Research On High-precision Pulsed Laser Ranging System

Because laser ranging technology plays an important role in variety of domains such as aerospace, engineering construction, safety monitoring. Especially in the future weapon system development and construction, it has a pivotal role. This paper focuses on key technologies of high precision of pulse laser ranging system.Taking research on the measurement mechanism of the high precision pulsed laser ranging system. It concluded the laser ranging equation by building the model of the pulsed laser ranging system. Obtaining the field intensity distribution of Gaussian laser beam. Studying mechanism of target detection and signal coherent detection system, filtering noise information, getting the waveform of distance information.Take integration test on the software and hardware platform of the high precision pulse laser ranging system, develop the platform of principle and high precision system.The system has simple structure, convenient operation, which can satisfy the design indexes. It has improved the ranging precision of the system, laid a solid foundation for the system in the future, and provided the technical support.