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We develop a general downlink model for multi-antenna heterogeneous cellular networks (HetNets), where base stations (BSs) across tiers may differ in terms of transmit power, target signal-to-interference-ratio (SIR), deployment density,…

信息论 · 计算机科学 2016-11-15 Harpreet S. Dhillon , Marios Kountouris , Jeffrey G. Andrews

The cellular network plays a pivotal role in providing Internet access, since it is the only global-scale infrastructure with ubiquitous mobility support. To manage and maintain large-scale networks, mobile network operators require timely…

Recent researches show that millimeter wave (mmWave) communications can offer orders of magnitude increases in the cellular capacity. However, the secrecy performance of a mmWave cellular network has not been investigated so far. Leveraging…

信息论 · 计算机科学 2016-04-27 Chao Wang , Hui-Ming Wang

Meta distribution is a fine-grained unified performance metric that enables us to evaluate the {reliability and latency} of next generation wireless networks, in addition to the conventional coverage probability. In this paper, using…

信号处理 · 电气工程与系统科学 2019-12-10 Hazem Ibrahim , Hina Tabassum , Uyen T. Nguyen

In this paper, we present a detailed analysis of the coverage and spectral efficiency of a downlink cellular network. Rather than relying on the first order statistics of received signal-to-interference-ratio (SIR) such as coverage…

网络与互联网体系结构 · 计算机科学 2018-08-20 A. M. Hayajneh , S. A. R. Zaidi , Des. C. McLernon , M. Z. Win , A. Imran , M. Ghogho

The ergodic spectral efficiency (SE) in interference-limited multiple-input multiple-output (MIMO) downlink cellular systems is characterized based on stochastic geometry. A single user is served by using singular value decomposition…

信息论 · 计算机科学 2016-11-01 Jinseok Choi , Jeonghun Park , Brian L. Evans

Suppose sender-receiver transmission links in a downlink network at given data rate are subject to fading, path-loss and inter-cell interference, and that transmissions either pass, suffer loss, or incur retransmission delay. We introduce a…

概率论 · 数学 2023-06-29 Ingemar Kaj , Taisiia Morozova

In this paper, we investigate the propagation coupling loss (captures all sources of attenuation between serving cell and mobile station (MS)) and geometry metric (GM) (downlink average signal-to-interference plus noise ratio) performance…

信息论 · 计算机科学 2017-08-15 Nadisanka Rupasinghe , Yuichi Kakishima , Ismail Guvenc

Massive multi-input multi-output (MIMO) can support high spectral efficiency (SE) with simple linear transceivers, and is expected to provide high energy efficiency (EE). In this paper, we analyze the EE of downlink multi-cell massive MIMO…

信息论 · 计算机科学 2015-05-28 Wenjia Liu , Shengqian Han , Chenyang Yang

Recently, spatial stochastic models based on determinantal point processes (DPP) are studied as promising models for analysis of cellular wireless networks. Indeed, the DPPs can express the repulsive nature of the macro base station (BS)…

信息论 · 计算机科学 2015-03-19 Naoto Miyoshi , Tomoyuki Shirai

It is expected that 5G/6G networks will exploit sub-6 GHz, millimetre wave (mmWave) and terahertz (THz) frequency bands simultaneously and will increase flexibility in user equipment (UE)-cell association. In this paper, we introduce a…

信息论 · 计算机科学 2024-09-13 Yunbai Wang , Chen Chen , Xiaoli Chu

In this paper, we provide joint subcarrier assignment and power allocation schemes for quality-of-service (QoS)-constrained energy-efficiency (EE) optimization in the downlink of an orthogonal frequency division multiple access…

信息论 · 计算机科学 2016-11-01 Jie Tang , Daniel K. C. So , Emad Alsusa , Khairi Ashour Hamdi , Arman Shojaeifard , Kai-Kit Wong

Future wireless networks are required to support 1000 times higher data rate, than the current LTE standard. In order to meet the ever increasing demand, it is inevitable that, future wireless networks will have to develop seamless…

信息论 · 计算机科学 2015-06-23 Young Jin Chun , Mazen Omar Hasna , Ali Ghrayeb , Marco Di Renzo

Signals recorded from neurons with extracellular planar sensors have a wide range of waveforms and amplitudes. This variety is a result of different physical conditions affecting the ion currents through a cellular membrane. The…

In this paper, an analytical framework is provided to analyze the uplink performance of device-to-device (D2D)-enabled millimeter wave (mmWave) cellular networks with clustered D2D user equipments (UEs). Locations of cellular UEs are…

信息论 · 计算机科学 2018-01-17 Esma Turgut , M. Cenk Gursoy

We consider the downlink of a cellular network with multiple cells and multi-antenna base stations, including a realistic distance-dependent pathloss model, clusters of cooperating cells, and general "fairness" requirements. Beyond Monte…

信息论 · 计算机科学 2016-11-17 Hoon Huh , Giuseppe Caire , Sung-Hyun Moon , Young-Tae Kim , Inkyu Lee

We study the interaction of WiFi and 5G cellular networks as they exploit the recently unlocked 6-GHz spectrum for unlicensed access while conforming to the constraints imposed by the incumbent users. We derive the theoretical performance…

系统与控制 · 电气工程与系统科学 2024-10-30 Aniq Ur Rahman , Mustafa A. Kishk , Mohamed-Slim Alouini

We consider a general heterogeneous network in which, besides general propagation effects (shadowing and/or fading), individual base stations can have different emitting powers and be subject to different parameters of Hata-like path-loss…

网络与互联网体系结构 · 计算机科学 2014-09-17 Bartlomiej Blaszczyszyn , Holger Paul Keeler

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…

We leverage stochastic geometry to characterize key performance metrics for neighboring Wi-Fi and LTE networks in unlicensed spectrum. Our analysis focuses on a single unlicensed frequency band, where the locations for the Wi-Fi access…