English
Related papers

Related papers: Downlink Power Allocation for Stored Variable-Bit-…

200 papers

Long Term Evolution-Advanced (LTE-A) and the evolved Multimedia Broadcast Multicast System (eMBMS) are the most promising technologies for the delivery of highly bandwidth demanding applications. In this paper we propose a green resource…

Networking and Internet Architecture · Computer Science 2015-01-15 Lorenzo Carlà , Francesco Chiti , Romano Fantacci , Andrea Tassi

We examine the problem of optimizing resource allocation in the uplink for a user-centric, cell-free, multi-input multi-output network. We start by modeling and developing resource allocation algorithms for two standard network operation…

Information Theory · Computer Science 2024-06-11 Zehua Li , Raviraj Adve

The research efforts on cellular vehicle-to-everything (V2X) communications are gaining momentum with each passing year. It is considered as a paradigm-altering approach to connect a large number of vehicles with minimal cost of deployment…

Signal Processing · Electrical Eng. & Systems 2020-07-15 Furqan Jameel , Wali Ullah Khan , Neeraj Kumar , Riku Jantti

In this paper, wireless video transmission to multiple users under total transmission power and minimum required video quality constraints is studied. In order to provide the desired performance levels to the end-users in real-time video…

Machine Learning · Computer Science 2018-10-18 Chuang Ye , M. Cenk Gursoy , Senem Velipasalar

In this paper, we investigate the problems of sum power minimization and sum rate maximization for multi-cell networks with non-orthogonal multiple access. Considering the sum power minimization, we obtain closed-form solutions to the…

Information Theory · Computer Science 2017-11-03 Zhaohui Yang , Cunhua Pan , Yijin Pan , Wei Xu , Ming Chen , Maged Elkashlan

Benefited from the advances of deep learning (DL) techniques, deep joint source-channel coding (JSCC) has shown its great potential to improve the performance of wireless transmission. However, most of the existing works focus on the…

Information Theory · Computer Science 2022-11-22 Kaiyi Chi , Qianqian Yang , Zhaohui Yang , Yiping Duan , Zhaoyang Zhang

This paper addresses rate control for transmission of scalable video streams via Network Utility Maximization (NUM) formulation. Due to stringent QoS requirements of video streams and specific characterization of utility experienced by…

Multimedia · Computer Science 2024-10-30 Mohammad Sadegh Talebi , Ahmad Khonsari , Mohammad Hassan Hajiesmaili , Sina Jafarpour

This paper is concerned with the resource allocation in a multi-unmanned aerial vehicle (UAV)-aided network for providing enhanced mobile broadband (eMBB) services for user equipments. Different from most of the existing network resource…

Networking and Internet Architecture · Computer Science 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

Cellular vehicle-to-everything (V2X) communication is crucial to support future diverse vehicular applications. However, for safety-critical applications, unstable vehicle-to-vehicle (V2V) links and high signalling overhead of centralized…

Networking and Internet Architecture · Computer Science 2020-02-19 Xinran Zhang , Mugen Peng , Shi Yan , Yaohua Sun

In this paper, a novel proximity and load-aware resource allocation for vehicle-to-vehicle (V2V) communication is proposed. The proposed approach exploits the spatio-temporal traffic patterns, in terms of load and vehicles' physical…

Networking and Internet Architecture · Computer Science 2016-09-14 Muhammad Ikram Ashraf , Mehdi Bennis , Cristina Perfecto , Walid Saad

In this thesis, we study the downlink multiuser scheduling and power allocation problem for systems with simultaneous wireless information and power transfer (SWIPT). In the first part of the thesis, we focus on multiuser scheduling. We…

Information Theory · Computer Science 2015-03-18 Maryna Chynonova

Recently, Dynamic Time Division Duplex (TDD) has been proposed to handle the asymmetry of traffic demand between DownLink (DL) and UpLink (UL) in Heterogeneous Networks (HetNets). However, for mixed traffic consisting of best effort traffic…

Networking and Internet Architecture · Computer Science 2016-08-25 Qiang Fan , Hancheng Lu , Peilin Hong , Chang Wen Chen

Virtual reality (VR) is making waves around the world recently. However, traditional video streaming is not suitable for VR video because of the huge size and view switch requirements of VR videos. Since the view of each user is limited, it…

Networking and Internet Architecture · Computer Science 2019-06-28 Jie Feng , Yongpeng Wu , Guangtao Zhai , Ning Liu , Wenjun Zhang

In this paper, we study the resource allocation for an orthogonal frequency division multiple access (OFDMA) radio system employing a full-duplex base station for serving multiple half-duplex downlink and uplink users simultaneously. The…

Information Theory · Computer Science 2017-05-08 Yan Sun , Derrick Wing Kwan Ng , Robert Schober

In this paper, we investigate resource allocation algorithm design for multicarrier non-orthogonal multiple access (MC-NOMA) systems employing a full-duplex (FD) base station (BS) for serving multiple half-duplex (HD) downlink (DL) and…

Information Theory · Computer Science 2016-07-12 Yan Sun , Derrick Wing Kwan Ng , Zhiguo Ding , Robert Schober

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

Economic dispatch problem for a networked power system has been considered. The objective is to minimize the total generation cost while meeting the overall supply-demand balance and generation capacity. In particular, a more practical…

Systems and Control · Computer Science 2019-05-01 Seungjoon Lee , Hyungbo Shim

We examine the problem of accepting a new request for a pre-stored VBR video stream that has been smoothed using any of the smoothing algorithms found in the literature. The output of these algorithms is a piecewise constant-rate schedule…

Networking and Internet Architecture · Computer Science 2008-02-29 Christos Tryfonas , Dimitris Papamichail , Andrew Mehler , Steven Skiena

We study two-user multiple-input single-output (MISO) wireless powered communication networks (WPCNs), where the user devices are equipped with non-linear energy harvesting (EH) circuits. We consider time-division duplex (TDD) transmission,…

Information Theory · Computer Science 2021-10-05 Nikita Shanin , Moritz Garkisch , Amelie Hagelauer , Robert Schober , Laura Cottatellucci

Providing a high-quality real-time video streaming experience to mobile users is one of the biggest challenges in cellular networks. This is due to the need of these services for high rates with low variability, which is not easy to…

Networking and Internet Architecture · Computer Science 2021-06-01 Fidan Mehmeti , Thomas F. La Porta