该星座的运作作为全网状网络,是世界上最大的商业卫星星座。
The constellation operates as a fully meshed network and is the largest commercial satellite constellation in the world.
卫星星座的选择与设计是航天任务实现中的一项重要环节。
The design of Satellite Constellation is one of the important steps to carry out space missions.
针对小卫星星座,进行星座发射中的最优脉冲式变轨研究。
In this paper, thinking of small satellite constellation, optimal impulse orbit transfer is studied for constellation launching.
讨论了区域卫星导航系统卫星星座设计中所用卫星轨道类型。
The orbit of the satellite constellation for local navigation system is discussed.
卫星星座覆盖性能指标评估的快速性对星座优化设计有重要的意义。
In satellite constellation design, the rapid evaluation of the coverage performance is of great importance.
亚太空间合作组织联合多任务小卫星星座和大学生小卫星项目建设。
Construction of the APSCO Joint Small Multi-mission Satellite Constellation Program and University Small Satellite Project Development.
针对小卫星星座的自主运行,重点研究了星座自主导航和自主维持技术。
According to its autonomy operating, the technology including autonomous navigation and maintenance of the constellation is emphasized.
——亚太空间合作组织联合多任务小卫星星座和大学生小卫星项目建设。
Construction of the APSCO Joint Small Multi-mission Satellite Constellation Program and University Small Satellite Project Development.
其中之一是将小卫星发射到低地球轨道构成卫星星座,以便能提供对目标的持续覆盖。
One calls for launching microsatellites into low Earth orbit in constellations that would provide continuous target coverage.
本文提出一种新的卫星星座优化方法,得出最优的区域覆盖星座,并给出了应用实例。
A new method is introduced for optimizing satellite constellations. By which, the best satellite constellations for zonal coverage are derived. And application example is also presented in the paper.
提出了一种适用于装备有星际链路的低轨卫星星座网的切换策略——最小跳数切换策略。
This paper proposes a new handover strategy named minimal-hops handover (MHH) strategy for the LEO satellite constellations equipped with inter-satellite link (ISL).
针对区域覆盖卫星星座的优化设计问题,设计了一种能同时优化星座结构和参数的进化算法。
This paper presents an evolutionary algorithm to simultaneously optimize constellation structure and parameters for regional coverage satellite constellation design.
新型卫星星座将成为全球性无线宽带网络(又称InmarsatGlobal Xpress)的骨干。
The new satellite constellation will be the backbone for a worldwide, wireless broadband network called Inmarsat Global Xpress.
在卫星星座内的时间同步中,为满足时间同步信号的传输要求,需要对星间链路进行分析和设计。
It is necessary to analyze and design the intersatellite link (ISL) for satisfying the requirement of time synchronization signal transmitting in satellite constellation time synchronization.
针对双基站卫星星座的特点,分析了卫星和空间站之间的可视窗、通讯窗和过顶时间要求下的通讯约束。
Visualization window, communication window and communication constraint satisfied over-time between satellites and space station were presented according to the characters of two-station-system.
NIST的物理学家JamesBergquist指出,原子钟出现后不久就有了利用卫星星座进行导航的思想。
NIST physicist James Bergquist notes that the idea of using a constellation of satellites for navigation came up only after atomic clocks were developed.
HJ - 1小卫星群是由国家减灾中心和国家环保总局组织实施,有关单位参与研制的小卫星星座系统。
HJ-1C satellite is one of the HJ-1 small satellites, which are developed and launched by our country.
共面编队飞行的卫星星座的相对运动轨迹是一个椭圆,但卫星由于受摄动力的影响,其椭圆队形会发生变化。
The figure of the relative kinematical track of the formation flying will change which is in an ellipse because of the disturbing force from which the satellites suffer.
位于类gps卫星星座时,与中轨道探测器探测星下点基本相同,不会影响光辐射辐照度的探测和爆炸当量的确定。
Detection of the irradiance and the power would not be effected when the detector on the ISGO or similar GPS constellation.
GPS35卫星是全球定位系统卫星星座中的一颗卫星,它的对地一侧安装了激光后向反射器,可实施激光测距观测。
GPS35 satellite is one of the constellations of the Global Position System, it was equipped with laser retrorefractors toward the earth and can be observed with SLR.
这种结构具有良好的可扩展性,可适用于不同的卫星星座结构,同时可以适应不同的路由策略和各类空间通信链路模型。
This architecture has a good extensibility and it can be used in different satellite constellations while it is adapted to different routing strategies and types of space communication link models.
根据多层卫星星座网络的链路长度与可见性模型,建立了多层卫星网络的数学模型,并据此提出了一种适于多层卫星网络应用的层次路由协议。
According to the models of the link length and visibility for multiple satellite constellations, the multi-layer mathematic model of the satellite network was built in this paper.
在某些情况下,卫星星座需要对全球地面目标进行访问,但对连续性覆盖要求不高,只要满足一定的访问间隔时间限制,访问时相比较均匀即可。
In some cases, constellations are required to visit any ground targets in the globe. It does not need continuous coverage, but just satisfying limits of certain revisit time and even temporal phases.
一颗AEHF卫星提供的总容量比整个军事星星座更大。
One AEHF satellite will provide greater total capacity than the entire Milstar constellation.
一颗AEHF卫星提供的总容量比整个军事星星座更大。
One AEHF satellite will provide greater total capacity than the entire Milstar constellation.
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