English
Related papers

Related papers: Analysis of Path Loss mitigation through Dynamic S…

200 papers

The increasing demand on the internet trafficking to meet the demands of video streaming and mobile communication has exerted too much pressure. Accordingly, this demand will result in providing high bandwidth which in turn increase the use…

Signal Processing · Electrical Eng. & Systems 2020-09-29 Bashar J. Hamza , Wasan Kadhim Saad , Mohamed Ahmed AbdulNabi , Waheb A. Jabbar , Ibraheem Shayea

Dynamic spectrum access problem is an important problem that allows a wireless sub-network to use channels temporarily unoccupied by the parent network for minimizing the spectrum waste. Previous work has shown that the sequential channel…

Optimization and Control · Mathematics 2026-05-15 Keqin Liu , Qizhen Jia , Yiying Zhang , Zhi Ding

Dual-Functional Radar-Communication (DFRC) system is an essential and promising technique for beyond 5G. In this work, we propose a powerful and unified multi-antenna DFRC transmission framework, where an additional radar sequence is…

Signal Processing · Electrical Eng. & Systems 2021-12-15 Chengcheng Xu , Bruno Clerckx , Shiwa Chen , Yijie Mao , Jianyun Zhang

The increasing complexity of recent Wi-Fi amendments is making optimal Rate Adaptation (RA) a challenge. The use of classic algorithms or heuristic models to address RA is becoming unfeasible due to the large combination of configuration…

Networking and Internet Architecture · Computer Science 2022-02-14 Ruben Queiros , Eduardo Nuno Almeida , Helder Fontes , Jose Ruela , Rui Campos

Millimeter-wave (mmWave) communication systems, particularly those leveraging multi-user multiple-input and multiple-output (MU-MIMO) with hybrid beamforming, face challenges in optimizing user throughput and minimizing latency due to the…

Information Theory · Computer Science 2026-03-04 Ramin Hashemi , Vismika Ranasinghe , Teemu Veijalainen , Petteri Kela , Risto Wichman

In future cell-free (or cell-less) wireless networks, a large number of devices in a geographical area will be served simultaneously in non-orthogonal multiple access scenarios by a large number of distributed access points (APs), which…

Signal Processing · Electrical Eng. & Systems 2020-02-25 Yasser Al-Eryani , Mohamed Akrout , Ekram Hossain

We proposed a novel dense line spectrum super-resolution algorithm, the DMRA, that leverages dynamical multi-resolution of atoms technique to address the limitation of traditional compressed sensing methods when handling dense point-source…

Signal Processing · Electrical Eng. & Systems 2024-09-04 Mingguang Han , Yi Zeng , Xiaoguang Li , Tiejun Li

Denial of service (DoS) attacks and more particularly the distributed ones (DDoS) are one of the latest threat and pose a grave danger to users, organizations and infrastructures of the Internet. Several schemes have been proposed on how to…

Cryptography and Security · Computer Science 2012-04-26 B. B. Gupta , R. C. Joshi , Manoj Misra

The recent surge in deploying extremely large antenna arrays is expected to play a vital role in future sixth generation wireless networks, enabling advanced radar target localization with enhanced angular and range resolution. This paper…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Ioannis Gavras , George C. Alexandropoulos

Wireless networks that are decentralized and communicate without using existing infrastructure are known as mobile ad-hoc networks. The most common sorts of threats and attacks can affect MANETs. Therefore, it is advised to utilize…

Networking and Internet Architecture · Computer Science 2023-04-24 S. M. Udhaya Sankar , D. Dhinakaran , C. Cathrin Deboral , M. Ramakrishnan

This article introduces a new method to improve the dependability of millimeter-wave (mmWave) and terahertz (THz) network services in dynamic outdoor environments. In these settings, line-of-sight (LoS) connections are easily interrupted by…

Networking and Internet Architecture · Computer Science 2023-07-14 Mohammad Al-Quraan , Ahmed Zoha , Anthony Centeno , Haythem Bany Salameh , Sami Muhaidat , Muhammad Ali Imran , Lina Mohjazi

In ultra-dense millimeter wave (mmWave) networks, mmWave signals suffer from severe path losses and are easily blocked by obstacles. Meanwhile, ultra-dense deployment causes excessive handovers, which reduces the data link reliability. To…

Networking and Internet Architecture · Computer Science 2022-02-10 Ailing Chen , Shengchang Li , Jichen Xiong , Kezhong Jin , Zhenzhou Tang

In an attempt to utilize spectrum resources more efficiently, protocols sharing licensed spectrum with unlicensed users are receiving increased attention. From the perspective of cellular networks, spectrum underutilization makes spatial…

Networking and Internet Architecture · Computer Science 2013-12-10 Brett Kaufman , Jorma Lilleberg , Behnaam Aazhang

To meet the surging demand of increasing mobile Internet traffic from diverse applications while maintaining moderate energy cost, the radio access network (RAN) of cellular systems needs to take a green path into the future, and the key…

Networking and Internet Architecture · Computer Science 2016-01-18 Sheng Zhou , Tao Zhao , Zhisheng Niu , Shidong Zhou

Cell search is the process for a user to detect its neighboring base stations (BSs) and make a cell selection decision. Due to the importance of beamforming gain in millimeter wave (mmWave) and massive MIMO cellular networks, the…

Information Theory · Computer Science 2017-09-05 Yingzhe Li , Francois Baccelli , Jeffrey G. Andrews , Jianzhong Charlie Zhang

CDMA is a multiple access method in which the user's uses spread spectrum techniques and occupy the entire spectrum whenever they transmit. In wireless communication signal-to-noise ratio (SNR) is the very important parameter that…

Networking and Internet Architecture · Computer Science 2010-02-26 Md. M. Hossain , Md. M. Rahman , Md. A. Alim

The growing demand for mid-band spectrum necessitates efficient Dynamic Spectrum Sharing (DSS) to ensure coexistence between cellular networks and incumbent radar systems. Existing Spectrum Access System (SAS) frameworks rely on fixed…

Systems and Control · Electrical Eng. & Systems 2026-01-07 Azuka Chiejina , Divyadharshini Muruganandham , Vini Chaudhary , Kaushik Chowdhury , Vijay K. Shah

A cross-layer cognitive radio system is designed to support unicast and multicast traffic with integration of dynamic spectrum access (DSA), backpressure algorithm, and network coding for multi-hop networking. The full protocol stack that…

Networking and Internet Architecture · Computer Science 2019-12-13 Sohraab Soltani , Yalin E. Sagduyu , Sean Scanlon , Yi Shi , Jason H. Li , Jared Feldman , John D. Matyjas

This paper proposes a cellular network exploiting millimeter-wave (mmWave) and ultra-densified base stations (BSs) to achieve the far-reaching 5G aim in downlink average rate. The mmWave overlaid network however incurs a pitfall that its…

Networking and Internet Architecture · Computer Science 2015-04-21 Jihong Park , Seong-Lyun Kim , Jens Zander

Handling the massive number of devices needed in numerous applications such as smart cities is a major challenge given the scarcity of spectrum resources. Dynamic spectrum access (DSA) is seen as a potential candidate to support the…

Networking and Internet Architecture · Computer Science 2017-10-19 Bassem Khalfi , Mahdi Ben Ghorbel , Bechir Hamdaoui , Mohsen Guizani , Nizar Zorba