Microwave plasma thruster (MPT) was applied to the sub system of DFH 3 satellite to complete its orbit transfer (OT) and north south station keeping (NSSK).
将微波等离子推力器(MPT)应用于“东方红三号”(DFH3)卫星的推进子系统,完成其轨道转移和南北位置保持任务。
The failures of small satellite are divided into three levels: sub system level, system level and outside system level, and the failures in system level are processed by housekeeping software.
它将小卫星的故障分为分系统级、系统级和系统外部级三种,并由星务管理软件处理系统级故障。
The location precision is improved to 1/3 pixel by performing sub - pixel edge detection in fiducial satellite photo image.
采取对基准图卫片中特征进行亚像元精度特征定位的方法,可以将匹配精度提高到1/3个像素以内。
This paper proposes a model for estimating the cost of sub-systems of a communication satellite.
本文提出了估算静止通信卫星各分系统生产成本、整星成本和空间活动总成本的数学模型。
A high precision method based on the phase congruency features was presented in this paper for automated evaluating sub-pixel band-to-band registration accuracy of satellite multispectral imagery.
文章实现了一种基于相位一致特征的多光谱图像亚像元波段配准精度自动评价方法。
The actual airborne and satellite remote sensing imaging device, because of their own imaging principles and imaging platform jitter, is applied remote sensing image sub-pixel offset error.
实际的机载和星载遥感成像仪,由于自身成像原理和成像仪平台抖动原因,出现了遥感图像亚像素偏移误差。
This paper introduces composition and realizing technology of satellite TV aural sub-carrier data transmission system.
主要介绍卫星电视伴音副载波数据传输系统的组成,以及主要实现技术。
This paper introduces composition and realizing technology of satellite TV aural sub-carrier data transmission system.
主要介绍卫星电视伴音副载波数据传输系统的组成,以及主要实现技术。
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