English
Related papers

Related papers: Energy-Efficient Resource Allocation for Secure NO…

200 papers

In this paper, we present the ergodic sum secrecy rate (ESSR) analysis of an underlay spectrum sharing non-orthogonal multiple access (NOMA) system. We consider the scenario where the power transmitted by the secondary transmitter (ST) is…

Information Theory · Computer Science 2021-05-18 Vaibhav Kumar , Mark F. Flanagan , Daniel Benevides da Costa , Le-Nam Tran

This letter proposes a new user cooperative offloading protocol called user reciprocity in backscatter communication (BackCom)-aided mobile edge computing systems with efficient computation, whose quintessence is that each user can switch…

Information Theory · Computer Science 2024-01-02 Bowen Gu , Hao Xie , Dong Li

When considering the future generation wireless networks, non-orthogonal multiple access (NOMA) represents a viable multiple access technique for improving the spectral efficiency. The basic performance of NOMA is often enhanced using…

Signal Processing · Electrical Eng. & Systems 2019-02-18 Haitham Al-Obiedollah , Kanapathippillai Cumanan , Jeyarajan Thiyagalingam , Alister G. Burr , Zhiguo Ding , Octavia A. Dobre

By offering shared computational facilities to which mobile devices can offload their computational tasks, the mobile edge computing framework is expanding the scope of applications that can be provided on resource-constrained devices. When…

Information Theory · Computer Science 2018-10-16 Mahsa Salmani , Timothy N. Davidson

Massive multiple-input multiple-output (MIMO) technology facilitates huge increases in the capacity of wireless channels, while non-orthogonal multiple access (NOMA) addresses the problem of limited resources in traditional orthogonal…

Information Theory · Computer Science 2020-07-15 Lucinda Hadley , Ioannis Chatzigeorgiou

A promising technique to provide mobile applications with high computation resources is to offload the processing task to the cloud. Utilizing the abundant processing capabilities of the clouds, mobile edge computing enables mobile devices…

Information Theory · Computer Science 2019-06-24 Meysam Masoudi , Cicek Cavdar

In this letter, a new power allocation scheme is proposed to improve the reliability of cooperative non-orthogonal multiple access (CO-NOMA). The strong user is allocated the maximum power, whereas the weak user is allocated the minimum…

Signal Processing · Electrical Eng. & Systems 2020-11-26 Sana Riaz , Fahd Ahmed Khan , Sajid Saleem , Qasim Zeeshan Ahmed

Mobile edge computing (MEC) has attracted great interests as a promising approach to augment computational capabilities of mobile devices. An important issue in the MEC paradigm is computation offloading. In this paper, we propose an…

Networking and Internet Architecture · Computer Science 2017-06-29 Chenmeng Wang , S. Hu

This paper studies a wireless powered mobile edge computing (MEC) system, where a dedicated energy transmitter (ET) uses the radio-frequency (RF) signal enabled wireless power transfer (WPT) to charge wireless devices for sustainable…

Information Theory · Computer Science 2018-09-06 Dixiao Wu , Feng Wang , Xiaowen Cao , Jie Xu

This paper studies the secrecy rate maximization problem of a secure wireless communication system, in the presence of multiple eavesdroppers. The security of the communication link is enhanced through cooperative jamming, with the help of…

Information Theory · Computer Science 2017-01-13 Kanapathippillai Cumanan , George C. Alexandropoulos , Zhgiuo Ding , George K. Karagiannidis

In this paper, we focus on securing the confidential information of massive multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) networks by exploiting artificial noise (AN). An uplink training scheme is first…

Information Theory · Computer Science 2019-03-15 Ming Zeng , Nam-Phong Nguyen , Octavia A. Dobre , H. Vincent Poor

In this paper,we investigate a novel wireless powered mobile edge computing (MEC) system assisted by pinching antennas (PAs), where devices first harvest energy from a base station and then offload computation-intensive tasks to an MEC…

Signal Processing · Electrical Eng. & Systems 2025-06-19 Peng Liu , Meng Hua , Guangji Chen , Xinyi Wang , Zesong Fei

An increasing number of mobile applications rely on Machine Learning (ML) routines for analyzing data. Executing such tasks at the user devices saves the energy spent on transmitting and processing large data volumes at distant…

Networking and Internet Architecture · Computer Science 2022-01-11 Apostolos Galanopoulos , George Iosifidis , Theodoros Salonidis , Douglas J. Leith

Mobile-edge computation offloading (MECO) is an emerging technology for enhancing mobiles' computation capabilities and prolonging their battery lives, by offloading intensive computation from mobiles to nearby servers such as base…

Information Theory · Computer Science 2018-07-18 Changsheng You , Yong Zeng , Rui Zhang , Kaibin Huang

Non-orthogonal multiple access (NOMA) technique has sparked a growing research interest due to its ability to enhance the overall spectral efficiency of wireless systems. In this paper, we investigate the pairwise error probability (PEP)…

Signal Processing · Electrical Eng. & Systems 2018-04-12 Lina Bariah , Arafat Al-Dweik , Sami Muhaidat

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

The security of confidential information associated with devices in the industrial Internet of Things (IIoT) network is a serious concern. This article focuses on achieving a nonorthogonal multiple access (NOMA)-enabled secure IIoT network…

Information Theory · Computer Science 2023-08-21 Sapna Thapar , Deepak Mishra , Ravikant Saini

This paper proposes a secure users oriented multiple-input and single-output (MISO) non-orthogonal multiple access (NOMA) downlink transmission scheme, where multiple legitimate users are categorized as quality of service (QoS)-required…

Information Theory · Computer Science 2019-03-04 Hui-Ming Wang , Xu Zhang , Qian Yang , Theodoros A. Tsiftsis

This paper considers an energy harvesting (EH) based multiuser mobile edge computing (MEC) system, where each user utilizes the harvested energy from renewable energy sources to execute its computation tasks via computation offloading and…

Information Theory · Computer Science 2021-06-24 Zhifei Lin , Feng Wang , Licheng Liu

This paper investigates the security enhancement of an intelligent reflecting surface (IRS) assisted non-orthogonal multiple access (NOMA) network, where a distributed IRS enabled NOMA transmission framework is proposed to serve users…

Information Theory · Computer Science 2021-04-16 Zheng Zhang , Jian Chen , Qingqing Wu , Yuanwei Liu , Lu Lv , Xunqi Su