traditional methods struggle to reduce the number of orthogonal waveforms while maintaining anti-jamming capabilities.

Method used

A near-end policy optimization approach is adopted, which uses reinforcement learning algorithm to construct a reward model for radar anti-jamming effect and number of transmitted waveform types. The training process is stabilized by combining a shearing function, and the optimal policy is generated by the PPO algorithm to select the transmitted waveform.

Benefits of technology

This approach achieves the goal of maintaining good radar detection performance while suppressing deceptive interference from false targets, and effectively reduces the number of orthogonal waveforms, thereby improving the radar's anti-jamming capability.

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Abstract

本发明公开一种基于近端策略优化的假目标欺骗干扰抑制方法,应用于雷达探测与反对抗领域,针对现有技术中随着正交波形数量的增加,波形之间的正交性降低,存在的雷达的探测性能下降的问题;本发明构建了一个包括评估抗干扰效能和发射波形种类数的奖励,其中的环境状态由多个雷达和干扰发射波形的连续序列共同构成,然后利用强化学习中的PPO算法,通过引入一个剪切参数,收集多个轨迹和经验,实现了稳定高效的抗假目标欺骗干扰策略生成。
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