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Resource allocation is investigated for offloading computational-intensive tasks in multi-hop mobile edge computing (MEC) system. The envisioned system has both the cooperative access points (AP) with the computing capability and the MEC…

Information Theory · Computer Science 2021-04-27 Mohammed S. Al-Abiad , Md. Zoheb Hassan , Md. Jahangir Hossain

Mobile edge computing (MEC) provides low-latency offloading solutions for computationally intensive tasks, effectively improving the computing efficiency and battery life of mobile devices. However, for data-intensive tasks or scenarios…

Networking and Internet Architecture · Computer Science 2026-02-13 Xuyang Chen , Daquan Feng , Wei Jiang , Qu Luo , Gaojie Chen , Yao Sun

This paper considers a wireless powered multiuser mobile edge computing (MEC) system, in which a multi-antenna hybrid access point (AP) wirelessly charges multiple users, and each user relies on the harvested energy to execute computation…

Information Theory · Computer Science 2020-07-27 Feng Wang , Hong Xing , Jie Xu

An intelligent reflecting surface (IRS)-aided wireless powered mobile edge computing (WP-MEC) system is conceived, where each device's computational task can be divided into two parts for local computing and offloading to mobile edge…

Information Theory · Computer Science 2021-08-24 Guangji Chen , Qingqing Wu , Wen Chen , Derrick Wing Kwan Ng , Lajos Hanzo

Edge computing technology has great potential to improve various computation-intensive applications in vehicular networks by providing sufficient computation resources for vehicles. However, it is still a challenge to fully unleash the…

Signal Processing · Electrical Eng. & Systems 2021-11-02 Hewon Cho , Ying Cui , Jemin Lee

We first conceive a novel transmission protocol for a multi-relay multiple-input--multiple-output orthogonal frequency-division multiple-access (MIMO-OFDMA) cellular network based on joint transmit and receive beamforming. We then address…

Information Theory · Computer Science 2015-03-04 Kent Tsz Kan Cheung , Shaoshi Yang , Lajos Hanzo

In mobile edge computing systems, mobile devices can offload compute-intensive tasks to a nearby cloudlet,so as to save energy and extend battery life. Unlike a fully-fledged cloud, a cloudlet is a small-scale datacenter deployed at a…

Information Theory · Computer Science 2016-08-24 Yinghao Yu , Jun Zhang , Khaled Ben Letaief

As mobile edge computing (MEC) finds widespread use for relieving the computational burden of compute- and interaction-intensive applications on end user devices, understanding the resulting delay and cost performance is drawing significant…

Networking and Internet Architecture · Computer Science 2022-04-21 Yang Cai , Jaime Llorca , Antonia M. Tulino , Andreas F. Molisch

Future networks are expected to connect an enormous number of nodes wirelessly using wide-band transmission. This brings great challenges. To avoid collecting a large amount of data from the massive number of nodes, computation over…

Information Theory · Computer Science 2019-06-04 Fangzhou Wu , Li Chen , Nan Zhao , Yunfei Chen , F. Richard Yu , Guo Wei

The integration of Mobile Edge Computing (MEC) and Wireless Power Transfer (WPT), which is usually referred to as Wireless Powered Mobile Edge Computing (WP-MEC), has been recognized as a promising technique to enhance the lifetime and…

Networking and Internet Architecture · Computer Science 2021-04-23 Xingqiu He , Yuhang Shen , Xiong Wang , Sheng Wang , Shizhong Xu , Jing Ren

To enhance resource utilization and address interference issues in ultra-dense networks with mobile edge computing (MEC), a resource utilization approach is first introduced, which integrates orthogonal frequency division multiple access…

Information Theory · Computer Science 2024-10-17 Tianqing Zhou , Kangle Liu , Dong Qin , Xuan Li , Nan Jiang , Chunguo Li

In mobile edge computing (MEC) systems, the wireless channel condition is a critical factor affecting both the communication power consumption and computation rate of the offloading tasks. This paper exploits the idea of cooperative…

Information Theory · Computer Science 2024-03-25 Zhenrong Liu , Zongze Li , Yi Gong , Yik-Chung Wu

An energy-efficient design is proposed under specific statistical quality-of-service (QoS) guarantees for delay-sensitive traffic in the downlink orthogonal frequency-division multiple-access (OFDMA) networks. This design is based on Wu's…

Information Theory · Computer Science 2016-07-12 Taufik Abrão , Lucas D. H. Sampaio , Shaoshi Yang , Kent Tsz Kan Cheung , Paul Jean E. Jeszensky , Lajos Hanzo

Collaborative Edge Computing (CEC) is an effective method that improves the performance of Mobile Edge Computing (MEC) systems by offloading computation tasks from busy edge servers (ESs) to idle ones. However, ESs usually belong to…

Networking and Internet Architecture · Computer Science 2022-11-15 Xingqiu He , Yuhang Shen , Hongxi Zhu , Sheng Wang , Chaoqun You , Tony Q. S. Quek

Mobile-edge computing (MEC) and wireless power transfer (WPT) have been recognized as promising techniques in the Internet of Things (IoT) era to provide massive low-power wireless devices with enhanced computation capability and…

Information Theory · Computer Science 2017-12-19 Feng Wang , Jie Xu , Xin Wang , Shuguang Cui

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 letter considers a multi-access mobile edge computing (MEC) network consisting of multiple users, multiple base stations, and a malicious eavesdropper. Specifically, the users adopt the partial offloading strategy by partitioning the…

Information Theory · Computer Science 2021-09-22 Mingxiong Zhao , Huiqi Bao , Li Yin , Jianping Yao , Tony Q. S. Quek

Mobile Edge Computing (MEC) pushes computing functionalities away from the centralized cloud to the network edge, thereby meeting the latency requirements of many emerging mobile applications and saving backhaul network bandwidth. Although…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-01-19 Jie Xu , Lixing Chen , Pan Zhou

Wireless powered mobile edge computing (WP-MEC) has been recognized as a promising technique to provide both enhanced computational capability and sustainable energy supply to massive low-power wireless devices. However, its energy…

Signal Processing · Electrical Eng. & Systems 2020-03-13 Tong Bai , Cunhua Pan , Hong Ren , Yansha Deng , Maged Elkashlan , Arumugam Nallanathan

Due to the continuous advancements of orthogonal frequency division multiplexing (OFDM) and multiple antenna techniques, multiuser multiple input multiple output (MU-MIMO) OFDM is a key enabler of both fourth and fifth generation networks.…

Signal Processing · Electrical Eng. & Systems 2021-03-31 Iran M. Braga , Roberto P. Antonioli , Gabor Fodor , Yuri C. B. Silva , Carlos F. M. e Silva , Walter C. Freitas