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Related papers: Multi-user Scheduling Schemes for Simultaneous Wir…

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The design of a scheduling scheme is crucial for the efficiency and user-fairness of wireless networks. Assuming that the quality of all user channels is available to a central controller, a simple scheme which maximizes the utility…

Information Theory · Computer Science 2010-09-15 Hui Zhou , Pingyi Fan , Dongning Guo

In this paper, we study the resource allocation algorithm design for multiuser orthogonal frequency division multiplexing (OFDM) downlink systems with simultaneous wireless information and power transfer. The algorithm design is formulated…

Information Theory · Computer Science 2016-11-17 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

This paper considers secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. We study the design of resource allocation algorithms minimizing the…

Information Theory · Computer Science 2013-06-05 Derrick Wing Kwan Ng , Robert Schober

A spurt of progress in wireless power transfer (WPT) and mobile edge computing (MEC) provides a promising approach for Industrial Internet of Things (IIoT) to enhance the quality and productivity of manufacturing. Scheduling in such a…

Signal Processing · Electrical Eng. & Systems 2019-09-06 Hao Wu , Xinchen Lyu , Hui Tian

One of the main issues in the design of sensor networks is energy efficient communication of time-critical data. Energy wastage can be caused by failed packet transmission attempts at each node due to channel dynamics and interference.…

Networking and Internet Architecture · Computer Science 2011-05-24 Rahul Srivastava , Can Emre Koksal

We investigate the network stability problem when two users are scheduled simultaneously. The key idea is to simultaneously transmit to more than one users experiencing different channel conditions by employing hierarchical modulation. For…

Networking and Internet Architecture · Computer Science 2012-01-06 Mehmet Karaca , Ozgur Ercetin

Multiuser diversity (MUDiv) is one of the central concepts in multiuser (MU) systems. In particular, MUDiv allows for scheduling among users in order to eliminate the negative effects of unfavorable channel fading conditions of some users…

Information Theory · Computer Science 2015-05-18 Youngwook Ko , Sergiy~A. ~Vorobyov , Masoud Ardakani

We consider a single source transmitting data to one or more receivers/users over a shared wireless channel. Due to random fading, the wireless channel conditions vary with time and from user to user. Each user has a buffer to store…

Optimization and Control · Mathematics 2010-02-16 David I Shuman , Mingyan Liu , Owen Q. Wu

A customary solution to reduce the energy consumption of wireless communication devices is to periodically put the radio into low-power sleep mode. A relevant problem is to schedule the wake-up of nodes in such a way as to ensure proper…

Networking and Internet Architecture · Computer Science 2011-06-09 Francesco De Pellegrini , Karina Gomez , Daniele Miorandi , Imrich Chlamtac

The conventional wireless schedulers of Unicast and Multicast either fulfill multiuser diversity or broadcast gain, but not both together. To achieve optimal system throughput we need a scheduler that exploits both the multiuser diversity…

Networking and Internet Architecture · Computer Science 2013-03-04 Sanket Kamthe , Smriti Gopinath

This paper develops and evaluates an accumulate-then-transmit framework for multi-user scheduling in a full-duplex (FD) wireless-powered Internet-of-Things system, consisting of multiple energy harvesting (EH) IoT devices (IoDs) and one FD…

Information Theory · Computer Science 2018-03-07 Di Zhai , He Chen , Zihuai Lin , Yonghui Li , Branka Vucetic

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

A key feature of the packet scheduler in LTE system is that it can allocate resources both in the time and frequency domain. Furthermore, the scheduler is acquainted with channel state information periodically reported by user equipments…

Networking and Internet Architecture · Computer Science 2014-10-01 Mattia Carpin , Andrea Zanella , Jawad Rasool , Kashif Mahmood , Ole Grøndalen , Olav N. Østerbø

Consider the problem of joint uplink scheduling and power allocation. Being inherent to almost any wireless system, this resource allocation problem has received extensive attention. Yet, most common techniques either adopt classical power…

Networking and Internet Architecture · Computer Science 2015-03-20 Erez Biton , Asaf Cohen , Guy Reina , Omer Gurewitz

In this work, we consider a multiuser cooperative wireless network where the energy-constrained sources have independent information to transmit to a common destination, which is assumed to be externally powered and responsible for…

Information Theory · Computer Science 2015-06-18 Guilherme Luiz Moritz , João Luiz Rebelatto , Richard Demo Souza , Bartolomeu F. Uchôa-Filho , Yonghui Li

This paper considers a cellular system with a full-duplex base station and half-duplex users. The base station can activate one user in uplink or downlink (half-duplex mode), or two different users one in each direction simultaneously…

Information Theory · Computer Science 2018-05-01 Shahram Shahsavari , David Ramirez , Elza Erkip

In this paper, distributed user scheduling schemes are proposed for the multi-user MIMO-Y channel, where three $N_{T}$-antenna users ($N_{T}=2N,\,3N$) are selected from three clusters to exchange information via an $N_{R}$-antenna…

Information Theory · Computer Science 2015-06-23 Hui Gao , Chau Yuen , Yuan Ren , Wei Long , Tiejun Lv

The ever-evolving landscape of distributed wireless systems, e.g. multi-user AR/VR systems, demands high data rates (up to 500 Mbps per user) and low power consumption. With increasing number of participating users, uplink data transmission…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , Rohan Pote , John M. Cioffi

This paper considers a wireless link with randomly arriving data that is queued and served over a time-varying channel. It is known that any algorithm that comes within $\epsilon$ of the minimum average power required for queue stability…

Optimization and Control · Mathematics 2014-11-19 Michael J. Neely

We consider fairness scheduling in a user-centric cell-free massive MIMO network, where $L$ remote radio units, each with $M$ antennas, serve $K_{\rm tot} \approx LM$ user equipments (UEs). Recent results show that the maximum network sum…

Information Theory · Computer Science 2023-05-16 Fabian Göttsch , Noboru Osawa , Yoshiaki Amano , Issei Kanno , Kosuke Yamazaki , Giuseppe Caire