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In this paper, we study the resource allocation and user scheduling algorithm for minimizing the energy cost of data transmission in the context of OFDMA collaborative mobile cloud (CMC) with simultaneous wireless information and power…

Networking and Internet Architecture · Computer Science 2014-10-02 Zheng Chang , Jie Gong , Tapani Ristaniemi , Zhisheng Niu

In this paper, we consider resource allocation in the 3GPP Long Term Evolution (LTE) cellular uplink, which will be the most widely deployed next generation cellular uplink. The key features of the 3GPP LTE uplink (UL) are that it is based…

Networking and Internet Architecture · Computer Science 2013-12-02 Narayan Prasad , Honghai Zhang , Hao Zhu , Sampath Rangarajan

4G wireless access systems require high spectral efficiency to support the ever increasing number of users and data rates for real time applications. Multi-antenna OFDM-SDMA systems can provide the required high spectral efficiency and…

Networking and Internet Architecture · Computer Science 2014-01-09 Diego Perea-Vega , Jean-François Frigon , André Girard

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

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

We propose a four-stage hierarchical resource allocation scheme for the downlink of a large-scale small-cell network in the context of orthogonal frequency-division multiple access (OFDMA). Since interference limits the capabilities of such…

Networking and Internet Architecture · Computer Science 2014-08-19 Sanam Sadr , Raviraj S. Adve

This paper investigates the optimal resource allocation of a downlink non-orthogonal multiple access (NOMA) system consisting of one base station and multiple users. Unlike existing short-term NOMA designs that focused on the resource…

Information Theory · Computer Science 2017-05-25 Wei Bao , He Chen , Yonghui Li , Branka Vucetic

We consider single cell multi-user OFDMA downlink resource allocation on a flat-fading channel such that average supply power is minimized while fulfilling a set of target rates. Available degrees of freedom are transmission power and…

Information Theory · Computer Science 2013-07-12 Hauke Holtkamp , Gunther Auer , Harald Haas

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

Orthogonal frequency division multiplexing - integrated sensing and communication (OFDM-ISAC) has emerged as a key enabler for future wireless networks, leveraging the widely adopted OFDM waveform to seamlessly integrate wireless…

Signal Processing · Electrical Eng. & Systems 2025-04-10 Peishi Li , Ming Li , Rang Liu , Qian Liu , A. Lee Swindlehurst

We study resource allocation algorithm design for energy-efficient communication in an OFDMA downlink network with hybrid energy harvesting base station. Specifically, an energy harvester and a constant energy source driven by a…

Information Theory · Computer Science 2013-02-20 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

To cope with the ever increasing demand for bandwidth, future wireless networks will be designed with reuse distance equal to one. This scenario requires the implementation of techniques able to manage the strong multiple access…

Information Theory · Computer Science 2013-10-18 Ying Yang , Marco Moretti , Wenxiang Dong , Weidong Wang

This paper considers resource allocation to achieve max-min fairness in a selection-based orthogonal frequency division multiplexing network wherein source nodes are assisted by fixed decode-and-forward relays. The joint problem of…

Information Theory · Computer Science 2011-12-14 Kianoush Hosseini , Raviraj S. Adve

Rate-Splitting Multiple Access (RSMA) is a robust multiple access scheme for multi-antenna wireless networks. In this work, we study the performance of RSMA in downlink overloaded networks, where the number of transmit antennas is smaller…

Information Theory · Computer Science 2023-12-11 Onur Dizdar , Ata Sattarzadeh , Yi Xien Yap , Stephen Wang

We develop two distributed downlink resource allocation algorithms for user-centric, cell-free, spatially-distributed, multiple-input multiple-output (MIMO) networks. In such networks, each user is served by a subset of nearby transmitters…

Information Theory · Computer Science 2021-10-18 Hussein A. Ammar , Raviraj Adve , Shahram Shahbazpanahi , Gary Boudreau , Kothapalli Venkata Srinivas

This paper considers the weighted sum rate (WSR) maximized resource allocation (RA) constrained by a system sum power in an orthogonal frequency division multiple access (OFDMA) downlink transmission system assisted by multiple…

Information Theory · Computer Science 2015-05-28 Tao Wang , Luc Vandendorpe

This paper considers the resource allocation problem in an Orthogonal Frequency Division Multiple Access (OFDMA) based cognitive radio (CR) network, where the CR base station adopts full overlay scheme to transmit both private and open…

Networking and Internet Architecture · Computer Science 2014-12-30 Xingzheng Zhu , Bo Yang , Cailian Chen , Liang Xue , Xinping Guan , Fan Wu

Resource allocation in orthogonal frequency division multiplexing (OFDM) systems is performed through allocating blocks of subcarriers to each user. Even though OFDM is the primary waveform for 5G NR systems, research reports have noted…

Signal Processing · Electrical Eng. & Systems 2022-03-01 Brent A. Kenney , Arslan J. Majid , Hussein Moradi , Behrouz Farhang-Boroujeny

We consider the allocation of spectral and power resources to the mobiles (i.e., user equipment (UE)) in a cell every subframe (1 ms) for the Long Term Evolution (LTE) orthogonal frequency division multiple access (OFDMA) cellular network.…

Optimization and Control · Mathematics 2012-01-17 Akash Baid , Ritesh Madan , Ashwin Sampath

This paper investigates the resource management problem in multi-carrier rate-splitting multiple access (MC-RSMA) systems with imperfect channel state information (CSI) and successive interference cancellation (SIC) for ultra-reliable and…

Signal Processing · Electrical Eng. & Systems 2024-04-23 Xiaoyu Ou , Shuping Dang , Zhihan Ren , Angela Doufexi