模拟体制图像发射装置数字化改进与实现

Digital Improvement and Implementation of Analog System Image Transmission Device

摘要:

提出了一种数字体制图像发射装置设计方案,旨在解决模拟体制图像发射装置图像清晰度不高、抗电磁干扰性能不足的问题,提升武器系统在执行侦察、监控或打击任务时的实时图像传输能力,项目沿用原有图像发射天线、射频电缆,主要运用跳频跳时调制技术对模拟体制图像发射装置进行数字化设计,研究了图像发射信号处理流程、图像时间同步的方法,采用Turbo编码及跳频同步算法等关键技术,在图像通信技术工程应用上实现了创新,数字图像发射装置重量、功耗得到了优化,干扰容限、图像清晰度和实时性得到明显提升,确保了在高速动态环境下图像信息的高质量传输。

Abstract:

A design scheme for a digital system image transmission device has been proposed, aimed at solving the problems of low image clarity and insufficient electromagnetic interference resistance in analog system image transmission devices, and enhancing the real-time image transmission capabilities of weapon systems during reconnaissance, surveillance, or strike missions, The project continues to use the existing image transmission antenna and RF cables, mainly employing frequency-hopping and time-hopping modulation technology for the digital design of the analog system image transmission device. The research includes the image transmission signal processing flow and methods for image time synchronization. Key technologies such as Turbo coding and frequency-hopping synchronization algorithms have been adopted, achieving innovation in the engineering application of image communication technology. The weight and power consumption of the digital image transmission device have been optimized, and the interference tolerance, image clarity, and real-time performance have been significantly improved, ensuring the high-quality transmission of image information in high-speed dynamic environments.