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In this paper, we propose joint sequencing and scheduling optimization for uplink machine-type communication (MTC). We consider multiple energy-constrained MTC devices that transmit data to a base station following the time division…

Information Theory · Computer Science 2021-04-23 Sheeraz A. Alvi , Xiangyun Zhou , Salman Durrani , Duy T. Ngo

This paper considers coordinated linear precoding in downlink multicell multiuser orthogonal frequency-division multiple access (OFDMA) network. A less-complex, fast and provably convergent algorithm that maximizes the weighted sum-rate…

Information Theory · Computer Science 2017-08-17 Mirza Golam Kibria , Hidekazu Murata , Susumu Yoshida

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

In this paper, we develop an energy efficient resource allocation scheme for orthogonal frequency division multiple access (OFDMA) networks with in-band full-duplex (IBFD) communication between the base station and user equipments (UEs)…

Information Theory · Computer Science 2019-10-09 Rojin Aslani , Mehdi Rasti , Ata Khalili

Wi-Fi networks have long relied on the Enhanced Distributed Channel Access (EDCA) mechanism, allowing stations to compete for transmission opportunities. However, as networks become denser and emerging applications demand lower latency and…

Networking and Internet Architecture · Computer Science 2025-06-30 Douglas Dziedzorm Agbeve , Andrey Belogaev , Jeroen Famaey

We envision a scenario of opportunistic spectrum access among multiple links when the available spectrum is not contiguous due to the presence of external interference sources. Non-contiguous Orthogonal Frequency Division Multiplexing…

Networking and Internet Architecture · Computer Science 2015-05-05 Ratnesh Kumbhkar , Tejashri Kuber , Narayan B. Mandayam , Ivan Seskar

In this paper, we study a mobile edge computing (MEC) system with the mobile device aided by multiple relay nodes for offloading data to an edge server. Specifically, the modes of decode-and-forward (DF) with time-division-multiple-access…

Information Theory · Computer Science 2020-11-26 Xiang Li , Rongfei Fan , Han Hu , Ning Zhang , Xianfu Chen

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

In this paper, we investigate a non-orthogonal multiple access (NOMA) based mobile edge computing (MEC) network, in which two users may partially offload their respective tasks to a single MEC server through uplink NOMA. We propose a new…

Information Theory · Computer Science 2019-07-15 Yinghui Ye , Guangyue Lu , Rose Qingyang Hu , Liqin Shi

This paper considers an orthogonal frequency division multiplexing (OFDM) downlink point-to-point system with simultaneous wireless information and power transfer. It is assumed that the receiver is able to harvest energy from noise,…

Information Theory · Computer Science 2016-11-18 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

The unprecedented growth of internet contents, specially social media, invoking a challenge to the load of cellular networks. In addition, nowadays, the demands of quality of experience (QoE) became a more practical norm in contrast of…

Information Theory · Computer Science 2021-06-29 Sepehr Rezvani , Nader Mokari , Mohammad R. Javan

In order to meet the ever-increasing demand for high throughput in WiFi networks, the IEEE 802.11ax (11ax) standard introduces orthogonal frequency division multiple access (OFDMA). In this letter, we address the station-resource unit…

Networking and Internet Architecture · Computer Science 2020-09-02 Konstantinos Dovelos , Boris Bellalta

With the proliferation of computation-extensive and latency-critical applications in the 5G and beyond networks, mobile-edge computing (MEC) or fog computing, which provides cloud-like computation and/or storage capabilities at the network…

Information Theory · Computer Science 2019-02-27 Hong Xing , Liang Liu , Jie Xu , Arumugam Nallanathan

Future wireless networks are convinced to provide flexible and cost-efficient services via exploiting network slicing techniques. However, it is challenging to configure network slicing systems for bursty ultra-reliable and low latency…

Networking and Internet Architecture · Computer Science 2020-11-10 Peng Yang , Xing Xi , Tony Q. S. Quek , Jingxuan Chen , Xianbin Cao , Dapeng Wu

The concept of user-centric and personalized service in the fifth generation (5G) mobile networks encourages technical solutions such as dynamic asymmetric uplink/downlink resource allocation and elastic association of cells to users with…

Information Theory · Computer Science 2016-12-16 Qi Liao , Danish Aziz , Slawomir Stanczak

Mobile-edge cloud computing is a new paradigm to provide cloud computing capabilities at the edge of pervasive radio access networks in close proximity to mobile users. Aiming at provisioning flexible on-demand mobile-edge cloud service, in…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-06-11 Xu Chen , Wenzhong Li , Sanglu Lu , Zhi Zhou , Xiaoming Fu

Rate splitting multiple access (RSMA) provides a flexible transmission framework that can be applied in mobile edge computing (MEC) systems. However, the research work on RSMA-assisted MEC systems is still at the infancy and many design…

Signal Processing · Electrical Eng. & Systems 2024-12-02 Ding Xu , Lingjie Duan , Haitao Zhao , Hongbo Zhu

Mobile edge computing (MEC) is a promising technology that provides cloud and IT services within the proximity of the mobile user. With the increasing number of mobile applications, mobile devices (MD) encounter limitations of their…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-03-10 Mahla Rahati-Quchani , Saeid Abrishami , Mehdi Feizi

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

Delta-orthogonal multiple access (D-OMA) has been recently investigated as a potential technique to enhance the spectral efficiency in the sixth-generation (6G) networks. D-OMA enables partial overlapping of the adjacent sub-channels that…

Information Theory · Computer Science 2024-10-28 Ramin Hashemi , Hamzeh Beyranvand , Mohammad Robat Mili , Ata Khalili , Hina Tabassum , Derrick Wing Kwan Ng