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Related papers: User Scheduling for Heterogeneous Multiuser MIMO S…

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In this paper, we propose, implement, and test two novel downlink LTE scheduling algorithms. The implementation and testing of these algorithms were in Matlab, and they are based on the use of Reinforcement Learning, more specifically, the…

Networking and Internet Architecture · Computer Science 2022-05-16 Najem N Sirhan , Manel Martinez-Ramon

Non-orthogonal multiple access (NOMA) is one of the promising radio access techniques for next generation wireless networks. Opportunistic multi-user scheduling is necessary to fully exploit multiplexing gains in NOMA systems, but compared…

Signal Processing · Electrical Eng. & Systems 2019-06-26 Shahram Shahsavari , Farhad Shirani , Elza Erkip

Heterogeneity has grown in popularity both at the core and server level as a way to improve both performance and energy efficiency. However, despite these benefits, scheduling applications in heterogeneous machines remains challenging.…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-04-19 Francisco Romero , Christina Delimitrou

The long-term average performance of the MISO downlink channel, with a large number of users compared to transmit antennas of the BS, depends on the interference management which necessitates the joint design problem of scheduling and…

Signal Processing · Electrical Eng. & Systems 2019-02-14 Ashok Bandi , Bhavani Shankar Mysore R , Symeon Chatzinotas , Björn Ottersten

Consider the problem of a multi-user multiple access channel. While several multi-user coding techniques exist, in practical scenarios, not all users can be scheduled simultaneously. Thus, a key problem is which users to schedule in a given…

Information Theory · Computer Science 2015-07-14 Ori Shmuel , Asaf Cohen , Omer Gurewitz

The problem of user scheduling and power allocation in full-duplex (FD) cellular networks is considered, where a FD base station communicates simultaneously with one half-duplex (HD) user on each downlink and uplink channel. First, we…

Information Theory · Computer Science 2016-11-17 George C. Alexandropoulos , Marios Kountouris , Italo Atzeni

In this paper, we study the downlink multiuser scheduling problem for systems with simultaneous wireless information and power transfer (SWIPT). We design optimal scheduling algorithms that maximize the long-term average system throughput…

Information Theory · Computer Science 2015-05-26 Maryna Chynonova , Rania Morsi , Derrick Wing Kwan Ng , Robert Schober

We consider the problem of user subset selection for maximizing the sum rate of downlink multi-user MIMO systems. The brute-force search for the optimal user set becomes impractical as the total number of users in a cell increase. We…

Information Theory · Computer Science 2013-11-05 Gaurav Gupta , A. K. Chaturvedi

We present a number of novel algorithms, based on mathematical optimization formulations, in order to solve a homogeneous multiprocessor scheduling problem, while minimizing the total energy consumption. In particular, for a system with a…

Operating Systems · Computer Science 2015-11-13 Mason Thammawichai , Eric C. Kerrigan

High Speed computing meets ever increasing real-time computational demands through the leveraging of flexibility and parallelism. The flexibility is achieved when computing platform designed with heterogeneous resources to support…

Operating Systems · Computer Science 2015-01-08 Mahendra Vucha , Arvind Rajawat

This paper presents a systematic review of mapping and scheduling strategies within the High-Performance Computing (HPC) compute continuum, with a particular emphasis on heterogeneous systems. It introduces a prototype workflow to establish…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-19 Aasish Kumar Sharma , Julian Kunkel

Next-generation wireless networks need to handle massive user access effectively. This paper addresses the problem of joint group scheduling and multicast beamforming for downlink transmission with many active user groups. Aiming to…

Information Theory · Computer Science 2024-06-26 Chong Zhang , Min Dong , Ben Liang , Ali Afana , Yahia Ahmed

With the proliferation of mobile terminals and the continuous upgrading of services, 4G LTE networks are showing signs of weakness. To enhance the capacity of wireless networks, millimeter waves are introduced to drive the evolution of…

Networking and Internet Architecture · Computer Science 2024-05-30 Miao Dai , Gang Sun , Hongfang Yu , Sheng Wang , Dusit Niyato

In both academia and industry, multi-user multiple-input multiple-output (MU-MIMO) techniques have shown enormous gains in spectral efficiency by exploiting spatial degrees of freedom. So far, an underlying assumption in most of the…

Signal Processing · Electrical Eng. & Systems 2021-06-18 Minsu Kim , Jeonghun Park , Jemin Lee

Multi-user multi-input-multi-output (MU-MIMO) systems transmit data to multiple users simultaneously using the spatial degrees of freedom with user feedback channel state information (CSI). Most of the existing literatures on the reduced…

Systems and Control · Computer Science 2013-11-20 Junting Chen , Vincent K. N. Lau

Multicore CPU architectures have been established as a structure for general-purpose systems for high-performance processing of applications. Recent multicore CPU has evolved as a system architecture based on non-uniform memory…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-01-26 Geunsik Lim , Sang-Bum Suh

We optimize the throughput of a single cell multiuser orthogonal frequency division multiplexing system with proportional data rate fairness among the users. The concept is to support mobile users with different levels of service. The…

Information Theory · Computer Science 2016-04-08 Mirza Golam Kibria , Shan Lin

Full-duplex (FD) wireless is an attractive communication paradigm with high potential for improving network capacity and reducing delay in wireless networks. Despite significant progress on the physical layer development, the challenges…

Networking and Internet Architecture · Computer Science 2018-11-28 Tingjun Chen , Jelena Diakonikolas , Javad Ghaderi , Gil Zussman

In this paper, we investigate unmanned aerial vehicle (UAV) assisted communication systems that require quasi-balanced data rates in uplink (UL) and downlink (DL), as well as users' heterogeneous traffic. To the best of our knowledge, this…

Signal Processing · Electrical Eng. & Systems 2021-11-17 Haiyong Zeng , Xu Zhu , Yufei Jiang , Zhongxiang Wei , Sumei Sun

Large-scale distributed Multiuser MIMO (MU-MIMO) is a promising wireless network architecture that combines the advantages of "massive MIMO" and "small cells." It consists of several Access Points (APs) connected to a central server via a…

Networking and Internet Architecture · Computer Science 2015-04-02 Ryan Rogalin , Ozgun Bursalioglu , Haralabos Papadopoulos , Giuseppe Caire , Andreas Molisch , Antonios Michaloliakos , Vlad Balan , Konstantinos Psounis