SkySat卫星的系统创新设计及启示  

System Innovation and Enlightenment of SkySat

作　　者：周宇[1] 王鹏[1] 傅丹膺[1] 

机构地区：[1]航天东方红卫星有限公司,北京100094

出　　处：《航天器工程》2015年第5期91-98,共8页Spacecraft Engineering

摘　　要：介绍了美国天空盒子成像公司的新型微小商业遥感卫星系列——"天空卫星"(SkySat)的性能、产品及系统运行情况。简述了此卫星系列的高分辨率图像和高清视频数据产品指标、应用定位及设计和研制中的新理念。描述了其天地一体化的系统运行模式,并重点分析了其独特的系统设计思想,以及数字延迟积分成像、谨慎商业现货应用、动态任务规划等技术创新。最后,在此基础上总结出其在遥感卫星应用模式多样化、卫星系统设计一体化、低成本小卫星星座化等方面对微小卫星研制及应用的相关启示。The capability,system operation and data products of the high-performance microsatellites SkySats built and operated by the commercial remote sensing startups Skybox Imaging are introduced.The performance and application ways of the high resolution imagery and high-definition video are also summarized.Some creative ideas and new technologies are adopted during the design and producing activities.The space-earth integration system design concepts and innovations are analyzed,such as high resolution digital time delay integration（TDI）imaging,careful use of commercial off-the-shelf（COTS）products and dynamic programming.Finally,some enlightenment about microsatellite development is also proposed,such as diversified remote sensing application,integratied system design and low cost satellite constellation.

关 键 词：微小卫星 商业遥感 视频成像 数字时间延迟积分成像 

分 类 号：V474.2[航空宇航科学与技术—飞行器设计]