English
Related papers

Related papers: Power Control in Cellular Massive MIMO with Varyin…

200 papers

This paper explores the potential of wireless power transfer (WPT) in massive multiple input multiple output (MIMO) aided heterogeneous networks (HetNets), where massive MIMO is applied in the macrocells, and users aim to harvest as much…

Information Theory · Computer Science 2016-11-17 Yongxu Zhu , Lifeng Wang , Kai-Kit Wong , Shi Jin , Zhongbin Zheng

This work develops a novel power control framework for energy-efficient power control in wireless networks. The proposed method is a new branch-and-bound procedure based on problem-specific bounds for energy-efficiency maximization that…

Information Theory · Computer Science 2020-07-13 Bho Matthiesen , Alessio Zappone , Karl-L. Besser , Eduard A. Jorswieck , Merouane Debbah

We consider the downlink of a cell-free massive multiple-input multiple-output (MIMO) system where large number of access points (APs) simultaneously serve a group of users. Two fundamental problems are of interest, namely (i) to maximize…

Signal Processing · Electrical Eng. & Systems 2022-01-13 Muhammad Farooq , Hien Quoc Ngo , Le-Nam Tran

Massive MIMO is a promising technique to meet the exponential growth of mobile traffic demand. However, contrary to the current systems, energy consumption of next generation networks is required to be load adaptive as the network load…

Networking and Internet Architecture · Computer Science 2015-12-08 M M Aftab Hossain , Cicek Cavdar , Emil Björnson , Riku Jäntti

This paper studies cell-free massive multiple-input multiple-output (CF-mMIMO) systems incorporating simultaneous wireless information and power transfer (SWIPT) for separate information users (IUs) and energy users (EUs) in Internet of…

Information Theory · Computer Science 2023-10-16 Mohammadali Mohammadi , Le-Nam Tran , Zahra Mobini , Hien Quoc Ngo , Michail Matthaiou

Massive multiple-input multiple-output (Massive MIMO) has been realized as a promising technology for next generation wireless mobile communications, in which Spectral efficiency (SE) and energy efficiency (EE) are two critical issues.…

Information Theory · Computer Science 2014-08-04 Di Zhang , Zhenyu Zhou , Keping Yu , Takuro Sato

Recent years have seen a paradigm shift towards multi-task learning. This calls for memory and energy-efficient solutions for inference in a multi-task scenario. We propose an algorithm-hardware co-design approach called MIME. MIME reuses…

Machine Learning · Computer Science 2022-06-22 Abhiroop Bhattacharjee , Yeshwanth Venkatesha , Abhishek Moitra , Priyadarshini Panda

With the increasing number of base stations (BSs) and network densification in 5G, interference management using link scheduling and power control are vital for better utilization of radio resources. However, the complexity of solving link…

Networking and Internet Architecture · Computer Science 2018-11-20 Shenghe Xu , Pei Liu , Ran Wang , Shivendra S. Panwar

Maneuvering target tracking will be an important service of future wireless networks to assist innovative applications such as intelligent transportation. However, tracking maneuvering targets by cellular networks faces many challenges. For…

Information Theory · Computer Science 2024-03-29 Lei Xie , Hengtao He , Shenghui Song , Yonina C. Eldar

This paper introduces the weighted-sum energy efficiency (WSEE) as an advanced performance metric designed to represent the uplink energy efficiency (EE) of individual user equipment (UE) in a user-centric Cell-Free massive MIMO (CF-mMIMO)…

Signal Processing · Electrical Eng. & Systems 2026-03-18 Donghwi Kim , Liesbet Van der Perre , Wan Choi

Power demand forecasting is a critical task for achieving efficiency and reliability in power grid operation. Accurate forecasting allows grid operators to better maintain the balance of supply and demand as well as to optimize operational…

Other Computer Science · Computer Science 2019-04-30 Yao Cheng , Chang Xu , Daisuke Mashima , Vrizlynn L. L. Thing , Yongdong Wu

This work demonstrates the potential of deep reinforcement learning techniques for transmit power control in wireless networks. Existing techniques typically find near-optimal power allocations by solving a challenging optimization problem.…

Signal Processing · Electrical Eng. & Systems 2020-09-15 Yasar Sinan Nasir , Dongning Guo

In this paper, we investigate a cell-free massive multiple-input multiple-output system with both access points and user equipments equipped with multiple antennas over the Weichselberger Rayleigh fading channel. We study the uplink…

Information Theory · Computer Science 2023-01-09 Zhe Wang , Jiayi Zhang , Hien Quoc Ngo , Bo Ai , Mérouane Debbah

This paper proposes the utilization of cell-free massive MIMO (CF-M-MIMO) processing on top of the regular micro/macrocellular deployments typically found in current 5G networks. Towards this end, it contemplates the connection of all base…

Networking and Internet Architecture · Computer Science 2023-06-13 F. Riera-Palou , G. Femenias , D. López-Pérez , N. Piovesan , A. De Domenico

In this paper, energy efficient power allocation for the uplink of a multi-cell massive MIMO system is investigated. With the simplified power consumption model, the problem of power allocation is formulated as a constrained Markov decision…

Information Theory · Computer Science 2017-03-22 Peng Li , Yanxiang Jiang , Wei Li , Fuchun Zheng , Xiaohu You

We investigate the effects of pilot assignment in multi-cell massive multiple-input multiple-output systems. When deploying a large number of antennas at base station (BS), and linear detection/precoding algorithms, the system performance…

Signal Processing · Electrical Eng. & Systems 2018-10-09 Jose Carlos Marinello , Cristiano Magalhaes Panazio , Taufik Abrao

Symbol detection for Massive Multiple-Input Multiple-Output (MIMO) is a challenging problem for which traditional algorithms are either impractical or suffer from performance limitations. Several recently proposed learning-based approaches…

Signal Processing · Electrical Eng. & Systems 2019-06-12 Mehrdad Khani , Mohammad Alizadeh , Jakob Hoydis , Phil Fleming

This paper studies joint beamforming and power control in a coordinated multicell downlink system that serves multiple users per cell to maximize the minimum weighted signal-to-interference-plus-noise ratio. The optimal solution and…

Information Theory · Computer Science 2016-11-17 Yichao Huang , Chee Wei Tan , Bhaskar D. Rao

This paper considers the joint precoder design problem for multiple-input single-output (MISO) systems with coordinated base stations (BSs). We consider maximization of the total sum rate with per BS antenna power constraint problem. For…

Optimization and Control · Mathematics 2013-11-26 Tadilo Endeshaw Bogale , Luc Vandendorpe

Resource allocation is a fundamental task in cell-free (CF) massive multi-input multi-output (MIMO) systems, which can effectively improve the network performance. In this paper, we study the downlink of CF MIMO networks with network…

Information Theory · Computer Science 2023-12-22 S. Mashdour , A. Schmeink , R. C. de Lamare , J. P. Sales
‹ Prev 1 8 9 10 Next ›