Satellite Links
卫星链接
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Satellite Links sentence examples within free space optical
In order to cover new needs of large stroke beyond +/-2° for Free-space optical communication (FSO), inter-satellite links in constellations, as well as for Deep Space Optical Communications (DSOC), CEDRAT TECHNOLOGIES (CTEC) has developed a compact, low-power, high-stroke and high-bandwidth, Fast Steering Mirrors called M-FSM.
为了满足自由空间光通信 (FSO)、星座中的卫星间链路以及深空光通信 (DSOC) 对超过 +/-2° 的大行程的新需求,CEDRAT TECHNOLOGIES (CTEC)开发了一种称为 M-FSM 的紧凑型、低功耗、高冲程和高带宽的快速转向镜。
为了满足自由空间光通信 (FSO)、星座中的卫星间链路以及深空光通信 (DSOC) 对超过 +/-2° 的大行程的新需求,CEDRAT TECHNOLOGIES (CTEC)开发了一种称为 M-FSM 的紧凑型、低功耗、高冲程和高带宽的快速转向镜。
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Most of these constellations will use a hybrid approach, with radio links for communications with the ground and free-space optical communications for inter-satellite links.
这些星座中的大多数将使用混合方法,无线电链路用于与地面通信,而自由空间光通信用于卫星间链路。
这些星座中的大多数将使用混合方法,无线电链路用于与地面通信,而自由空间光通信用于卫星间链路。
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Satellite Links sentence examples within Optical Satellite Links
The integration of optical satellite links in the next-generation networks and in the fifth generation cellular systems has been proposed in order to guarantee the handling of the extreme data traffic growth and the high-pitched demand for networks’ resources.
已经提出在下一代网络和第五代蜂窝系统中集成光卫星链路,以保证处理极端数据流量增长和对网络资源的高调需求。
已经提出在下一代网络和第五代蜂窝系统中集成光卫星链路,以保证处理极端数据流量增长和对网络资源的高调需求。
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Therefore, it is more convenient to replace many terrestrial fiber segments (and repeaters) by just few optical satellite links that would enable flexible global coverage.
因此,仅用几条能够实现灵活全球覆盖的光学卫星链路来替换许多地面光纤段(和中继器)会更方便。
因此,仅用几条能够实现灵活全球覆盖的光学卫星链路来替换许多地面光纤段(和中继器)会更方便。
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Satellite Links sentence examples within Inter Satellite Links
Inter Satellite Links (ISL)are essential to connect Satellites operating in a constellation.
卫星间链路(ISL)对于连接星座中运行的卫星至关重要。
卫星间链路(ISL)对于连接星座中运行的卫星至关重要。
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Starting in March 2015, 5 new-generation BDS satellites, including 2 satellites in IGSO and 3 satellites in MEO, have been launched with the Inter Satellite Links (ISLs) on-board and the measurements have been tested.
从2015年3月开始,5颗新一代北斗卫星(包括2颗IGSO卫星和3颗MEO卫星)已搭载卫星间链路(ISL)并进行了测量测试。
从2015年3月开始,5颗新一代北斗卫星(包括2颗IGSO卫星和3颗MEO卫星)已搭载卫星间链路(ISL)并进行了测量测试。
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Satellite Links sentence examples within Space Satellite Links
Rain-induced attenuation poses a lot of dangers on Earth-Space satellite links operating at frequencies above 10 GHz.
雨引起的衰减对工作在 10 GHz 以上频率的地球-空间卫星链路构成了许多危险。
雨引起的衰减对工作在 10 GHz 以上频率的地球-空间卫星链路构成了许多危险。
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Unfortunately, attenuation due to rain droplets remains the most challenging factor impeding effective radio wave propagation especially in earth-space satellite links operating at Ka and V bands.
不幸的是,雨滴造成的衰减仍然是阻碍有效无线电波传播的最具挑战性的因素,尤其是在 Ka 和 V 频段运行的地球空间卫星链路中。
不幸的是,雨滴造成的衰减仍然是阻碍有效无线电波传播的最具挑战性的因素,尤其是在 Ka 和 V 频段运行的地球空间卫星链路中。
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Satellite Links sentence examples within satellite links provide
In particular, the use of nanosatellites to establish direct-to-satellite links provides an attractive, low-cost architecture to achieve actual global coverage for IoT deployments.
特别是,使用纳米卫星建立直接到卫星的链路提供了一种有吸引力的低成本架构,以实现物联网部署的实际全球覆盖。
特别是,使用纳米卫星建立直接到卫星的链路提供了一种有吸引力的低成本架构,以实现物联网部署的实际全球覆盖。
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Satellite links provide promising alternative to terrestrial communication infrastructure in such situations.
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Satellite Links sentence examples within satellite links operating
Rain-induced attenuation poses a lot of dangers on Earth-Space satellite links operating at frequencies above 10 GHz.
雨引起的衰减对工作在 10 GHz 以上频率的地球-空间卫星链路构成了许多危险。
雨引起的衰减对工作在 10 GHz 以上频率的地球-空间卫星链路构成了许多危险。
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Unfortunately, attenuation due to rain droplets remains the most challenging factor impeding effective radio wave propagation especially in earth-space satellite links operating at Ka and V bands.
不幸的是,雨滴造成的衰减仍然是阻碍有效无线电波传播的最具挑战性的因素,尤其是在 Ka 和 V 频段运行的地球空间卫星链路中。
不幸的是,雨滴造成的衰减仍然是阻碍有效无线电波传播的最具挑战性的因素,尤其是在 Ka 和 V 频段运行的地球空间卫星链路中。
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For those MCN systems with inter-satellite links (ISLs), the large number of satellites increases the routing complexity and the required hop-count of ISL paths.
对于具有卫星间链路 (ISL) 的 MCN 系统,大量卫星增加了路由复杂性和 ISL 路径所需的跳数。
对于具有卫星间链路 (ISL) 的 MCN 系统,大量卫星增加了路由复杂性和 ISL 路径所需的跳数。
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Some of these constellations include Inter-Satellite Links (ISL) communication at the initial or second phase as well as on-board processing capabilities.
其中一些星座包括初始或第二阶段的卫星间链路 (ISL) 通信以及机载处理能力。
其中一些星座包括初始或第二阶段的卫星间链路 (ISL) 通信以及机载处理能力。
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Inter-satellite links (ISLs) can be employed in global navigation satellite systems (GNSSs) for space-based telemetry, telecommand and ranging, which reduces the requirement for a large number of ground stations (GSs).
卫星间链路 (ISL) 可用于全球导航卫星系统 (GNSS) 进行天基遥测、遥控和测距,从而减少对大量地面站 (GS) 的需求。
卫星间链路 (ISL) 可用于全球导航卫星系统 (GNSS) 进行天基遥测、遥控和测距,从而减少对大量地面站 (GS) 的需求。
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Recent experimental breakthroughs in satellite quantum communications have opened up the possibility of creating a global quantum internet using satellite links.
最近在卫星量子通信方面的实验性突破开启了使用卫星链路创建全球量子互联网的可能性。
最近在卫星量子通信方面的实验性突破开启了使用卫星链路创建全球量子互联网的可能性。
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Furthermore, optical clock technologies—in combination with optical inter-satellite links—enable new GNSS architectures, e.
此外,光时钟技术与光卫星间链路相结合,可实现新的 GNSS 架构,例如。
此外,光时钟技术与光卫星间链路相结合,可实现新的 GNSS 架构,例如。
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In satellite networks, information can be transmitted either directly by inter-satellite links or the movement of satellites carrying.
在卫星网络中,信息既可以通过卫星间链路直接传输,也可以通过卫星移动传输。
在卫星网络中,信息既可以通过卫星间链路直接传输,也可以通过卫星移动传输。
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H2020-SPACE-ORIONAS is a 3-year Research and Innovation Action program funded by the European Commission focusing on the development of compact optical transceiver and amplifier modules applicable to new generation optical inter-satellite links.
H2020-SPACE-ORIONAS 是一项由欧盟委员会资助的为期 3 年的研究和创新行动计划,专注于开发适用于新一代光卫星间链路的紧凑型光收发器和放大器模块。
H2020-SPACE-ORIONAS 是一项由欧盟委员会资助的为期 3 年的研究和创新行动计划,专注于开发适用于新一代光卫星间链路的紧凑型光收发器和放大器模块。
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In this paper, we study the influence of the operating wavelength on the Doppler effect in LEO inter-satellite laser links for full-time accessing inter-satellite links.
在本文中,我们研究了工作波长对全时接入星间链路的 LEO 星间激光链路中多普勒效应的影响。
在本文中,我们研究了工作波长对全时接入星间链路的 LEO 星间激光链路中多普勒效应的影响。
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However, the dynamic changes of the satellite network topology and the intermittency of the inter-satellite links (ISLs) inevitably bring severe challenges to the satellite multipath traffic scheduling.
然而,卫星网络拓扑结构的动态变化和星间链路(ISL)的间歇性不可避免地给卫星多径流量调度带来严峻挑战。
然而,卫星网络拓扑结构的动态变化和星间链路(ISL)的间歇性不可避免地给卫星多径流量调度带来严峻挑战。
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The key feature of fractionated VHTS is Optical Inter-Satellite Links (OISL) that backhaul data intended to users from the Feeder Satellites to the User Satellite.
分段式 VHTS 的关键特性是卫星间光链路 (OISL),它将用于用户的数据从馈线卫星回传到用户卫星。
分段式 VHTS 的关键特性是卫星间光链路 (OISL),它将用于用户的数据从馈线卫星回传到用户卫星。
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The experimental setups were in South Korea over terrestrial and satellite links, and in Ethiopia over terrestrial link for different frequency bands and link distances.
实验装置在韩国通过地面和卫星链路,在埃塞俄比亚通过不同频段和链路距离的地面链路。
实验装置在韩国通过地面和卫星链路,在埃塞俄比亚通过不同频段和链路距离的地面链路。
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Even though the lack of integrated standardization between terrestrial and satellite systems limits the performance, we can expect a tighter integration in beyond 5G and,most likely, 6G systems, so that even seamless operation making use of both terrestrial and satellite links will be possible.
尽管地面和卫星系统之间缺乏集成标准化限制了性能,但我们可以期待在 5G 之后以及最有可能的 6G 系统中进行更紧密的集成,因此即使利用地面和卫星链路进行无缝操作也将成为可能。
尽管地面和卫星系统之间缺乏集成标准化限制了性能,但我们可以期待在 5G 之后以及最有可能的 6G 系统中进行更紧密的集成,因此即使利用地面和卫星链路进行无缝操作也将成为可能。
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The new-generation navigation satellites are planned or have been equipped with inter-satellite links to achieve autonomous navigation.
新一代导航卫星已规划或配备星间链路,实现自主导航。
新一代导航卫星已规划或配备星间链路,实现自主导航。
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Next, a comparison of FSO and radio frequency (RF) technologies for intersatellite links (ISLs) is provided, including a comparison between FSO and RF links when employed between low Earth orbit satellites.
接下来,提供了用于卫星间链路 (ISL) 的 FSO 和射频 (RF) 技术的比较,包括在低地球轨道卫星之间使用 FSO 和射频链路时的比较。
接下来,提供了用于卫星间链路 (ISL) 的 FSO 和射频 (RF) 技术的比较,包括在低地球轨道卫星之间使用 FSO 和射频链路时的比较。
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Jointly considering the caching, computing, and communication (3C) resource management for both the ground-balloon-satellite links and inter-satellite laser links, our objective is to maximize the network energy efficiency.
联合考虑地面-气球-卫星链路和卫星间激光链路的缓存、计算和通信 (3C) 资源管理,我们的目标是最大限度地提高网络能源效率。
联合考虑地面-气球-卫星链路和卫星间激光链路的缓存、计算和通信 (3C) 资源管理,我们的目标是最大限度地提高网络能源效率。
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In this paper we propose a state-space approach for tracking channel variations for satellite links with high Doppler frequency shifts.
在本文中,我们提出了一种状态空间方法,用于跟踪具有高多普勒频移的卫星链路的信道变化。
在本文中,我们提出了一种状态空间方法,用于跟踪具有高多普勒频移的卫星链路的信道变化。
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Furthermore, we compare the ground-space concept with the satellite-to-satellite counterpart known as optical two-way inter-satellite links (OISL).
此外,我们将地面空间概念与称为光学双向卫星间链路 (OISL) 的卫星到卫星对应物进行了比较。
此外,我们将地面空间概念与称为光学双向卫星间链路 (OISL) 的卫星到卫星对应物进行了比较。
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For links between Earth and space, the results show similar performance for terahertz and Ka-band communications, while terahertz significantly outperforms in inter-satellite links.
对于地球和太空之间的链路,结果显示太赫兹和 Ka 波段通信的性能相似,而太赫兹在卫星间链路中的性能明显优于。
对于地球和太空之间的链路,结果显示太赫兹和 Ka 波段通信的性能相似,而太赫兹在卫星间链路中的性能明显优于。
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Applications of the quasi-end-fire antenna include broadcasting, planetary observations systems, and inter-satellite links.
准端射天线的应用包括广播、行星观测系统和卫星间链路。
准端射天线的应用包括广播、行星观测系统和卫星间链路。
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Intersatellite communication (ISC), also known as intersatellite links (ISLs), comes with many benefits to distributed space systems (DSSs) including advanced capabilities, such as relative navigation among small satellites and a reduction in the need for the ground segment.
星间通信 (ISC),也称为星间链路 (ISL),为分布式空间系统 (DSS) 带来了许多好处,包括先进的功能,例如小型卫星之间的相对导航和减少对地面部分的需求。
星间通信 (ISC),也称为星间链路 (ISL),为分布式空间系统 (DSS) 带来了许多好处,包括先进的功能,例如小型卫星之间的相对导航和减少对地面部分的需求。
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The models for the objective function for global coverage, regional revisit detained survey duration, spatial resolution, inter-satellite links, and the cost of constellation deployment are established firstly, and the constraints like the ground trace repeating are dealt skillfully.
首先建立了全球覆盖、区域重访滞留调查时长、空间分辨率、星间链路、星座部署成本等目标函数模型,并巧妙处理了地面轨迹重复等约束条件。
首先建立了全球覆盖、区域重访滞留调查时长、空间分辨率、星间链路、星座部署成本等目标函数模型,并巧妙处理了地面轨迹重复等约束条件。
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The inter-satellite links (ISLs) extend the service scope of the network and reduce its dependence on terrestrial infrastructures.
卫星间链路 (ISL) 扩展了网络的服务范围并减少了其对地面基础设施的依赖。
卫星间链路 (ISL) 扩展了网络的服务范围并减少了其对地面基础设施的依赖。
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Nevertheless, stern security measures, geographical statistics and stimulation of diverse Electronic Gadgets at indoor/outdoor surroundings make it critical to acquire data about any vicinity with seamless accessibility, accuracy and integrity with satellite links.
然而,严格的安全措施、地理统计数据和室内/室外环境中各种电子小工具的刺激使得通过卫星链接以无缝可访问性、准确性和完整性获取有关任何附近的数据变得至关重要。
然而,严格的安全措施、地理统计数据和室内/室外环境中各种电子小工具的刺激使得通过卫星链接以无缝可访问性、准确性和完整性获取有关任何附近的数据变得至关重要。
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We model the satellite links from the satellite to the DGS/RGS as shadowed-Rician (SR) fading channel, and the links between any two terrestrial devices as Nakagami-m fading channel.
我们将卫星到 DGS/RGS 的卫星链路建模为阴影 Rician (SR) 衰落信道,并将任意两个地面设备之间的链路建模为 Nakagami-m 衰落信道。
我们将卫星到 DGS/RGS 的卫星链路建模为阴影 Rician (SR) 衰落信道,并将任意两个地面设备之间的链路建模为 Nakagami-m 衰落信道。
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We analyze both the security and the performance of THz-CVQSS in inter-satellite links.
我们分析了太赫兹-CVQSS 在星间链路中的安全性和性能。
我们分析了太赫兹-CVQSS 在星间链路中的安全性和性能。
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Future Global Navigation Satellite Systems (GNSSs) may implement Inter-Satellite Links (ISLs) enabling one-to-one connections between satellites of the constellation, making available an intra-system communication layer, supporting clock synchronization, and providing precise ranging.
未来的全球导航卫星系统 (GNSS) 可能会实施卫星间链路 (ISL),从而实现星座卫星之间的一对一连接、提供系统内通信层、支持时钟同步并提供精确测距。
未来的全球导航卫星系统 (GNSS) 可能会实施卫星间链路 (ISL),从而实现星座卫星之间的一对一连接、提供系统内通信层、支持时钟同步并提供精确测距。
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Inter-Satellite Links (ISL) are considered a key technology which might improve the accuracy of the Global Navigation Satellite System (GNSS) and navigation satellites orbit determination.
卫星间链路(ISL)被认为是一项可能提高全球导航卫星系统(GNSS)和导航卫星轨道确定精度的关键技术。
卫星间链路(ISL)被认为是一项可能提高全球导航卫星系统(GNSS)和导航卫星轨道确定精度的关键技术。
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Introduction Long-distance quantum communication has progressed into a satellite-based realm, where a global scale of quantum network can be achieved by integrating metropolitan-area networks via fiber links with the ground-satellite links.
引言 长距离量子通信已经发展到基于卫星的领域,通过光纤链路将城域网与地面卫星链路集成,可以实现全球规模的量子网络。
引言 长距离量子通信已经发展到基于卫星的领域,通过光纤链路将城域网与地面卫星链路集成,可以实现全球规模的量子网络。
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Due to the new inter-satellite links (ISLs) adopted by the BDS-3 satellites, the percentages of ages of data, ephemeris (AODEs) and ages of data, clock (AODCs) shorter than one hour are 96.
由于北斗三号卫星采用了新的星间链路(ISLs),数据、星历(AODE)和数据、时钟(AODC)的年龄小于一小时的百分比为96。
由于北斗三号卫星采用了新的星间链路(ISLs),数据、星历(AODE)和数据、时钟(AODC)的年龄小于一小时的百分比为96。
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Such nonlinearities complicate the established FoM metrics and potentially lead to a renewed interest in the selection and material synthesis of LCs to optimise reconfigurable mmWave devices, and promote their technological exploitation in phased array systems targeting demanding applications such as inter-satellite links and satellite internet.
这种非线性使已建立的 FoM 指标复杂化,并可能导致人们对 LC 的选择和材料合成重新产生兴趣,以优化可重构毫米波设备,并促进它们在针对卫星间链路和卫星互联网等要求苛刻的应用的相控阵系统中的技术开发。
这种非线性使已建立的 FoM 指标复杂化,并可能导致人们对 LC 的选择和材料合成重新产生兴趣,以优化可重构毫米波设备,并促进它们在针对卫星间链路和卫星互联网等要求苛刻的应用的相控阵系统中的技术开发。
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It has been studied for the next generation access networks, inter-building connections, ground-to-unmanned aerial vehicle links, underwater communication applications, inter-satellite links, deep space links etc.
它已被研究用于下一代接入网络、建筑物间连接、地对无人机链路、水下通信应用、卫星间链路、深空链路等。
它已被研究用于下一代接入网络、建筑物间连接、地对无人机链路、水下通信应用、卫星间链路、深空链路等。
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The analysis shows that the improved capture method does not increase the total capture time, but greatly reduces the complexity of the receiving module, which has certain reference value in intersatellite links.
分析表明,改进后的捕获方法并没有增加总捕获时间,但大大降低了接收模块的复杂度,在星间链路中具有一定的参考价值。
分析表明,改进后的捕获方法并没有增加总捕获时间,但大大降低了接收模块的复杂度,在星间链路中具有一定的参考价值。
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Considering Shadowed-Rician fading for satellite links, and Nakagami- $m$ as well as Rician fading for terrestrial links, we derive the closed-form expressions of the outage probability to evaluate the performance of secondary network.
考虑卫星链路的Shadowed-Rician衰落,以及陆地链路的Nakagami-$m$和Rician衰落,我们推导出中断概率的封闭式表达式来评估辅助网络的性能。
考虑卫星链路的Shadowed-Rician衰落,以及陆地链路的Nakagami-$m$和Rician衰落,我们推导出中断概率的封闭式表达式来评估辅助网络的性能。
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In particular, inter-plane inter-satellite links (ISLs), which connect satellites from different orbital planes, are greatly dynamic and may be considerably affected by the Doppler shift.
特别是,连接来自不同轨道平面的卫星的平面间卫星间链路 (ISL) 具有很大的动态性,并且可能会受到多普勒频移的显着影响。
特别是,连接来自不同轨道平面的卫星的平面间卫星间链路 (ISL) 具有很大的动态性,并且可能会受到多普勒频移的显着影响。
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Synchronization is achieved via time transfer techniques enabled by optical inter-satellite links (OISLs), paving the way for a system in which space (orbits) and time (synchronization) can be effectively separated, leading to a high level of synchronization throughout the constellation, which in turn greatly improves accurate orbit determination.
同步是通过星间光链路 (OISL) 启用的时间传输技术实现的,为空间(轨道)和时间(同步)可以有效分离的系统铺平了道路,从而在整个星座中实现高水平同步,这反过来又大大提高了准确的轨道确定。
同步是通过星间光链路 (OISL) 启用的时间传输技术实现的,为空间(轨道)和时间(同步)可以有效分离的系统铺平了道路,从而在整个星座中实现高水平同步,这反过来又大大提高了准确的轨道确定。
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In a numerical case study, we show that an IRS having the size of just two large billboards can improve the link budget of ground to Low Earth Orbit (LEO) satellite links by up to 6dB.
在一个数值案例研究中,我们表明,只有两个大广告牌大小的 IRS 可以将地面到低地球轨道 (LEO) 卫星链路的链路预算提高多达 6dB。
在一个数值案例研究中,我们表明,只有两个大广告牌大小的 IRS 可以将地面到低地球轨道 (LEO) 卫星链路的链路预算提高多达 6dB。
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All spacecraft carry terminals for two-way optical inter-satellite links (ISLs) enabling high-rate data communication, constellation-wide clock synchronization and precise absolute ranging.
所有航天器都携带用于双向光星间链路 (ISL) 的终端,以实现高速数据通信、星座范围的时钟同步和精确的绝对测距。
所有航天器都携带用于双向光星间链路 (ISL) 的终端,以实现高速数据通信、星座范围的时钟同步和精确的绝对测距。
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Combined with intercity quantum backbone and ground–satellite links, our metropolitan implementation paves the way toward a global quantum network.
结合城际量子骨干网和地面卫星链路,我们的大都市实施为全球量子网络铺平了道路。
结合城际量子骨干网和地面卫星链路,我们的大都市实施为全球量子网络铺平了道路。
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A high-gain 900-element offset-fed RA antenna is designed for CubeSat intersatellite links at 24.
高增益 900 单元偏置馈电 RA 天线专为 24 处的 CubeSat 卫星间链路而设计。
高增益 900 单元偏置馈电 RA 天线专为 24 处的 CubeSat 卫星间链路而设计。
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We focus in particular on wavelength conversion of the photons between 895nm and wavelengths suitable for satellite links (~794nm).
我们特别关注 895nm 和适合卫星链路的波长 (~794nm) 之间的光子波长转换。
我们特别关注 895nm 和适合卫星链路的波长 (~794nm) 之间的光子波长转换。
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In this paper, we exploit the fact that due to geographical and climatic conditions, some satellite links are expected to be loaded with data packets while others remain unused.
在本文中,我们利用了这样一个事实,即由于地理和气候条件,一些卫星链路预计会加载数据包,而另一些则保持未使用状态。
在本文中,我们利用了这样一个事实,即由于地理和气候条件,一些卫星链路预计会加载数据包,而另一些则保持未使用状态。
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The Internet is a worldwide network of computers within government agencies, universities and industry linked to each other by traditional twisted copper phone lines, integrated services digital network lines, optical fibres and satellite links.
互联网是政府机构、大学和行业内的全球计算机网络,通过传统的双绞铜电话线、综合服务数字网络线、光纤和卫星链路相互连接。
互联网是政府机构、大学和行业内的全球计算机网络,通过传统的双绞铜电话线、综合服务数字网络线、光纤和卫星链路相互连接。
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, in air–ground and satellite links), the method can be used even at millimeter-wave frequencies.
,在空地和卫星链路中),该方法甚至可以在毫米波频率下使用。
,在空地和卫星链路中),该方法甚至可以在毫米波频率下使用。
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To implement a practical scenario, Shadow-Rician fading was adopted in the satellite links, and Rician fading was employed in the terrestrial links for ground users.
为实现实际场景,卫星链路采用Shadow-Rician衰落,地面用户的地面链路采用Rician衰落。
为实现实际场景,卫星链路采用Shadow-Rician衰落,地面用户的地面链路采用Rician衰落。
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Large low earth orbit satellite constellations have the potential to provide global high-capacity low-latency Internet access, but early deployments lack dedicated inter-satellite links (ISLs).
大型低地球轨道卫星星座有可能提供全球大容量低延迟互联网接入,但早期部署缺乏专用的卫星间链路 (ISL)。
大型低地球轨道卫星星座有可能提供全球大容量低延迟互联网接入,但早期部署缺乏专用的卫星间链路 (ISL)。
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It aims to study the benefits of transferring data over Inter-Satellite Links (ISLs).
它旨在研究通过卫星间链路 (ISL) 传输数据的好处。
它旨在研究通过卫星间链路 (ISL) 传输数据的好处。
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A third experiment shall address the potential gain and limitations of the implementation of Wavelength Division Multiplexing (WDM) into optical inter-satellite links.
第三个实验将解决在光卫星间链路中实施波分复用 (WDM) 的潜在增益和限制。
第三个实验将解决在光卫星间链路中实施波分复用 (WDM) 的潜在增益和限制。
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To meet constraints on size, weight, and power consumption in small satellite platforms and explore alternative solutions for radio frequency and laser-based communication in medium- and short-distance inter-satellite links, this study explores the feasibility of visible-light communication (VLC) based medium- and short-distance inter-satellite communication in multi-satellite networks.
为了满足小型卫星平台对尺寸、重量和功耗的限制,并探索中短距离卫星间链路中基于射频和激光的通信的替代解决方案,本研究探讨了可见光通信的可行性。多卫星网络中基于 VLC 的中短距离卫星间通信。
为了满足小型卫星平台对尺寸、重量和功耗的限制,并探索中短距离卫星间链路中基于射频和激光的通信的替代解决方案,本研究探讨了可见光通信的可行性。多卫星网络中基于 VLC 的中短距离卫星间通信。
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Low-earth-orbit (LEO) constellations have been proposed in the last years and they may become a reality soon, but still based on radiofrequency for the ground-to-satellite links.
低地球轨道 (LEO) 星座已在过去几年提出,它们可能很快成为现实,但仍基于地对卫星链路的射频。
低地球轨道 (LEO) 星座已在过去几年提出,它们可能很快成为现实,但仍基于地对卫星链路的射频。
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In this paper, we investigate the power control problem for spectrum sharing in the cognitive satellite-terrestrial networks (CSTNs), aiming to maximize the throughput of global networks while meeting the requirements of signal to interference plus noise ratio (SINR) in the satellite links.
在本文中,我们研究了认知卫星 - 地面网络(CSTN)中频谱共享的功率控制问题,旨在最大限度地提高全球网络的吞吐量,同时满足卫星链路中的信干噪比(SINR)要求。 .
在本文中,我们研究了认知卫星 - 地面网络(CSTN)中频谱共享的功率控制问题,旨在最大限度地提高全球网络的吞吐量,同时满足卫星链路中的信干噪比(SINR)要求。 .
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Recently the topology design of multi-layer satellite network has drawn much attention from researchers due to the application of laser link in inter-satellite links (ISLs).
近年来,由于激光链路在星间链路(ISL)中的应用,多层卫星网络的拓扑设计引起了研究人员的广泛关注。
近年来,由于激光链路在星间链路(ISL)中的应用,多层卫星网络的拓扑设计引起了研究人员的广泛关注。
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Considering the generalized shadowed-Rician fading for satellite links and Nakagami- $m$ fading for terrestrial links, we derive the closed-form OP expressions for both the primary and secondary users.
考虑到卫星链路的广义阴影-Rician 衰落和地面链路的 Nakagami-$m$ 衰落,我们推导出主要和次要用户的封闭形式的 OP 表达式。
考虑到卫星链路的广义阴影-Rician 衰落和地面链路的 Nakagami-$m$ 衰落,我们推导出主要和次要用户的封闭形式的 OP 表达式。
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We also describe current challenges in this field and our efforts towards the miniaturization of the developed photonic systems, their integration into telecommunication network infrastructures, including with satellite links, as well as the practical demonstration of novel protocols featuring a quantum advantage in communication efficiency for a wide range of useful tasks in a network environment.
我们还描述了该领域当前面临的挑战以及我们为开发的光子系统小型化、将它们集成到包括卫星链路在内的电信网络基础设施中所做的努力,以及在通信效率方面具有量子优势的新型协议的实际演示。网络环境中的广泛有用的任务。
我们还描述了该领域当前面临的挑战以及我们为开发的光子系统小型化、将它们集成到包括卫星链路在内的电信网络基础设施中所做的努力,以及在通信效率方面具有量子优势的新型协议的实际演示。网络环境中的广泛有用的任务。
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Recent experimental breakthroughs in satellite quantum communications have opened up the possibility of creating a global quantum internet using satellite links.
最近在卫星量子通信方面的实验性突破开启了使用卫星链路创建全球量子互联网的可能性。
最近在卫星量子通信方面的实验性突破开启了使用卫星链路创建全球量子互联网的可能性。
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In satellite links, the variations in the elevation angle have a strong impact on the magnitude of the attenuation induced by rain because the path-length across precipitation increases with the decrease in the elevation.
在卫星链路中,仰角的变化对降雨引起的衰减幅度有很大影响,因为降水的路径长度随着仰角的降低而增加。
在卫星链路中,仰角的变化对降雨引起的衰减幅度有很大影响,因为降水的路径长度随着仰角的降低而增加。
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It is best suited for the modeling of satellite-satellite and earth-satellite links.
它最适合卫星-卫星和地球-卫星链路的建模。
它最适合卫星-卫星和地球-卫星链路的建模。
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Attenuation due to rainfall is one of the most fundamental constraints on the performance of satellite links above 10 GHz.
降雨造成的衰减是 10 GHz 以上卫星链路性能的最基本限制之一。
降雨造成的衰减是 10 GHz 以上卫星链路性能的最基本限制之一。
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