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Millimeter wave (mmWave) communications provide great potential for next-generation cellular networks to meet the demands of fast-growing mobile data traffic with plentiful spectrum available. However, in a mmWave cellular system, the…

网络与互联网体系结构 · 计算机科学 2018-07-26 Xianfu Chen , Pei Liu , Hang Liu , Celimuge Wu , Yusheng Ji

In millimeter wave (mmWave) communication systems, narrow beam operations overcome severe channel attenuations, reduce multiuser interference, and thus introduce the new concept of noise-limited mmWave wireless networks. The regime of the…

信息论 · 计算机科学 2015-10-02 Hossein Shokri-Ghadikolaei , Carlo Fischione

This paper considers the problem of beam alignment in a cell-free massive MIMO deployment with multiple access points (APs) and multiple user equipments (UEs) simultaneously operating in the same millimeter wave frequency band. Assuming the…

信息论 · 计算机科学 2022-04-26 Stefano Buzzi , Carmen D'Andrea , Maria Fresia , Xiaofeng Wu

Recently, a mmWave-based access and backhaul integration heterogeneous networks (HetNets) architecture (mABHetNets) has been envisioned to provide high wireless capacity.Since the access link and the backhaul link share the same mmwave…

网络与互联网体系结构 · 计算机科学 2019-11-13 Chenwu Zhang , Hao Wu , Hancheng Lu , Jinxue Liu

Increased density of wireless devices, ever growing demands for extremely high data rate, and spectrum scarcity at microwave bands make the millimeter wave (mmWave) frequencies an important player in future wireless networks. However,…

信息论 · 计算机科学 2015-09-28 Hossein Shokri-Ghadikolaei , Carlo Fischione , Petar Popovski , Michele Zorzi

For unmanned aerial vehicle (UAV) aided millimeter wave (mmWave) networks, we propose a unified three-dimensional (3D) spatial framework in this paper to model a general case that uncovered users send messages to base stations via UAVs.…

信息论 · 计算机科学 2019-09-27 Wenqiang Yi , Yuanwei Liu , Eliane Bodanese , Arumugam Nallanathan , George K. Karagiannidis

To achieve high-speed (giga-bit) connectivity for short-range wireless multimedia applications, the millimeter-wave (mmWave) wireless personal area networks with directional antennas are gaining increased interest. Due to the use of…

网络与互联网体系结构 · 计算机科学 2018-01-19 Muhammad Bilal , Moonsoo Kang , Sayed Chhattan Shah , Shin-Gak Kang

MmWave communications, one of the cornerstones of future 5G mobile networks, are characterized at the same time by a potential multi-gigabit capacity and by a very dynamic channel, sensitive to blockage, wide fluctuations in the received…

网络与互联网体系结构 · 计算机科学 2018-09-06 Michele Polese , Rittwik Jana , Michele Zorzi

This paper focuses on edge caching in mm/{\mu}Wave hybrid wireless networks, in which all mmWave SBSs and {\mu}Wave MBSs are capable of storing contents to alleviate the traffic burden on the backhaul link that connect the BSs and the core…

信号处理 · 电气工程与系统科学 2019-04-02 Tong Zhang , Sudip Biswas , Keshav Singh , Tharmalingam Ratnarajah

This paper studies how to maximize the per-user-based throughput in an M-tier heterogeneous wireless network (HetNet) by optimally managing traffic flows between the access points (APs) in the HetNet. The APs in the first M-1 tiers can use…

信息论 · 计算机科学 2017-02-17 Chun-Hung Liu , Hong-Cheng Tsai

Long Term Evolution (LTE)-Wireless Local Area Network (WLAN) Path Aggregation (LWPA) based on Multi-path Transmission Control Protocol (MPTCP) has been under standardization procedure as a promising and cost-efficient solution to boost…

网络与互联网体系结构 · 计算机科学 2018-05-09 Bolin Chen , Zheng Chen , Nikolaos Pappas , Di Yuan , Jie Zhang

Densification of access points (APs) in wireless local area networks (WLANs) increases the interference and the contention domains of each AP due to multiple overlapped basic service sets (BSSs). Consequently, high interference from…

网络与互联网体系结构 · 计算机科学 2016-08-19 Phillip B. Oni , Steven D. Blostein

On-demand deployments of millimeter-wave (mmWave) access points (APs) carried by unmanned aerial vehicles (UAVs) are considered today as a potential solution to enhance the performance of 5G+ networks. The battery lifetime of modern UAVs,…

网络与互联网体系结构 · 计算机科学 2020-07-28 Vitaly Petrov , Margarita Gapeyenko , Dmitri Moltchanov , Sergey Andreev , Robert W. Heath

This paper studies the large-scale cell-free networks where dense distributed access points (APs) serve many users. As a promising next-generation network architecture, cell-free networks enable ultra-reliable connections and minimal…

网络与互联网体系结构 · 计算机科学 2024-07-17 Zesheng Zhu , Lifeng Wang , Xin Wang , Dongming Wang , Kai-Kit Wong

A node equipped with a multi-beam antenna can achieve a throughput of up to m times as compared to a single-beam antenna, by simultaneously communicating on its m non-interfering beams. However, the existing multi-beam medium access control…

网络与互联网体系结构 · 计算机科学 2022-10-12 Shivam Garg , Nandini Venkatraman , Elizabeth Serena Bentley , Sunil Kumar

Assuming a network of infinite extent, several researchers have analyzed small-cell networks using a Poisson point process (PPP) location model, leading to simple analytic expressions. The general assumption has been that these results…

信息论 · 计算机科学 2015-12-11 S. Alireza Banani , Andrew W. Eckford , Raviraj S. Adve

In this paper we consider random access wireless multi-hop mesh networks with multi-packet reception capabilities where multiple flows are forwarded to the gateways through node disjoint paths. We address the issue of aggregate…

网络与互联网体系结构 · 计算机科学 2016-11-15 Manolis Ploumidis , Nikolaos Pappas , Apostolos Traganitis

Millimeter wave (mmW) bands between 30 and 300 GHz have attracted considerable attention for next-generation cellular networks due to vast quantities of available spectrum and the possibility of very high-dimensional antenna ar-rays.…

网络与互联网体系结构 · 计算机科学 2016-11-15 Russell Ford , Felipe Gomez-Cuba , Marco Mezzavilla , Sundeep Rangan

Owing to severe path loss and unreliable transmission over a long distance at higher frequency bands, we investigate the problem of path selection and rate allocation for multi-hop self-backhaul millimeter wave (mmWave) networks. Enabling…

网络与互联网体系结构 · 计算机科学 2019-03-11 Trung Kien Vu , Mehdi Bennis , Merouane Debbah , Matti Latva-aho

This paper aims to exploit the fundamental limits on the downlink coverage and spatial throughput performances of a cellular network comprised of a tier of unmanned aerial vehicle (UAV) base stations (BSs) using the millimeter wave (mmWave)…

信息论 · 计算机科学 2019-08-21 Chun-Hung Liu , Kai-Hsiang Ho , Jwo-Yuh Wu