轻小型推扫视频一体化相机设计与验证

Design and Verification of Light and Small Push-broom and Video Integrated Camera

介绍了一种轻小型推扫视频一体化微纳遥感相机的综合优化设计思路。系统设计时综合考虑星地一体化处理,采用大F数RC系统降低产品光机体积重量;电子学采用商用货架产品加固技术实现高性能同时降低成本,星上数据处理采用数字TDI技术实现面阵相机推扫视频一体化成像,大幅提升成像效能。采用该方法设计的微纳遥感相机具备视频、推扫、条带等多种工作模式,满足不同应用场景需求。该技术在欧比特视频相机等微纳遥感载荷的设计及研制中进行了应用,在轨获取了高品质的视频及遥感图像,在商业遥感载荷市场具有广阔的应用前景。

Introduced is a comprehensive optimization design about light and small pushbroom &video integrated cameras for micro and nano satellites.In the system design,the integrated processing of satellite and ground is considered comprehensively,the RC system with large F-number is used to reduce the volume and weight.Commercial shelf strengthening technology is applied to achieve high performance and reduce cost.On-board data processing adopts digital TDI technology to realize push-broom and video integrated imaging of array camera,greatly improving imaging efficiency.The designed micro/nano remote sensing camera has a variety of working modes,such as video,push-broom,strip and so on,to meet the needs of different application scenarios.This technology has been applied in the design and development of micro and nano remote sensing payload,such as the OVS-1 video camera.High quality video and remote sensing images have been obtained in orbit.It has a broad application prospect in the market of commercial remote sensing payload.