Results 231 to 240 of about 868,877 (296)

Target-Oriented Satellite Constellation Method for Revisit Performance

IEEE Transactions on Geoscience and Remote Sensing, 2023
This article presents an optimization method for satellite constellations oriented toward observation targets in an area of interest. Specifically, the satellite constellation is optimized considering the observation priority and weight for dispersed ...
Soung Sub Lee
semanticscholar   +1 more source

Analysis of THz Communication in Satellite Constellation*

2023 IEEE 3rd International Conference on Information Technology, Big Data and Artificial Intelligence (ICIBA), 2023
THz communication technology has been known as an important enabler for 6G. This paper summarizes the condition of THz research in some countries, and introduces the characters of THz communication, ultrahigh communication speed with ultra-high path loss
Shutian Song, Haipeng Zhang, Ruiliang Song, Jie Li, Weiqian Duan, Xiang-liang Zheng, Jingyi Cai   +6 more
semanticscholar   +1 more source

In-orbit Test of the Polarized Scanning Atmospheric Corrector (PSAC) onboard Chinese Environmental Protection and Disaster Monitoring Satellite Constellation HJ-2 A/B

IEEE Transactions on Geoscience and Remote Sensing, 2022
As the successors of the overdue HuanjingJianzai-1 (HJ-1) satellites and new members in Chinese Environmental Protection and Disaster Monitoring Satellite Constellation, the first two of HuanjingJianZai-2 series satellites (HJ-2 A/B) have been launched ...
Zhengqiang Li, Yanqing Xie, Weizhen Hou, Zhenhai Liu, Zhaoguang Bai, Jin Hong, Yan Ma, Honglian Huang, Xuefeng Lei, Xiaobing Sun, Xiao Liu, Benyong Yang, Y. Qiao, Jun Zhu, Q. Cong, Yang Zheng, Maoxin Song, Peng Zou, Zhongzheng Hu, Jun Lin, Lanlan Fan   +20 more
semanticscholar   +1 more source

Mega Satellite Constellation System Optimization: From a Network Control Structure Perspective

IEEE Transactions on Wireless Communications, 2021
The network control plays a vital role in the mega satellite constellation (MSC) to coordinate massive network nodes to ensure the effectiveness and reliability of operations and services for future space wireless communications networks.
Sijing Ji, Di Zhou, Min Sheng, Jiandong Li   +3 more
semanticscholar   +1 more source

A load balancing routing method based on real time traffic in LEO satellite constellation space networks

IEEE Vehicular Technology Conference, 2022
The routing algorithm will be the key issue in LEO satellite constellation with rapid development of the inter satellite links, especially for the space-based IOT networks.
Liming Hou, Shaoli Kang, Shaohui Sun, Deshan Miao, Bo Han, Meiting Zhang   +5 more
semanticscholar   +1 more source

Optimal Satellite Constellation Altitude for Maximal Coverage

IEEE Wireless Communications Letters, 2021
Recent deployments of dense satellite constellations will soon lead to a paradigm shift in the availability of wireless connectivity around the globe.
A. Al-Hourani
semanticscholar   +1 more source

Satellite-constellation design

Computing in Science & Engineering, 1999
Presents the rudiments of constellation design to familiarize the reader with some of this field's methods, issues, and concerns. Two exotic constellations are under consideration for various missions.
openaire   +1 more source

Constellation as a Service: Tailored Connectivity Management in Direct-Satellite-to-Device Networks

IEEE Communications Magazine
Direct-satellite-to-device (DS2D) communication is emerging as a promising solution for global mobile service extension, leveraging the deployment of satellite constellations.
Feng Wang, Shengyu Zhang, Een-Kee Hong, Tony Q. S. Quek   +3 more
semanticscholar   +1 more source

Multi-layer LEO Satellite Constellation Design for Seamless Global Coverage

Global Communications Conference, 2021
In this paper, we investigate the traffic-sensitive multi-layer low Earth orbit (LEO) satellite-terrestrial network. Massive terrestrial user access to the core network is realized via the backhaul supported by multi-layer LEO satellites. The ultra-dense
Pengfei Wang, Boya Di, Lingyang Song
semanticscholar   +1 more source

VLEO Satellite Constellation Design for Regional Aviation and Marine Coverage

IEEE Transactions on Network Science and Engineering
Recently, the Space-Air-Ground-Sea Integrated Network (SAGSIN) attracts great attention due to its ability to provide high-speed communication services to aviation users (AUs) and marine users (MUs), with Low Earth Orbit (LEO) satellites play an ...
Guoquan Chen, Shaohua Wu, Yajing Deng, J. Jiao, Qinyu Zhang   +4 more
semanticscholar   +1 more source