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We consider the uplink of a multicell multiuser multiple-input multiple-output system where the channel experiences both small and large-scale fading. The data detection is done by using the linear zero-forcing technique, assuming the base…

信息论 · 计算机科学 2012-07-02 Hien Quoc Ngo , Michail Matthaiou , Trung Q. Duong , Erik G. Larsson

We characterize a multi tier network with classical macro cells, and multi radio access technology (RAT) small cells, which are able to operate in microwave and millimeter-wave (mm-wave) bands. The small cells are assumed to be deployed…

信息论 · 计算机科学 2017-04-10 Gourab Ghatak , Antonio De Domenico , Marceau Coupechoux

Linear processing in the spatial domain at the base stations (BSs) and at the users of MIMO cellular systems enables the control of both inter-cell and intra-cell interference. A number of iterative algorithms have been proposed that allow…

信息论 · 计算机科学 2014-08-25 Tariq Elkourdi , Osvaldo Simeone , Onur Sahin , Shlomo Shamai

In this paper, we present the downlink coverage and rate analysis of a cellular vehicle-to-everything (C-V2X) communication network where the locations of vehicular nodes and road side units (RSUs) are modeled as Cox processes driven by a…

信息论 · 计算机科学 2019-01-29 Vishnu Vardhan Chetlur , Harpreet S. Dhillon

Minimizing the symbol error in the uplink of multi-user multiple input multiple output systems is important, because the symbol error affects the achieved signal-to-interference-plus-noise ratio (SINR) and thereby the spectral efficiency of…

信号处理 · 电气工程与系统科学 2022-03-25 Gábor Fodor , Sebastian Fodor , Miklós Telek

In this paper, we investigate downlink power control in massive multiple-input multiple-output (MIMO) networks with distributed antenna arrays. The base station (BS) in each cell consists of multiple antenna arrays, which are deployed in…

信息论 · 计算机科学 2020-01-14 Noman Akbar , Emil Björnson , Erik G. Larsson , Nan Yang

This paper develops an innovative approach to the modeling and analysis of downlink cellular networks with device-to-device (D$2$D) transmissions. The analytical embodiment of the signal-to-noise and-interference ratio (SINR) analysis in…

信息论 · 计算机科学 2018-04-16 Imene Trigui , Sofiene Affes

We study the question of determining locations of base stations that may belong to the same or to competing service providers. We take into account the impact of these decisions on the behavior of intelligent mobile terminals who can…

网络与互联网体系结构 · 计算机科学 2016-11-15 Eitan Altman , Anurag Kumar , Chandramani Singh , Rajesh Sundaresan

A simple analytical tool based on stochastic ordering is developed to compare the distributions of carrier-to-interference ratio at the mobile station of two cellular systems where the base stations are distributed randomly according to…

信息论 · 计算机科学 2013-01-16 Prasanna Madhusudhanan , Juan G. Restrepo , Youjian , Liu , Timothy X Brown , Kenneth R. Baker

In this paper, we investigate the downlink performance of dense cellular networks with elevated base stations (BSs) using a channel model that incorporates line-of-sight (LOS)/non-line-of-sight (NLOS) propagation in both small-scale and…

信息论 · 计算机科学 2017-03-06 Italo Atzeni , Jesús Arnau , Marios Kountouris

CDMA is a multiple access method in which the user's uses spread spectrum techniques and occupy the entire spectrum whenever they transmit. In wireless communication signal-to-noise ratio (SNR) is the very important parameter that…

网络与互联网体系结构 · 计算机科学 2010-02-26 Md. M. Hossain , Md. M. Rahman , Md. A. Alim

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

Focusing on the downlink, we consider a base station (BS) and the cell it covers. The Superposition Coding (SC), also referred to as Non Orthogonal Multiple Access (NOMA), is implemented. We propose an analytical model of the wireless cell…

信息论 · 计算机科学 2017-04-24 Jean-Marc Kelif , Jean-Marie Gorce , Azeddine Gati

The interference management technique that treats interference as noise (TIN) is optimal when the interference is sufficiently low. Scheduling algorithms based on the TIN optimality condition have recently been proposed, e.g., for…

信息论 · 计算机科学 2018-07-03 Mudasar Bacha , Marco Di Renzo , Bruno Clerckx

This work provides a comprehensive scaling law based performance analysis for multi-cell multi-user massive multiple-input-multiple-output (MIMO) downlink systems. Imperfect channel state information (CSI), pilot contamination, and channel…

信息论 · 计算机科学 2017-07-25 Cheng Zhang , Yindi Jing , Yongming Huang , Luxi Yang

We address the problem of downlink beamformer design for signal-to-interference-plus-noise ratio (SINR) balancing in a multiuser multicell environment with imperfectly estimated channels at base stations (BSs). We first present a…

信息论 · 计算机科学 2014-06-26 Muhammad Fainan Hanif , Le-Nam Tran , Antti Tölli , Markku Juntti

In this paper, we provide an analytical framework to analyze the uplink performance of device-to-device (D2D)-enabled millimeter wave (mmWave) cellular networks. Signal-to- interference-plus-noise ratio (SINR) outage probabilities are…

信息论 · 计算机科学 2017-04-05 Esma Turgut , M. Cenk Gursoy

In this paper, we present a novel method for a base station (BS) to estimate the total downlink interference power received by any given mobile receiver, without information feedback from the user or information exchange between…

网络与互联网体系结构 · 计算机科学 2016-11-18 Siyi Wang , Weisi Guo , Mark D. McDonnell

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 analyzes the stochastic security performance of a multiple-input multiple-output (MIMO) integrated sensing and communication (ISAC) system in a downlink scenario. A base station (BS) transmits a multi-functional signal to…

信息论 · 计算机科学 2025-04-15 Marziyeh Soltani , Mahtab Mirmohseni , Rahim Tafazolli