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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

This paper investigates the spectral efficiency of multi-cell massive multiple-input multiple-output systems with Ricean fading that utilize the linear maximal-ratio combining detector. We firstly present closed-form expressions for the…

信息论 · 计算机科学 2018-08-28 Pei Liu , Kai Luo , Da Chen , Tao Jiang , Michail Matthaiou

Stochastic geometry models of wireless networks based on Poisson point processes are increasingly being developed with a focus on studying various signal-to-interference-plus-noise ratio (SINR) values. We show that the SINR values…

概率论 · 数学 2014-08-05 Holger Paul Keeler , Bartlomiej Blaszczyszyn

Base stations with a large number of transmit antennas have the potential to serve a large number of users simultaneously at higher rates. They also promise a lower power consumption due to coherent combining at the receiver. However, the…

信息论 · 计算机科学 2013-07-17 Narayanan Krishnan , Roy D. Yates , Narayan B. Mandayam

We characterize a two tier heterogeneous network, consisting of classical sub-6GHz macro cells, and multi Radio Access Technology (RAT) small cells able to operate in sub-6GHz and millimeter-wave (mm-wave) bands. For optimizing coverage and…

信息论 · 计算机科学 2017-12-18 Gourab Ghatak , Antonio De Domenico , Marceau Coupechoux

Statistical characterization of the signal-to-interference-plus-noise ratio (SINR) via its cumulative distribution function (CDF) is ubiquitous in a vast majority of technical contributions in the area of cellular networks since it boils…

信息论 · 计算机科学 2017-06-05 Imène Trigui , Sofiène Affes , Ben Liang

We consider the uplink of massive multipleinput multiple-output systems in a multicell environment. Since the base station (BS) estimates the channel state information (CSI) using the pilot signals transmitted from the users, each BS will…

信息论 · 计算机科学 2016-06-13 Van-Dinh Nguyen , Oh-Soon Shin

This paper proposes a novel approach for computing the meta distribution of the signal-to-interference-plus-noise ratio (SINR) for the downlink transmission in a wireless network with Rayleigh fading. The novel approach relies on an…

信息论 · 计算机科学 2023-02-08 Yujie Qin , Mustafa A. Kishk , Mohamed-Slim Alouini

We consider a multi-cell massive multiple-input-multiple-output (MIMO) system with correlated Rayleigh fading channels, where pilot reuse is permitted within each cell (to reduce pilot overhead), and each base station (BS) utilizes…

信息论 · 计算机科学 2025-07-08 Masoud Elyasi , Azadeh Vosoughi

This paper proposes a stochastic geometry framework to analyze the SINR and rate performance in a large-scale uplink massive MIMO network. Based on the model, expressions are derived for spatial average SINR distributions over user and base…

信息论 · 计算机科学 2016-04-05 Tianyang Bai , Robert W. Heath

The signal-to-interference-and-noise ratio (SINR) is of key importance for the analysis and design of wireless networks. For addressing new requirements imposed on wireless communication, in particular high availability, a highly accurate…

网络与互联网体系结构 · 计算机科学 2016-11-17 David Oehmann , Ahmad Awada , Ingo Viering , Meryem Simsek , Gerhard P. Fettweis

In this paper, a comprehensive performance analysis of a distributed intelligent reflective surfaces (IRSs)-aided communication system is presented. First, the optimal signal-to-noise ratio (SNR), which is attainable through the direct and…

In this research paper approximate mean of signal-to-interference-plus-noise ratio (SINR) under imperfect channel state information (CSI) is computed and maximized for throughput enhancement of MIMO interference networks. Each transmitter…

信息论 · 计算机科学 2018-08-03 Ali Dalir , Hassan Aghaeinia

We consider a mesh network at the edge of a wireless network that connects users to the core network via multiple base stations. For this scenario, we present a novel tree-search-based algorithm that strives to identify effective…

网络与互联网体系结构 · 计算机科学 2025-04-03 Siddhartha Kumar , Mohammad Hossein Moghaddam , Andreas Wolfgang , Tommy Svensson

Cell densification is a key driver to increase area spectral efficiencies in multi-antenna cellular systems. As increasing the densities of base stations (BSs) and users that share the same spectrum, however, both inter-user-interference…

信号处理 · 电气工程与系统科学 2020-11-03 Deokhwan Han , Namyoon Lee

Competing cellular operators aggressively share infrastructure in many major US markets. If operators also were to share spectrum in next-generation millimeter-wave (mmWave) networks, intra-cellular interference will become correlated with…

信息论 · 计算机科学 2018-01-17 Rebal Jurdi , Abhishek K. Gupta , Jeffrey G. Andrews , Robert W. Heath

In this paper, we introduce a novel mathematical framework for assessing the performance of joint communication and sensing (JCAS) in wireless networks, employing stochastic geometry as an analytical tool. We focus on deriving the meta…

信息论 · 计算机科学 2024-04-03 Kun Ma , Chenyuan Feng , Giovanni Geraci , Howard H. Yang

Multiuser multiple-input multiple-output wireless communications systems have the potential to satisfy the performance requirements of fifth-generation and future wireless networks. In this context, cell-free (CF) systems, where the…

信息论 · 计算机科学 2021-12-06 André Flores , Rodrigo C. de Lamare , Kumar Vijay Mishra

Incorporating cloud computing into heterogeneous networks, the heterogeneous cloud radio access network (H-CRAN) has been proposed as a promising paradigm to enhance both spectral and energy efficiencies. Developing interference suppression…

信息论 · 计算机科学 2016-01-07 Mugen Peng , Hongyu Xiang , Yuanyuan Cheng , Shi Yan , H. Vincent Poor

We give numerically tractable, explicit integral expressions for the distribution of the signal-to-interference-and-noise-ratio (SINR) experienced by a typical user in the down-link channel from the k-th strongest base stations of a…

网络与互联网体系结构 · 计算机科学 2014-01-17 Holger Paul Keeler , Bartlomiej Blaszczyszyn , Mohamed Kadhem Karray