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In a Poisson Point Process (PPP) network model, in which the locations of Base Stations (BSs) are randomly distributed according to a Spatial Poisson Process, has been recently used as a tractable stochastic model to analyse the performance…

信息论 · 计算机科学 2016-06-21 Sinh Cong Lam , Kumbesan Sandrasegaran

Explicit derivation of interferences in hexagonal wireless networks has been widely considered intractable and requires extensive computations with system level simulations. In this paper, we fundamentally tackle this problem and explicitly…

网络与互联网体系结构 · 计算机科学 2016-08-03 Ridha Nasri , Aymen Jaziri

A simple line network model is proposed to study the downlink cellular network. Without base station cooperation, the system is interference-limited. The interference limitation is overcome when the base stations are allowed to jointly…

信息论 · 计算机科学 2009-09-28 Chris T. K. Ng , Howard Huang

In this paper, we study physical layer security for the downlink of cellular networks, where the confidential messages transmitted to each mobile user can be eavesdropped by both (i) the other users in the same cell and (ii) the users in…

信息论 · 计算机科学 2016-11-15 Giovanni Geraci , Harpreet S. Dhillon , Jeffrey G. Andrews , Jinhong Yuan , Iain B. Collings

Spatial Poisson Point Process (PPP) network, whose Base Stations (BS)s are distributed according to a Poisson distribution, is currently used as a accurate model to analyse the performance of a cellular network. Most current work on…

信息论 · 计算机科学 2016-07-13 Sinh Cong Lam , Kumbesan Sandrasegaran

In a large-scale wireless ad hoc network in which all transmitters form a homogeneous of Poisson point process, the statistics of the signal-to-interference ratio (SIR) in prior work is only derived in closed-form for the case of Rayleigh…

信息论 · 计算机科学 2015-05-27 Chun-Hung Liu

The meta distribution of the signal-to-interference ratio (SIR) provides fine-grained information about the performance of individual links in a wireless network. This paper focuses on the analysis of the meta distribution of the SIR for…

信息论 · 计算机科学 2017-12-05 Yuanjie Wang , Martin Haenggi , Zhenhui Tan

In this paper we consider the problem of communication scheduling in wireless networks with respect to the SINR(Signal to Interference plus Noise Ratio) constraint in metric spaces. The nodes are assigned linear powers, i.e. for each sender…

网络与互联网体系结构 · 计算机科学 2011-07-26 Tigran Tonoyan

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

We consider the point process of signal strengths emitted from transmitters in a wireless network and observed at a fixed position. In our model, transmitters are placed deterministically or randomly according to a hard core or Poisson…

网络与互联网体系结构 · 计算机科学 2016-10-04 Nathan Ross , Dominic Schuhmacher

This paper studies the carrier-to-interference ratio (CIR) and carrier-to-interference-plus-noise ratio (CINR) performance at the mobile station (MS) within a multi-tier network composed of M tiers of wireless networks, with each tier…

信息论 · 计算机科学 2016-11-18 Prasanna Madhusudhanan , Juan G. Restrepo , Youjian , Liu , Timothy X Brown , Kenneth R. Baker

In the light of energy conservation and the expansion of existing networks, wireless networks face the challenge of nodes with heterogeneous transmission power. However, for more realistic models of wireless communication only few…

数据结构与算法 · 计算机科学 2014-04-29 Fabian Fuchs , Dorothea Wagner

A wireless communication network is considered where any two nodes are connected if the signal-to-interference ratio (SIR) between them is greater than a threshold. We consider the the path-loss plus fading model of wireless signal…

信息论 · 计算机科学 2012-05-23 Rahul Vaze

Present work proposes a theoretical statistical model of the downlink power consumption in cellular CDMA networks. The proposed model employs a simple but popular propagation model, which breaks down path losses into a distance dependent…

系统与控制 · 计算机科学 2011-09-02 Stylianos P. Savaidis , Nikolaos I. Miridakis

In Part I of this paper, we presented a mathematical model for communication subject to both network interference and noise, where the interferers are scattered according to a spatial Poisson process, and are operating asynchronously in a…

信息论 · 计算机科学 2016-11-17 Pedro C. Pinto , Moe Z. Win

Mounting compact and lightweight base stations on unmanned aerial vehicles (UAVs) is a cost-effective and flexible solution to provide seamless coverage on the existing terrestrial networks. While the coverage probability in UAV-assisted…

信息论 · 计算机科学 2023-01-31 Minwei Shi , Kai Yang , Dusit Niyato , Hang Yuan , He Zhou , Zhan Xu

In this work, we characterize the outage probability (OP) of an intelligent reflecting surface (IRS) assisted multi-user multiple-input-single-output (MU-MISO) communication system. Using a two-step approximation method, we approximate the…

信息论 · 计算机科学 2022-08-09 Lakshmi Jayalal , Shashank Shekhar , Athira Subhash , Sheetal Kalyani

Compared to the standard success (coverage) probability, the meta distribution of the signal-to-interference ratio (SIR) provides much more fine-grained information about the network performance. We consider general heterogeneous cellular…

信息论 · 计算机科学 2019-02-19 Sanket S. Kalamkar , Martin Haenggi

The coming extension of cellular technology to base-stations in low-earth orbit (LEO) requires a fresh look at terrestrial 3GPP channel models. Relative to such models, sky-to-ground cellular channels will exhibit less diffraction, deeper…

信号处理 · 电气工程与系统科学 2021-07-30 Eunsun Kim , Ian P. Roberts , Peter A. Iannucci , Jeffrey G. Andrews

We consider the problem of minimization of sum transmission energy in cellular networks where coupling occurs between cells due to mutual interference. The coupling relation is characterized by the signal-to-interference-and-noise-ratio…

信息论 · 计算机科学 2016-11-18 Chin Keong Ho , Di Yuan , Lei Lei , Sumei Sun