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The so-called `TV white spaces' (TVWS) - representing unused TV channels in any given location as the result of the transition to digital broadcasting - designated by U.S. Federal Communications Commission (FCC) for unlicensed use presents…

网络与互联网体系结构 · 计算机科学 2013-04-08 Farzad Hessar , Sumit Roy

In this paper, the theoretical sustainable capacity of wireless networks with radio frequency (RF) energy harvesting is analytically studied. Specifically, we consider a large scale wireless network where base stations (BSs) and low power…

网络与互联网体系结构 · 计算机科学 2018-06-05 Ziru Chen , Zhao Chen , Lin X. Cai , Yu Cheng , Ruoting Gong

Wireless access points on unmanned aerial vehicles (UAVs) are being considered for mobile service provisioning in commercial networks. To be able to efficiently use these devices in cellular networks it is necessary to first have a…

网络与互联网体系结构 · 计算机科学 2017-10-13 Boris Galkin , Jacek Kibiłda , Luiz A. DaSilva

Advancements in high-frequency communication technologies using millimeter waves (mmWave), Tera- Hertz (THz), and optical wireless frequency bands are key for extending wireless connectivity beyond 5G. These technologies offer a broader…

最优化与控制 · 数学 2025-07-30 Mohsen Abedi , Alexis A. Dowhuszko , Mehdi Sookhak , Risto Wichman

TV white spaces refer to the allocated but locally unused TV spectrum and can be used by unlicensed devices as secondary users. Thanks to their lower frequencies (e.g., 54 -- 698 MHz in the US), communication over the TV spectrum has…

网络与互联网体系结构 · 计算机科学 2019-08-06 Mahbubur Rahman , Abusayeed Saifullah

In recent times, the use of stochastic geometry has become a popular and important tool for performance analysis of next-generation dense small cell wireless networks. Usually, such networks are modeled using 2 dimensional spatial Poisson…

信息论 · 计算机科学 2020-01-01 Aritra Chatterjee , Suvra Sekhar Das

This paper develops a stochastic geometry-based approach for the modeling and analysis of finite millimeter wave (mmWave) wireless networks where a random number of transmitters and receivers are randomly located inside a finite region. We…

Achieving adequate coverage with high gain antennas is key to realizing the full promise of the wide bandwidth available at cm/mm bands. We report extensive outdoor measurements at 28 GHz in suburban residential areas in New Jersey and…

In this paper, we consider the utilization of TV White Spaces (TVWS) by small Cognitive Radio (CR) network operators to support the communication needs of various smart grid applications. We first propose a multi-tier communication network…

网络与互联网体系结构 · 计算机科学 2017-01-13 Naveed Ul Hassan , Wayes Tushar , Chau Yuen , See Gim Kerk , Ser Wah Oh

The concept of Ultra Dense Networks (UDN) is often seen as a key enabler of the next generation mobile networks. However, existing analysis of UDNs, including Stochastic Geometry, has not been able to fully determine the potential gains and…

信息论 · 计算机科学 2017-12-07 Marcin Filo , Chuan Heng Foh , Seiamak Vahid , Rahim Tafazolli

In this paper, we investigate the performance of a reconfigurable intelligent surface (RIS) assisted large-scale network by characterizing the coverage probability and the average achievable rate using stochastic geometry. Considering the…

信号处理 · 电气工程与系统科学 2022-08-19 Tianxiong Wang , Gaojie Chen , Mihai-Alin Badiu , Justin P. Coon

Millimeter wave (mmW) communications at the 60 GHz unlicensed band is seen as a promising approach for boosting the capacity of wireless local area networks (WLANs). If properly integrated into legacy IEEE 802.11 standards, mmW…

信息论 · 计算机科学 2017-09-05 Omid Semiari , Walid Saad , Mehdi Bennis , Merouane Debbah

Cell-Free (CF) Massive MIMO is an alternative topology for future wireless networks, where a large number of single-antenna access points (APs) are distributed over the coverage area. There are no cells but all users are jointly served by…

信息论 · 计算机科学 2018-06-20 Zheng Chen , Emil Björnson

The penetration of wireless broadband services in remote areas has primarily been limited due to the lack of economic incentives that service providers encounter in sparsely populated areas. Besides, wireless backhaul links like satellite…

网络与互联网体系结构 · 计算机科学 2015-05-29 Ratnesh Kumbhkar , Muhammad Nazmul Islam , Narayan B. Mandayam , Ivan Seskar

With the severe spectrum shortage in conventional cellular bands, millimeter wave (mmW) frequencies between 30 and 300 GHz have been attracting growing attention as a possible candidate for next-generation micro- and picocellular wireless…

网络与互联网体系结构 · 计算机科学 2014-04-29 Mustafa Riza Akdeniz , Yuanpeng Liu , Mathew K. Samimi , Shu Sun , Sundeep Rangan , Theodore S. Rappaport , Elza Erkip

Fixed-wing unmanned aerial vehicles (UAVs) are of great potential to serve as aerial access points (APs) owing to better aerodynamic performance and longer flight endurance. However, the inherent hovering feature of fixed-wing UAVs may…

信息论 · 计算机科学 2020-05-11 Junyu Liu , Min Sheng , Ruiling Lyu , Yan Shi , Jiandong Li

Wireless charging is a promising way to power wireless nodes' transmissions. This paper considers new dual-function access points (APs) which are able to support the energy/information transmission to/from wireless nodes. We focus on a…

信息论 · 计算机科学 2016-11-18 Yue Ling Che , Lingjie Duan , Rui Zhang

Joint access point (AP) association and physical carrier sensing (PCS) threshold selection has the potential to improve the performance in high density wireless LANs (WLANs) under high contention, interference and self-interference (SI)…

信息论 · 计算机科学 2021-04-29 Phillip B. Oni , Steven D. Blostein

With the severe spectrum shortage in conventional cellular bands, millimeter wave (mmW) frequencies between 30 and 300 GHz have been attracting growing attention as a possible candidate for next-generation micro- and picocellular wireless…

网络与互联网体系结构 · 计算机科学 2014-04-29 Mustafa Riza Akdeniz , Yuanpeng Liu , Sundeep Rangan , Elza Erkip

In this paper, we develop an innovative approach to quantitatively characterize the performance of ultra-dense wireless networks in a plethora of propagation environments. The proposed framework has the potential of significantly…

信号处理 · 电气工程与系统科学 2020-07-15 Imene Trigui , Sofiene Affes , Marco Di Renzo , Dushantha Nalin K. Jayakody
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