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Given the proven benefits cell densification brings in terms of capacity and coverage, it is certain that 5G networks will be even more heterogeneous and dense. However, as smaller cells are introduced in the network, interference will…

网络与互联网体系结构 · 计算机科学 2017-08-11 Zana Limani Fazliu , Carla-Fabiana Chiasserini , Gian Michele Dell'Aera , Enver Hamiti

Inter-cell interference (ICI) suppression is critical for multi-cell multi-user networks. In this paper, we investigate advanced precoding techniques for coordinated multi-point (CoMP) with downlink coherent joint transmission, an effective…

信号处理 · 电气工程与系统科学 2024-03-29 Xinyu Bian , Yuhao Liu , Yizhou Xu , Tianqi Hou , Wenjie Wang , Yuyi Mao , Jun Zhang

This paper focuses on two-cell multiple-input multiple-output (MIMO) Gaussian interfering broadcast channels (MIMO-IFBC) with $K$ cooperating users on the cell-boundary of each BS. It corresponds to a downlink scenario for cellular networks…

信息论 · 计算机科学 2016-11-15 Wonjae Shin , Namyoon Lee , Jong-Bu Lim , Changyong Shin , Kyunghun Jang

Integrated learning and communication (ILAC) unifies learned transceivers with radio resource management, where semantic feature multiple access (SFMA) enables paired users to superpose their learned representations over shared…

信号处理 · 电气工程与系统科学 2026-04-13 Jiaxiang Wang , Zhouxiang Zhao , Yahao Ding , Zhijin Qin , Zhaohui Yang , Mingzhe Chen , Mohammad Shikh-Bahaei

We study downlink delay minimization within the context of cellular user association policies that map mobile users to base stations. We note the delay minimum user association problem fits within a broader class of network utility…

信息论 · 计算机科学 2015-10-08 Jeffrey Wildman , Yusuf Osmanlioglu , Steven Weber , Ali Shokoufandeh

In this paper, we aim to design an adaptive power allocation scheme to minimize the average transmit power of a hybrid automatic repeat request with chase combining (HARQ-CC) enabled non-orthogonal multiple access (NOMA) system under strict…

信息论 · 计算机科学 2019-11-05 Yanqing Xu , Donghong Cai , Fang Fang , Zhiguo Ding , Chao Shen , Gang Zhu

In this paper, we study the uplink of a cellular system using the linear deterministic approximation model, where there are two users transmitting to a receiver, mutually interfering with a third transmitter communicating with a second…

信息论 · 计算机科学 2011-04-04 J. Buehler , G. Wunder

This paper investigates the downlink channels in multi-cell multi-user interfering networks. The goal is to propose close-form designs to obtain degrees of freedom (DoF) in high SNR region for the network composed of base stations (BS) as…

信息论 · 计算机科学 2012-11-20 Haichuan Zhou , Tharm Ratnarajah

Coordinated multi-point (CoMP) transmission is an effective means of improving network throughput in heterogeneous cellular networks (HetNets). However, its performance is seriously weakened if imperfect coordination happens between base…

信息论 · 计算机科学 2014-12-16 Chun-Hung Liu

Cellular-connected unmanned aerial vehicles (UAVs) operating in 5G New Radio (NR) macro networks experience severe and spatially non-uniform downlink interference. This is primarily caused by the interference from the sidelobes of…

网络与互联网体系结构 · 计算机科学 2026-04-09 Md Sharif Hossen , Vijay K. Shah , Ismail Guvenc

In multi-user optical wireless communication (OWC) systems interference between users and cells can significantly affect the quality of OWC links. Thus, in this paper, a mixed-integer linear programming (MILP) model is developed to…

The strict latency and reliability requirements of ultra-reliable low-latency communications (URLLC) use cases are among the main drivers in fifth generation (5G) network design. Link adaptation (LA) is considered to be one of the…

信号处理 · 电气工程与系统科学 2020-07-02 Alessandro Brighente , Jafar Mohammadi , Paolo Baracca

Network slicing enables the operator to configure virtual network instances for diverse services with specific requirements. To achieve the slice-aware radio resource scheduling, dynamic slicing resource partitioning is needed to…

网络与互联网体系结构 · 计算机科学 2022-02-28 Tianlun Hu , Qi Liao , Qiang Liu , Dan Wellington , Georg Carle

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

In this paper, we investigate joint resource allocation and power control mechanisms for two-cell networks, where each cell has some sub-channels which should be allocated to some users. The main goal persuaded in the current work is…

信息论 · 计算机科学 2018-05-08 Ata Khalili , Soroush Akhlaghi , Meysam Mirzaee

In a multi-user scenario where users belong to different operators, any interference mitigation method needs unavoidably some degree of cooperation among service providers. In this paper we propose a cooperation strategy based on the…

信息论 · 计算机科学 2015-07-29 Syed Hassan Raza Naqvi , Umberto Spagnolini

We consider the information-theoretic optimality of treating inter-cell interference as noise (multi-cell TIN) in downlink cellular networks. We focus on scenarios modeled by the Gaussian interfering broadcast channel (IBC), comprising $K$…

信息论 · 计算机科学 2019-09-27 Hamdi Joudeh , Xinping Yi , Bruno Clerckx , Giuseppe Caire

In this paper, an optimization framework is proposed for joint transceiver beamforming and admission control in massive MIMO cognitive radio networks. The objective of the optimization problem is to support maximum number of secondary users…

信息论 · 计算机科学 2019-03-20 Shailesh Chaudhari , Danijela Cabric

In this paper, we firstly exploit the inter-user interference (IUI) and inter-cell interference (ICI) as useful references to develop a robust transceiver design based on interference alignment for a downlink multi-user multi-cell…

信息论 · 计算机科学 2017-04-18 Xianzhong Xie , Helin Yang , Athanasios V. Vasilakos

Dynamic time-division duplex (D-TDD) aided mobile communication systems bear the potential to achieve significantly higher spectral efficiency than traditional static TDD based systems. However, strong cross-link interference (CLI) may be…

信号处理 · 电气工程与系统科学 2025-05-13 Jia-Hui Bi , Shaoshi Yang , Xiao-Yang Wang , Yu-Song Luo , Sheng Chen