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This paper considers a two-hop interference network, where two users transmit independent messages to their respective receivers with the help of two relay nodes. The transmitters do not have direct links to the receivers; instead, two…

信息论 · 计算机科学 2009-10-09 Yi Cao , Biao Chen

In the present article, a new system architecture for the next generation of satellite communication (SatComs) is presented. The key concept lies in the collaboration between multibeam satellites that share one orbital position.…

Low earth orbit (LEO) mega-constellations, integrating government space systems and commercial practices, have emerged as enabling technologies for the sixth generation (6G) networks due to their good merits of global coverage and…

网络与互联网体系结构 · 计算机科学 2022-05-18 Lin Shih-Chun , Lin Chia-Hung , Chu Liang C. , Lien Shao-Yu

With increasing number of autonomous heterogeneous devices in future mobile networks, an efficient resource allocation scheme is required to maximize network throughput and achieve higher spectral efficiency. In this paper, performance of…

网络与互联网体系结构 · 计算机科学 2013-11-05 Monowar Hasan , Ekram Hossain

We consider a relay network with two relays and a feedback link from the receiver to the sender. To obtain the achievability result, we use compress-and-forward and random binning techniques combined with deterministic binning and…

信息论 · 计算机科学 2011-09-08 Mohammad Ali Tebbi , Mahtab Mirmohseni , Mahmoud Ahmadian Attari , Mohammad Reza Aref

In this paper, we characterize the performance of a three-dimensional (3D) two-hop cellular network in which terrestrial base stations (BSs) coexist with unmanned aerial vehicles (UAVs) to serve a set of ground user equipment (UE). In…

信息论 · 计算机科学 2021-11-30 Morteza Banagar , Harpreet S. Dhillon

This paper investigates the simultaneous wireless information and energy transfer for the non-regenerative multipleinput multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) relaying system. By considering two practical…

信息论 · 计算机科学 2016-11-15 Ke Xiong , Pingyi Fan , Chuang Zhang , Khaled Ben Letaief

As one of the most promising hotspots in the 6G era, space remote sensing information networks play a key and irreplaceable role in areas such as emergency response and scientific research, and are expected to foster remote sensing data…

网络与互联网体系结构 · 计算机科学 2026-03-31 Linling Kuang , Jiachen Sun , Jin Zhang , Huanxi Cui , Kai Liu

In this Letter, we study the transmission response of microwaves through two identical metallic plates machined with ultranarrow slit arrays. The measured and calculated transmission spectra consistently display a striking transmission peak…

光学 · 物理学 2015-06-11 Chunyin Qiu , Sucheng Li , Ruirui Chen , Bo Hou , Feng Li , Zhengyou Liu

We today live in the era of dynamic and mobile wireless enabled platforms. This kind of stringent communication capability in the face of volatile and turbulent mobility demands a fresh look at physical layer in general and antenna design…

网络与互联网体系结构 · 计算机科学 2016-02-08 Malay Ranjan Tripathy , Priya Ranjan

Space Domain Awareness (SDA) involves the detection, tracking, and characterization of space objects through the fusion of data across the space environment. As SDA advances beyond localized or operator-specific capabilities, there is a…

组合数学 · 数学 2025-05-14 Nesrine Benchoubane , Gunes Karabulut Kurt

In this work, we investigate the effect of the stacking sequence in MoS2 multilayer systems on their electron transport properties, through first-principles simulations of structural and electron transport properties. We show that…

材料科学 · 物理学 2018-11-09 Teresa Cusati , Alessandro Fortunelli , Gianluca Fiori , Giuseppe Iannaccone

In this paper we propose some kinds of two-dimensional square zigzag lattice structures and study their bandgaps and directional propagation of elastic waves. The band structures and the transmission spectra of the systems are calculated by…

材料科学 · 物理学 2014-11-24 Yan-Feng Wang , Yue-Sheng Wang , Chuanzeng Zhang

In this paper, we consider a mixed RF and hybrid RF/FSO system where several mobile users transmit their data over an RF link to a relay node (e.g. a small cell base station) and the relay forwards the information to a destination (e.g. a…

信息论 · 计算机科学 2015-06-17 Vahid Jamali , Diomidis S. Michalopoulos , Murat Uysal , Robert Schober

In many scenarios, low latency wireless communication assumes two-way connection, such that the node that receives information can swiftly send acknowledgment or other response. In this paper, we address the problem of low latency two-way…

信息论 · 计算机科学 2018-03-07 Dong Min Kim , Nuno K. Pratas , Petar Popovski

Robotics would gain by replicating the remarkable agility of arthropods in navigating complex environments. Here we consider the control of multi-legged systems which have 6 or more legs. Current multi-legged control strategies in robots…

机器人学 · 计算机科学 2026-03-11 Zhuoyang Chen , Xinyuan Wang , Shai Revzen

This work considers secure transmission protocol for flexible load-balance control in two-hop relay wireless networks without the information of both eavesdropper channels and locations. The available secure transmission protocols via relay…

密码学与安全 · 计算机科学 2013-01-10 Yulong Shen , Xiaohong Jiang , Jianfeng Ma

We consider a two-hop communication network consisted of a source node, a relay and a destination node in which the source and the relay node have external traffic arrivals. The relay forwards a fraction of the source node's traffic to the…

To expand frontiers and achieve measurable progress, instruments such as hyperspectral imagers are increased in resolution, field of view, and spectral resolution and range, leading to dramatically higher data volumes. Increasingly, data…

When considering unidirectional communication for unmanned aerial vehicles (UAVs) as flying Base Stations (BSs), either uplink or downlink, the system is limited through the co-channel interference that takes place over line-of-sight (LoS)…

信息论 · 计算机科学 2018-05-23 Wenqian Huang , Dong Min Kim , Wenrui Ding , Petar Popovski