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Emergency Wireless Communication (EWC) networks adopt the User Datagram Protocol (UDP) to transmit scene images in real time for quickly assessing the extent of the damage. However, existing UDP-based EWC exhibits suboptimal performance…

Signal Processing · Electrical Eng. & Systems 2025-01-06 Yuzhou Fu , Wenchi Cheng , Jingqing Wang , Liuguo Yin , Wei Zhang

Post commercial deployment of fifth-generation (5G) technologies, the consideration of sixth-generation (6G) networks is drawing remarkable attention from research communities. Researchers suggest that similar to 5G, 6G technology must be…

Information Theory · Computer Science 2022-12-21 Md. Ibrahim , A. S. M. Badrudduza , Md. Shakhawat Hossen , Milton Kumar Kundu , Imran Shafique Ansari

The high propagation and penetration loss experienced at millimeter wave (mmWave) frequencies requires ultra-dense deployments of 5th generation (5G) base stations, which may be infeasible and costly for network operators. Integrated Access…

Networking and Internet Architecture · Computer Science 2022-03-07 Matteo Pagin , Marco Giordani , Amir Ashtari Gargari , Alberto Rech , Federico Moretto , Stefano Tomasin , Jonathan Gambini , Michele Zorzi

In the dynamic realm of 6G technology, emphasizing security is essential, particularly for optimizing high-performance communication. A notable strategy involves the use of reconfigurable intelligent surfaces (RISs), an emerging and…

Information Theory · Computer Science 2024-08-13 Md. Abdur Rakib , Md. Ibrahim , A. S. M. Badrudduza , Imran Shafique Ansari

In this paper, we consider an unmanned aerial vehicle (UAV)-enabled emergency communication system, which establishes temporary communication link with users equipment (UEs) in a typical disaster environment with mountainous forest and…

Networking and Internet Architecture · Computer Science 2024-01-18 Hongying Guo , Li Wang , Ruoguang Li , Luyang Hou , Lianming Xu , Aiguo Fei

A heterogeneous system, where small networks (e.g., small cell or WiFi) boost the system throughput under the umbrella of a large network (e.g., large cell), is a promising architecture for the 5G wireless communication networks, where…

Information Theory · Computer Science 2015-05-19 Hang Li , Chuan Huang , Fuad Alsaadi , Abdullah M. Dobaie , Shuguang Cui

Unmanned aerial vehicles (UAVs) can provide an effective solution for improving the coverage, capacity, and the overall performance of terrestrial wireless cellular networks. In particular, UAV-assisted cellular networks can meet the…

Networking and Internet Architecture · Computer Science 2020-06-03 Aunas Manzoor , Kitae Kim , Shashi Raj Pandey , S. M. Ahsan Kazmi , Nguyen H. Tran , Walid Saad , Choong Seon Hong

We analyze a cooperative wireless communication system with finite block length and finite battery energy, under quasi-static Rayleigh fading. Source and relay nodes are powered by a wireless energy transfer (WET) process, while using the…

Information Theory · Computer Science 2018-01-03 Onel L. A. López , Evelio M. G. Fernández , Richard D. Souza , Hirley Alves

By suppressing repeated content deliveries, wireless caching has the potential to substantially improve the energy efficiency (EE) of the fifth generation (5G) communication networks. In this paper, we propose two novel energy-efficient…

Signal Processing · Electrical Eng. & Systems 2018-05-31 Xuewei Zhang , Tiejun Lv , Wei Ni , John M. Cioffi , Norman C. Beaulieu , Y. Jay Guo

Due to its agile maneuverability, unmanned aerial vehicles (UAVs) have shown great promise for ondemand communications. In practice, UAV-aided aerial base stations are not separate. Instead, they rely on existing satellites/terrestrial…

Information Theory · Computer Science 2021-03-10 Xiangling Li , Wei Feng , Yunfei Chen , Cheng-Xiang Wang , Ning Ge

The usage of Reconfigurable Intelligent Surfaces (RIS) in conjunction with Unmanned Ariel Vehicles (UAVs) is being investigated as a way to provide energy-efficient communication to ground users in dense urban areas. In this paper, we…

Natural disasters such as floods and earthquakes immensely impact the telecommunication network infrastructure, leading to the malfunctioning and interruption of wireless services. Consequently, the user devices under the disaster zone are…

In this paper, a novel intelligent reflecting surface (IRS)-assisted wireless powered communication network (WPCN) architecture is proposed for power-constrained Internet-of-Things (IoT) smart devices, where IRS is exploited to improve the…

Information Theory · Computer Science 2021-12-07 Zhendong Li , Wen Chen , Qingqing Wu , Huanqing Cao , Kunlun Wang , Jun Li

The 5th-generation wireless networks (5G) technologies and mobile edge computing (MEC) provide great promises of enabling new capabilities for the industrial Internet of Things. However, the solutions enabled by the 5G ultra-reliable…

Networking and Internet Architecture · Computer Science 2022-02-16 Peng Hu , Jinhuan Zhang

A cross-layer design along with an optimal resource allocation framework is formulated for wireless fading networks, where the nodes are allowed to perform network coding. The aim is to jointly optimize end-to-end transport layer rates,…

Networking and Internet Architecture · Computer Science 2011-05-06 Ketan Rajawat , Nikolaos Gatsis , Georgios B. Giannakis

In the coming smart ocean era, reliable and efficient communications are crucial for promoting a variety of maritime activities. Current maritime communication networks (MCNs) mainly rely on marine satellites and on-shore base stations…

Information Theory · Computer Science 2021-06-29 Yanmin Wang , Wei Feng , Jue Wang , Tony Q. S. Quek

In this paper, we study the trajectory and resource allocation design for downlink energy-efficient secure unmanned aerial vehicle (UAV) communication systems, where an information UAV assisted by a multi-antenna jammer UAV serves multiple…

Information Theory · Computer Science 2020-03-17 Yuanxin Cai , Zhiqiang Wei , Ruide Li , Derrick Wing Kwan Ng , Jinhong Yuan

This article considers the performance of wireless communication systems that utilize reconfigurable or pattern-dynamic antennas. The focus is on finite-state channels with memory and performance is assessed in terms of real-time behavior.…

Information Theory · Computer Science 2014-04-29 Santhosh Kumar , Jean-Francois Chamberland , Gregory H. Huff

The 5G cellular wireless systems will have a multi-tier architecture consisting of macrocells, different types of licensed small cells and D2D networks to serve users with different quality-of-service (QoS) requirements in a spectrum…

Networking and Internet Architecture · Computer Science 2014-09-09 Monowar Hasan , Ekram Hossain

The use of the unmanned aerial vehicle (UAV) has been foreseen as a promising technology for the next generation communication networks. Since there are no regulations for UAVs deployment yet, most likely they form a network in coexistence…

Networking and Internet Architecture · Computer Science 2019-04-17 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan