English
Related papers

Related papers: Minimal average consumption downlink base station …

200 papers

In this paper, a general framework for deep learning-based power control methods for max-min, max-product and max-sum-rate optimization in uplink cell-free massive multiple-input multiple-output (CF mMIMO) systems is proposed. Instead of…

Information Theory · Computer Science 2021-10-19 Yongshun Zhang , Jiayi Zhang , Yu Jin , Stefano Buzzi , Bo Ai

The Single Carrier-Frequency Division Multiple Access (SC-FDMA) is a transmission technique used in the uplink of Long Term Evolution (LTE) and 5G systems, as it is characterized by reduced transmitted signal envelope fluctuations in…

Networking and Internet Architecture · Computer Science 2025-01-22 Pawel Kryszkiewicz

The paper considers a scenario where a base station (BS), equipped with a large-scale antenna array, execute, using the same frequency range, both communication with mobile users and radar surveillance of the surrounding environment,…

Information Theory · Computer Science 2020-04-02 Stefano Buzzi , Carmen D'Andrea , Marco Lops

Mobile-edge computing (MEC) has emerged as a prominent technique to provide mobile services with high computation requirement, by migrating the computation-intensive tasks from the mobile devices to the nearby MEC servers. To reduce the…

Information Theory · Computer Science 2017-01-19 Yuyi Mao , Jun Zhang , Khaled B. Letaief

High speed downlink packet access (HSDPA) has been successfully applied in commercial systems and improves user experience significantly. However, it incurs substantial energy consumption. In this paper, we address this issue by proposing a…

Information Theory · Computer Science 2012-02-08 Yi Huang , Jie Xu , Ling Qiu

We consider the problem of downlink power control in wireless networks, consisting of multiple transmitter-receiver pairs communicating with each other over a single shared wireless medium. To mitigate the interference among concurrent…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Navid Naderializadeh , Mark Eisen , Alejandro Ribeiro

In this paper, we study how to determine concurrent transmissions and the transmission power level of each link to maximize spectrum efficiency and minimize energy consumption in a wireless ad hoc network. The optimal joint transmission…

Networking and Internet Architecture · Computer Science 2017-06-20 Kamal Rahimi Malekshan , Weihua Zhuang

In this paper, we consider a multiuser multiple-input multiple-output (MU-MIMO) communication system between a base station equipped with multiple antennas and multiple mobile users each equipped with a single antenna. The uplink scenario…

Information Theory · Computer Science 2014-09-23 Songtao Lu , Zhengdao Wang

We investigate energy efficient packet scheduling and power allocation problem for the services which require reliable communication to guarantee a certain quality of experience (QoE). We establish links between average transmit power and…

Information Theory · Computer Science 2018-07-27 M. Majid Butt , Eduard A. Jorswieck , Nicola Marchetti

This paper considers an orthogonal frequency division multiplexing (OFDM) downlink point-to-point system with simultaneous wireless information and power transfer. It is assumed that the receiver is able to harvest energy from noise,…

Information Theory · Computer Science 2016-11-18 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

This paper investigates cell-free massive multiple input multiple output systems with a particular focus on uplink power allocation. In these systems, uplink power control is highly non-trivial, since a single user terminal is associated…

Signal Processing · Electrical Eng. & Systems 2022-12-29 Juno V. Saraiva , Roberto P. Antonioli , Gábor Fodor , Walter C. Freitas , Yuri C. B. Silva

In this paper, we investigate resource allocation for multicarrier communication systems employing a full-duplex base station for serving multiple half-duplex downlink and uplink users simultaneously. We study the joint power and subcarrier…

Information Theory · Computer Science 2016-09-13 Yan Sun , Derrick Wing Kwan Ng , Robert Schober

In this paper, we investigate the energy efficient power allocation for the downlink in the massive multiple-input multiple-output (MIMO) systems under zero-forcing (ZF) receiver. The radio frequencies (RF) that have a significant effect on…

Signal Processing · Electrical Eng. & Systems 2021-08-24 Mahdi Nangir , Abdolrasoul Sakhaei Gharagezlou , Nima Imani

We consider the uplink of massive multicell multiple-input multiple-output systems, where the base stations (BSs), equipped with massive arrays, serve simultaneously several terminals in the same frequency band. We assume that the BS…

Information Theory · Computer Science 2015-01-09 Hien Quoc Ngo , Michail Matthaiou , Erik G. Larsson

The impressive growth of wireless data networks has recently led to increased attention to the issue of electromagnetic pollution. Specific absorption rates and incident power densities have become popular indicators for measuring…

Information Theory · Computer Science 2024-10-28 Sergi Liesegang , Stefano Buzzi

This paper investigates the sum-rate gains brought by power allocation strategies in multicell massive multipleinput multiple-output systems, assuming time-division duplex transmission. For both uplink and downlink, we derive tractable…

Information Theory · Computer Science 2015-06-11 Qi Zhang , Shi Jin , Matthew McKay , David Morales-Jimenez , Hongbo Zhu

Optimizing radio transmission power and user data rates in wireless systems via power control requires an accurate and instantaneous knowledge of the system model. While this problem has been extensively studied in the literature, an…

Optimization and Control · Mathematics 2016-11-22 Euhanna Ghadimi , Francesco Davide Calabrese , Gunnar Peters , Pablo Soldati

This paper focuses on the use of a deep learning approach to perform sum-rate-max and max-min power allocation in the uplink of a cell-free massive MIMO network. In particular, we train a deep neural network in order to learn the mapping…

Information Theory · Computer Science 2019-08-30 Carmen D'Andrea , Alessio Zappone , Stefano Buzzi , Merouane Debbah

In this paper, the problem of uplink (UL) and downlink (DL) resource optimization, mode selection and power allocation is studied for wireless cellular networks under the assumption of in-band full duplex (IBFD) base stations,…

Information Theory · Computer Science 2017-06-20 Mohammed S. Elbamby , Mehdi Bennis , Walid Saad , Mérouane Debbah , Matti Latva-aho

This paper considers the jointly optimal pilot and data power allocation in single cell uplink massive MIMO systems. A closed form solution for the optimal length of the training interval is derived. Using the spectral efficiency (SE) as…

Information Theory · Computer Science 2026-04-28 Hei Victor Cheng , Emil Björnson , Erik G. Larsson