| 1. | Detecting sonar pulse transmitted by an active sonar , it is called " sonar pulse detection "
声呐脉冲侦察是利用目标主动声呐发射的脉冲信号来探测目标的技术。 |
| 2. | In the thesis , a series of real - time system software of sonar pulse detection is developed on an improved hardware system
本论文在改进的声呐脉冲侦察模块硬件系统的基础上，开发了一套实时系统软件。 |
| 3. | The research work of the dissertation includes the following two parts : researching the passive ranging technology and developing system hardware of the sonar pulse detection module
本论文的研究工作分为两个部分：被动测距技术研究和声呐脉冲侦察模块系统硬件的研制。 |
| 4. | An experiment on the module is carried out with the target simulator atanc , and the experiment results show that the performance of sonar pulse detection module is good enough
所研制的声呐脉冲侦察模块用目标模拟器( atanc )进行了陆上联调实验，实验结果验证了声呐脉冲侦察模块的优良性能。 |
| 5. | An experiment on the module is carried out with the target simulator atanc , and the experiment results shows the performance of sonar pulse detection module is good enough
所研制的声呐脉冲侦察模块用目标模拟器( atanc )进行了陆上联调实验，实验结果验证了实时处理声呐脉冲侦察模块性能优良。 |
| 6. | Detecting sonar pulse transmitted by active sonar , it is called " sonar pulse detection " . the main task of it is to measure the working parameter of active sonar and track the target
声呐脉冲侦察的主要任务是侦察目标主动声呐的工作参数，对目标实施跟踪，是利用目标主动声呐发射的脉冲信号来探测目标的被动测距技术。 |
| 7. | The research work of the dissertation includes the following two parts : researching the passive ranging technology of three elements dissymmetrical array and developing system software of the sonar pulse detection module
本论文的研究工作分为两个部分：三元非对称阵被动测距技术研究和声呐脉冲侦察模块系统软件的研制。 |
| 8. | Second discusses adaptive filter ' s application in measuring frequency of cw sonar pulse signal and in towed linear array sonar signal processing . simulation is made about adaptive filter ' s application . simulation result shows that adaptive filter is very powerful tool for underwater acoustic signal processing
接下来本文讨论了自适应滤波器在cw声纳脉冲信号测频和拖曳线列阵声纳信号处理中的应用，并进行了仿真研究，仿真结果表明自适应滤波器是处理水声信号的十分有效的工具。 |
| 9. | The main work of the second part includes : analyzing the task and the requirements of the sonar pulse detection module , and presenting the idea of the designing the sonar pulse detection module . we construct the dependent subsystem by using digital signal processors as the core and using field programmable gate arrays as control logic and using external memory and analog - to - digital converter as the peripheral
声呐脉冲侦察模块硬件研制工作主要包括：对声纳脉冲侦察模块的任务和各种需求进行了认真分析，提出了设计思想和设计思路，以数字信号处理器( dsp )为核心，以现场可编程门阵列( fpga )作为逻辑控制，适当配置片外存储器、模数转换器等其它外围电路，从而构成相对独立的分系统。 |
