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Deployment of small cells in dense urban areas dedicated to the heterogeneous network (HetNet) and associated relay nodes for improving backhauling is expected to be an important structural element in the design of beyond 5G (B5G) and 6G…

网络与互联网体系结构 · 计算机科学 2022-02-04 Jongyul Lee , Vasilis Friderikos

Cell-free massive MIMO systems have promising data rate and uniform coverage gains. These systems, however, typically rely on optical fiber based fronthaul for the communication between the central processing unit (CPU) and the distributed…

信息论 · 计算机科学 2022-08-09 Umut Demirhan , Ahmed Alkhateeb

As wireless communication evolves towards 5G, both fixed broadband and mobile broadband will play a crucial part in providing the Gbps infrastructure for a connected society. This paper proposes a Millimeter-wave Gbps Broadband (MGB) system…

信息论 · 计算机科学 2015-07-15 Zhouyue Pi , Junil Choi , Robert Heath

Network densification, massive multiple-input multiple-output (MIMO) and millimeter-wave (mmWave) bands have recently emerged as some of the physical layer enablers for the future generations of wireless communication networks (5G and…

信号处理 · 电气工程与系统科学 2019-02-21 Guillem Femenias , Felip Riera-Palou

In future wireless communication systems, millimeter waves (mmWaves) will play an important role in meeting high data rates. However, due to their short wavelengths, these mmWaves present high propagation losses and are highly attenuated by…

网络与互联网体系结构 · 计算机科学 2025-01-16 Mbissane Dieng , Gheorghe Zaharia , Ghaïs El Zein , Raphaël Gillard , Renaud Loison

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

This paper studies a new concept so-called green cell-less radio frequency (RF) wireless power transfer (WPT) networks. We consider a scenario in which multiple indoor access points (APs) equipped with outdoor energy harvesters are…

网络与互联网体系结构 · 计算机科学 2018-01-22 Ha-Vu Tran , Georges Kaddoum

Caching at the edge is a promising technique to cope with the increasing data demand in wireless networks. This paper analyzes the performance of cellular networks consisting of a tier macro-cell wireless backhaul nodes overlaid with a tier…

信息论 · 计算机科学 2017-05-25 Italo Atzeni , Marco Maso , Imène Ghamnia , Ejder Baştuğ , Mérouane Debbah

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

The recently proposed NR-ready integrated access and backhaul (IAB) architecture promises to bring a cost-efficient deployment solution for both coverage extension and capacity boosting in future 5G/5G+ systems. While its impact on the…

网络与互联网体系结构 · 计算机科学 2022-05-20 Yekaterina Sadovaya , Dmitri Moltchanov , Wei Mao , Oner Orhan , Shu-ping Yeh , Hosein Nikopour , Shilpa Talwar , Sergey Andreev

Millimeter-wave (mmWave) communication is considered as an indispensable technique for the next-generation backhaul/fronthaul network thanks to its large transmission bandwidth. Especially for heterogeneous network (HetNet), the mmWave…

信息论 · 计算机科学 2018-09-11 Yiwei Sun , Zhen Gao , Hua Wang , Di Wu

With the emergence of integrated access and backhaul (IAB) in the fifth generation (5G) of cellular networks, backhaul is no longer just a passive capacity constraint in cellular network design. In fact, this tight integration of access and…

信息论 · 计算机科学 2019-06-04 Chiranjib Saha , Harpreet S. Dhillon

Millimeter wave (mmWave) links will offer high capacity but are poor at penetrating into or diffracting around solid objects. Thus, we consider a hybrid cellular network with traditional sub 6 GHz macrocells coexisting with denser mmWave…

信息论 · 计算机科学 2016-11-15 Hisham Elshaer , Mandar N. Kulkarni , Federico Boccardi , Jeffrey G. Andrews , Mischa Dohler

Recently, a mmWave-based access and backhaul integration HetNetsarchitecture (mABHetNets) has been envisioned to provide the high link capacity in both access and backhaul links. In mABHetNets, the access link and the backhaul link will…

网络与互联网体系结构 · 计算机科学 2019-11-05 Hao Wu , Chenwu Zhang , Hancheng Lu , Qi Hu

This paper considers the following question for viable wide-area millimeter wave cellular networks. What is the maximum extended coverage area of a single fiber site using multi-hop relaying, while achieving a minimum target per user data…

信息论 · 计算机科学 2018-11-21 Mandar N. Kulkarni , Amitava Ghosh , Jeffrey G. Andrews

In future wireless networks, a significant number of users will be vehicular. One promising solution to improve the capacity for these vehicular users is to employ moving relays or car base stations. The system forms cell inside the vehicle…

系统与控制 · 计算机科学 2015-05-27 Byungjin Cho , Konstantinos Koufos , Kalle Ruttik , Riku Jäntti

The employment of power lines for communications (PLC) has been theorized almost a century ago; although the physical medium is not meant for data transmission, recent technical developments pushed the capacity boundary much higher than…

网络与互联网体系结构 · 计算机科学 2016-11-10 Andrea M. Tonello , Francesco Marcuzzi

This paper investigates the throughput performance issue of the relay-assisted mmWave backhaul network. The maximum traffic demand of small-cell base stations (BSs) and the maximum throughput at the macro-cell BS have been found in a…

网络与互联网体系结构 · 计算机科学 2022-02-23 Qiang Hu , Yuchen Liu , Yan Yan , Miao Liu , Jun Zheng , Douglas M. Blough

Cellular networks are evolving towards dense deployment of small cells. This in turn demands flexible and efficient backhauling solutions. A viable solution that reuses the same spectrum is wireless backhaul where the Small Base Station…

信息论 · 计算机科学 2014-04-15 Henning Thomsen , Elisabeth de Carvalho , Petar Popovski

Offloading cellular hotspot regions to small-cells has been the main theme for the fifth generation of cellular network. One such hotspot is the public transport which carries a large number of cellular users who frequently receive low…

信号处理 · 电气工程与系统科学 2018-08-01 Shan Jaffry , Syed Faraz Hasan , Xiang Gui