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Currently used resource allocation methods for uplink multicarrier non-orthogonal multiple access (MC-NOMA) systems have multiple shortcomings. Current approaches either allocate the same power across all subcarriers to a user, or use…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , John M. Cioffi

Consider the cellular downlink Orthogonal Frequency Division Multiple Access (OFDMA) system where a single transmitter transmits signals to multiple receivers on multiple discrete subcarriers. To adapt fast channel fluctuations, the…

Information Theory · Computer Science 2016-11-17 Ya-Feng Liu

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

The performance of orthogonal and non-orthogonal multiple access is studied for the multiplexing of enhanced Mobile BroadBand (eMBB) and Ultra-Reliable Low-Latency Communications (URLLC) users in the uplink of a multi-cell Cloud Radio…

Networking and Internet Architecture · Computer Science 2018-04-19 Rahif Kassab , Osvaldo Simeone , Petar Popovski

By exploiting the superiority of non-orthogonal multiple access (NOMA), NOMA-aided mobile edge computing (MEC) can provide scalable and low-latency computing services for the Internet of Things. However, given the prevalent stochasticity of…

Information Theory · Computer Science 2021-07-01 Meihui Hua , Hui Tian , Xinchen Lyu , Wanli Ni , Gaofeng Nie

The demands of ultra-reliable low-latency communication (URLLC) in ``NextG" cellular networks necessitate innovative approaches for efficient resource utilisation. The current literature on 6G O-RAN primarily addresses improved mobile…

Networking and Internet Architecture · Computer Science 2024-09-10 Rana M. Sohaib , Syed Tariq Shah , Poonam Yadav

Mobile-edge computing (MEC) is an emerging technology for enhancing the computational capabilities of mobile devices and reducing their energy consumption via offloading complex computation tasks to the nearby servers. Multiuser MEC at…

Information Theory · Computer Science 2018-11-20 Zezu Liang , Yuan Liu , Tat-Ming Lok , Kaibin Huang

The demand for stringent interactive quality-of-service has intensified in both mobile edge computing (MEC) and cloud systems, driven by the imperative to improve user experiences. As a result, the processing of computation-intensive tasks…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-28 Ngoc Hung Nguyen , Van-Dinh Nguyen , Anh Tuan Nguyen , Nguyen Van Thieu , Hoang Nam Nguyen , Symeon Chatzinotas

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

In this paper, a semantic-aware joint communication and computation resource allocation framework is proposed for mobile edge computing (MEC) systems. In the considered system, each terminal device (TD) has a computation task, which needs…

Signal Processing · Electrical Eng. & Systems 2023-09-22 Yihan Cang , Ming Chen , Zhaohui Yang , Yuntao Hu , Yinlu Wang , Zhaoyang Zhang , Kai-Kit Wong

In this paper, we study the joint resource allocation algorithm design for downlink and uplink multicarrier transmission assisted by a shared user equipment (UE)-side distributed antenna system (SUDAS). The proposed SUDAS simultaneously…

Information Theory · Computer Science 2015-06-25 Derrick Wing Kwan Ng , Marco Breiling , Christian Rohde , Frank Burkhardt , Robert Schober

5G technology allows heterogeneous services to share the wireless spectrum within the same radio access network. In this context, spectrum slicing of the shared radio resources is a critical task to guarantee the performance of each…

Information Theory · Computer Science 2026-03-16 Fabio Saggese , Marco Moretti , Petar Popovski

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

Driven by great demands on low-latency services of the edge devices (EDs), mobile edge computing (MEC) has been proposed to enable the computing capacities at the edge of the radio access network. However, conventional MEC servers suffer…

Signal Processing · Electrical Eng. & Systems 2019-01-29 Pengfei Wang , Zijie Zheng , Boya Di , Lingyang Song

In this paper, we study the resource allocation algorithm design for downlink multicarrier transmission with a shared user equipment (UE)-side distributed antenna system (SUDAS) which utilizes both licensed and unlicensed frequency bands…

Information Theory · Computer Science 2016-11-18 Marco Breiling , Derrick Wing Kwan Ng , Christian Rohde , Frank Burkhardt , Robert Schober

Mobile edge computing (MEC) enables the provision of high-reliability and low-latency applications by offering computation and storage resources in close proximity to end-users. Different from traditional computation task offloading in MEC…

Systems and Control · Electrical Eng. & Systems 2025-03-12 Yuanpeng Zheng , Tiankui Zhang , Xidong Mu , Yuanwei Liu , Rong Huang

Smart factories need to support the simultaneous communication of multiple industrial Internet-of-Things (IIoT) devices with ultra-reliability and low-latency communication (URLLC). Meanwhile, short packet transmission for IIoT applications…

Information Theory · Computer Science 2022-11-23 Qihao Peng , Hong Ren , Cunhua Pan , Nan Liu , Maged Elkashlan

We study whether using non-orthogonal multiple access (NOMA) in the uplink of a mobile network can improve the performance over orthogonal multiple access (OMA) when the system requires ultra-reliable low-latency communications (URLLC). To…

Information Theory · Computer Science 2019-03-25 Sebastian Schiessl , Mikael Skoglund , James Gross

In this paper, we investigate dynamic resource scheduling (i.e., joint user, subchannel, and power scheduling) for downlink multi-channel non-orthogonal multiple access (MC-NOMA) systems over time-varying fading channels. Specifically, we…

Information Theory · Computer Science 2021-08-17 Do-Yup Kim , Hamid Jafarkhani , Jang-Won Lee

Ultra-reliable and low-latency communications (URLLC) is expected to be supported without compromising the resource usage efficiency. In this paper, we study how to maximize energy efficiency (EE) for URLLC under the stringent quality of…

Information Theory · Computer Science 2017-08-01 Chengjian Sun , Changyang She , Chenyang Yang