The paper is on improving the direction model of Passive SONAR.

论文研究的主要内容是改进和实现被动声纳的测向模块.

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In this dissertation, we study a supergain array to improve the detection performance of passive sonar.

本文从提高被动声呐的检测性能出发,提出了超增益阵的设计.

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Reducing the self noise of submarines can effectively increase passive sonar range sonar platforms.

降低测量平台处本艇自噪声能够有效地提高被动声纳设备作用距离.

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Targets captured by passive sonar are currently the radiant noises of ships or torpedoes.

被动声纳捕捉的目标一般是船舶或鱼雷的辐射噪声.

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Passive sonar technology is applied in the fishery detector system for the first time as well.

同时系统在几个方面都具有创新,首次在渔探仪中使用了新型矢量水听器.

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Feature extraction of targets radiated - noise is the key technique of passive sonar target recognition system.

目标噪声特征提取是被动声纳目标识别系统的关键技术.

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The traditional method of Kalman filter for passive sonar target track association is limited in practice.

传统的目标航迹关联方法卡尔曼滤波法在实际应用时有局限性.

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The propeller shaft frequency is one of the important target recognition features for passive sonar.

螺旋桨轴频是被动声纳极其重要的目标识别特征之一.

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