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Satellite networks are promising to provide ubiquitous and high-capacity global wireless connectivity. Traditionally, satellite networks are modeled by placing satellites on a grid of multiple circular orbit geometries. Such a network…

信息论 · 计算机科学 2022-08-10 Jeonghun Park , Jinseok Choi , Namyoon Lee

In this paper, we employ multiple UAVs to accelerate data transmissions from ground users (GUs) to a remote base station (BS) via the UAVs' relay communications. The UAVs' intermittent information exchanges typically result in delays in…

信息论 · 计算机科学 2026-03-24 Che Chen , Lanhua Li , Shimin Gong , Yu Zhao , Yuming Fang , Dusit Niyato

Ultra-dense network deployment has been proposed as a key technique for achieving capacity goals in the fifth-generation (5G) mobile communication system. However, the deployment of smaller cells inevitably leads to more frequent handovers,…

网络与互联网体系结构 · 计算机科学 2018-06-13 Chujie Wang , Zhifeng Zhao , Qi Sun , Honggang Zhang

This paper is motivated by the observation that the average queueing delay can be decreased by sacrificing power efficiency in wireless communications. In this sense, we naturally wonder what is the minimum queueing delay when the available…

信息论 · 计算机科学 2018-07-27 Meng Wang , Juan Liu , Wei Chen , Anthony Ephremides

This study seeks to improve the throughput rates for shipping container terminals. In the United States, shipping ports link the domestic economy to global markets and are vital to sustain supply chain flow and economic stability. Maritime…

计算工程、金融与科学 · 计算机科学 2025-09-23 Austin Ford Cooper

Efficient satellite communications play an enormously important role in all of our daily lives. This includes the transmission of data for communication purposes, the operation of IoT applications or the provision of data for ground…

网络与互联网体系结构 · 计算机科学 2024-11-03 Philippe Krajsic , Viola Suess , Zehong Cao , Ryszard Kowalczyk , Bogdan Franczyk

This paper presents a new approach to learning for motion planning (MP) where critical regions of an environment are learned from a given set of motion plans and used to improve performance on new environments and problem instances. We…

机器人学 · 计算机科学 2020-03-10 Daniel Molina , Kislay Kumar , Siddharth Srivastava

Software-defined networks (SDNs) are a huge evolution in simplifying implementation and network operation which have reduced costs and made the network programmable. Although SDNs are a suitable option for solving some of the previous…

网络与互联网体系结构 · 计算机科学 2019-10-03 Mahdi Sarbazi , Mehdi SadeghZadeh , seyyed Javad Mir Abedini

A mega-constellation of low-altitude earth orbit (LEO) satellites (SATs) and burgeoning unmanned aerial vehicles (UAVs) are promising enablers for high-speed and long-distance communications in beyond fifth-generation (5G) systems.…

网络与互联网体系结构 · 计算机科学 2020-10-21 Ju-Hyung Lee , Jihong Park , Mehdi Bennis , Young-Chai Ko

Advancements in satellite technology have made direct-to-device connectivity a viable solution for ensuring global access. This method is designed to provide internet connectivity to remote, rural, or underserved areas where traditional…

信号处理 · 电气工程与系统科学 2024-07-02 Zohre Mashayekh Bakhsh , Yasaman Omid , Gaojie Chen , Farbod Kayhan , Yi Ma , Rahim Tafazolli

Robot motion planning involves computing a sequence of valid robot configurations that take the robot from its initial state to a goal state. Solving a motion planning problem optimally using analytical methods is proven to be PSPACE-Hard.…

机器人学 · 计算机科学 2021-07-26 Naman Shah , Abhyudaya Srinet , Siddharth Srivastava

Satellite-terrestrial integrated networks (STIN) are envisioned as a promising architecture for ubiquitous network connections to support diversified services. In this paper, we propose a novel resource slicing scheme with cross-cell…

网络与互联网体系结构 · 计算机科学 2024-04-23 Mingcheng He , Huaqing Wu , Conghao Zhou , Xuemin , Shen

With the development of the massive satellite constellation and the on-orbit laser-based communication equipment, the wavelength routing optical satellite network (WROSN) becomes a potential solution for on-orbit, high-capacity, and…

网络与互联网体系结构 · 计算机科学 2023-10-10 Jingkai Yang , Qiwen Ran , Hongyu Wu , Jing Ma

Relying on the powerful communication capabilities and rapidly changing geometric configuration, the Low Earth Orbit (LEO) satellites have the potential to offer integrated communication and navigation (ICAN) services. However, the isolated…

信号处理 · 电气工程与系统科学 2024-10-28 Jiajing Li , Binghong Liu , Mugen Peng

Reaching all regions of Earth, low Earth orbit (LEO) satellites can harvest delay-tolerant data from remotely located users on Earth without ground infrastructure. This work aims to assess a data harvest network architecture where users…

信息论 · 计算机科学 2024-08-12 Chang-Sik Choi

Since the next-generation satellite network consisting of various service function domains, such as communication, observation, navigation, etc., is moving towards large-scale, using single-domain resources is difficult to provide satisfied…

系统与控制 · 电气工程与系统科学 2023-12-18 Chenxi Bao , Di Zhou , Min Sheng , Yan Shi , Jiandong Li

We are motivated by the need for impromptu (or as-you-go) deployment of multihop wireless networks, by human agents or robots; the agent moves along a line, makes wireless link quality measurements at regular intervals, and makes on-line…

网络与互联网体系结构 · 计算机科学 2017-09-07 Arpan Chattopadhyay , Avishek Ghosh , Anurag Kumar

Satellite constellations in low-Earth orbit are now widespread, enabling positioning, Earth imaging, and communications. In this paper we address the solution of learning problems using these satellite constellations. In particular, we…

Recently, much effort has been devoted by researchers from both academia and industry to develop novel congestion control methods. LearningCC is presented in this letter, in which the congestion control problem is solved by reinforce…

网络与互联网体系结构 · 计算机科学 2020-08-04 Songyang Zhang

The centralized architecture in software-defined network (SDN) provides a global view of the underlying network, paving the way for enormous research in the area of SDN traffic engineering (SDN TE). This research focuses on the load…

网络与互联网体系结构 · 计算机科学 2018-12-07 Sminesh C. N. , Grace Mary Kanaga E. , Ranjitha K