English
Related papers

Related papers: Energy Efficiency Maximization Via Joint Sub-Carri…

200 papers

In this paper, we study a RAN resource-slicing problem for energy-efficient communication in an orthogonal frequency division multiple access (OFDMA) based millimeter-wave (mmWave) downlink (DL) network consisting of enhanced mobile…

Information Theory · Computer Science 2023-06-14 PraveenKumar Korrai , Eva Lagunas , Shree Krishna Sharma , Symeon Chatzinotas

In this paper, resource allocation for multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) downlink networks with large numbers of base station antennas is studied. Assuming perfect channel state…

Information Theory · Computer Science 2012-11-16 Derrick Wing Kwan Ng , Robert Schober

This work considers the orthogonal frequency division multiple access (OFDMA) technology that enables multiple unmanned aerial vehicles (multi-UAV) communication systems to provide on-demand services. The main aim of this work is to derive…

Signal Processing · Electrical Eng. & Systems 2023-04-26 Asad Mahmood , Thang X. Vu , Shree Krishna Sharma , Symeon Chatzinotas , Björn Ottersten

In multicell massive multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) networks, base stations (BSs) with multiple antennas deliver their radio frequency energy in the downlink, and Internet-of-Things (IoT) devices…

Information Theory · Computer Science 2021-03-25 Zhongyu Wang , Zhipeng Lin , Tiejun Lv , Wei Ni

This paper investigates a robust joint power allocation and beamforming scheme for in-band full-duplex multi-cell multi-user (IBFD-MCMU) networks. A mean-squared error (MSE) minimization problem is formulated with constraints on the power…

Information Theory · Computer Science 2024-03-19 Haifeng Luo , Navneet Garg , Mark Holm , Tharmalingam Ratnarajah

We consider the scheduling and resource allocation problem in AP-initiated uplink OFDMA transmissions of IEEE 802.11ax networks. The uplink OFDMA resource allocation problem is known to be non-convex and difficult to solve in general.…

Networking and Internet Architecture · Computer Science 2019-06-21 Konstantinos Dovelos , Boris Bellalta

This paper focuses on energy recycling in full-duplex (FD) relaying multiple-input-multiple-output orthogonal frequency division multiplexing (OFDM) communication. The loop self-interference (SI) due to full-duplexing is seen as an…

Information Theory · Computer Science 2019-03-26 Ali A. Nasir , H. D. Tuan , T. Q. Duong , H. V. Poor

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

In this paper, we develop a resource allocation algorithm for uplink of in-band full-duplex (FD) cellular networks. The FD cellular network is assumed to be based on orthogonal frequency division multiple access (OFDMA) and consists of a…

Information Theory · Computer Science 2016-11-09 Jafar Banar , S. Mohammad Razavizadeh

We consider two-way amplify and forward relaying, where multiple full-duplex user pairs exchange information via a shared full-duplex massive multiple-input multiple-output (MIMO) relay. Most of the previous massive MIMO relaying works…

Information Theory · Computer Science 2017-10-05 Ekant Sharma , Rohit Budhiraja , K Vasudevan , Lajos Hanzo

In this paper, we study the resource allocation algorithm design for distributed antenna multiuser networks with full-duplex (FD) radio base stations (BSs) which enable simultaneous uplink and downlink communications. The considered…

Information Theory · Computer Science 2015-02-10 Derrick Wing Kwan Ng , Yongpeng Wu , Robert Schober

This paper considers an orthogonal frequency division multiplexing (OFDM) point-to-point wireless communication system with simultaneous wireless information and power transfer. We study a receiver which is able to harvest energy from the…

Information Theory · Computer Science 2013-03-12 Derrick Wing Kwan Ng , Robert Schober

In this paper, we study resource allocation for downlink orthogonal frequency division multiple access (OFDMA) systems with the objective to enable ultra-reliable low latency communication (URLLC). To meet the stringent delay requirements…

Information Theory · Computer Science 2019-01-18 Walid R. Ghanem , Vahid Jamali , Yan Sun , Robert Schober

In this paper, we propose a novel resource management scheme that jointly allocates the transmit power and computational resources in a centralized radio access network architecture. The network comprises a set of computing nodes to which…

Networking and Internet Architecture · Computer Science 2021-06-24 Mohsen Tajallifar , Sina Ebrahimi , Mohammad Reza Javan , Nader Mokari , Luca Chiaraviglio

Computation-efficient resource allocation strategies are of crucial importance in mobile edge computing networks. However, few works have focused on this issue. In this letter, weighted sum computation efficiency (CE) maximization problems…

Signal Processing · Electrical Eng. & Systems 2019-10-28 Yuhang Wu , Yuhao Wang , Fuhui Zhou , Rose Qingyang Hu

This paper proposes computationally efficient algorithms to maximize the energy efficiency in multi-carrier wireless interference networks, by a suitable allocation of the system radio resources, namely the transmit powers and subcarrier…

Networking and Internet Architecture · Computer Science 2018-03-02 Salvatore D'Oro , Alessio Zappone , Sergio Palazzo , Marco Lops

Maintaining high energy efficiency (EE) in wireless networks is crucial, particularly with the adoption of massive MIMO technology. This work introduces a resource allocation framework that jointly optimizes transmit power assigned to each…

Signal Processing · Electrical Eng. & Systems 2026-05-27 Siddarth Marwaha , Pawel Kryszkiewicz , Eduard Jorswieck

The mobile edge computing framework offers the opportunity to reduce the energy that devices must expend to complete computational tasks. The extent of that energy reduction depends on the nature of the tasks, and on the choice of the…

Information Theory · Computer Science 2019-05-01 Mahsa Salmani , Timothy N. Davidson

In this paper we study energy efficient joint power allocation and beamforming for coordinated multicell multiuser downlink systems. The considered optimization problem is in a non-convex fractional form and hard to tackle. We propose to…

Information Theory · Computer Science 2013-10-09 He Shiwen , Huang Yongming , Jin Shi , Yang Luxi

Mobile-edge computation offloading (MECO) offloads intensive mobile computation to clouds located at the edges of cellular networks. Thereby, MECO is envisioned as a promising technique for prolonging the battery lives and enhancing the…

Information Theory · Computer Science 2016-11-29 Changsheng You , Kaibin Huang , Hyukjin Chae , Byoung-Hoon Kim