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In this paper, we present a novel mobile edge computing (MEC) model where the MEC server has the input and output data of all computation tasks and communicates with multiple caching-and-computing-enabled mobile devices via a shared…

信息论 · 计算机科学 2019-01-29 Yaping Sun , Zhiyong Chen , Meixia Tao , Hui Liu

Facing a vast amount of connections, huge performance demands, and the need for reliable connectivity, the sixth generation of communication networks (6G) is envisioned to implement disruptive technologies that jointly spur connectivity,…

The concept of multi-access edge computing (MEC) has been recently introduced to supplement cloud computing by deploying MEC servers to the network edge so as to reduce the network delay and alleviate the load on cloud data centers.…

网络与互联网体系结构 · 计算机科学 2018-04-02 Anselme Ndikumana , Nguyen H. Tran , Tai Manh Ho , Zhu Han , Walid Saad , Dusit Niyato , Choong Seon Hong

In this paper, we provide joint subcarrier assignment and power allocation schemes for quality-of-service (QoS)-constrained energy-efficiency (EE) optimization in the downlink of an orthogonal frequency division multiple access…

信息论 · 计算机科学 2016-11-01 Jie Tang , Daniel K. C. So , Emad Alsusa , Khairi Ashour Hamdi , Arman Shojaeifard , Kai-Kit Wong

This chapter focuses on the performance enhancement brought by the addition of caching capabilities to full-duplex (FD) radios in the context of ultra-dense networks (UDNs). More specifically, we aim at showing that the interference…

信息论 · 计算机科学 2020-04-09 Italo Atzeni , Marco Maso

Full duplex (FD) communication enables simultaneous transmission and reception on the same frequency band. Though it has the potential of doubling the throughput on isolated links, in reality, higher interference and asymmetric traffic…

网络与互联网体系结构 · 计算机科学 2018-07-24 Shenghe Xu , Pei Liu , Sanjay Goyal , Shivendra S. Panwar

With the rapid explosion of data volume from mobile networks, edge caching has received significant attentions as an efficient approach to boost content delivery efficiency by bringing contents near users. In this article, cache-enabled…

信息论 · 计算机科学 2020-08-13 Congshan Fan , Tiankui Zhang , Yuanwei Liu , Zhiming Zeng

The problem of user scheduling and power allocation in full-duplex (FD) cellular networks is considered, where a FD base station communicates simultaneously with one half-duplex (HD) user on each downlink and uplink channel. First, we…

信息论 · 计算机科学 2016-11-17 George C. Alexandropoulos , Marios Kountouris , Italo Atzeni

Caching high-frequency reuse contents at the edge servers in the mobile edge computing (MEC) network omits the part of backhaul transmission and further releases the pressure of data traffic. However, how to efficiently decide the caching…

网络与互联网体系结构 · 计算机科学 2021-03-02 Yuqi Han , Rui Wang , Jun Wu , Dian Liu , Haoqi Ren

The coupling of cell-free massive MIMO (CF-mMIMO) with Mobile Edge Computing (MEC) is investigated in this paper. A MEC-enabled CF-mMIMO architecture implementing a distributed user-centric approach both from the radio and the computational…

信息论 · 计算机科学 2023-11-30 Giovanni Interdonato , Stefano Buzzi

Vehicular edge computing (VEC) is a promising technology to support real-time vehicular applications, where vehicles offload intensive computation tasks to the nearby VEC server for processing. However, the traditional VEC that relies on…

信号处理 · 电气工程与系统科学 2023-12-01 Qiong Wu , Wenhua Wang , Pingyi Fan , Qiang Fan , Jiangzhou Wang , Khaled B. Letaief

Energy harvesting aided mobile edge computing (MEC) has gained much attention for its widespread application in the computation-intensive, latency-sensitive and energy-hungry scenario. In this paper, computation offloading from multi-MD to…

信息论 · 计算机科学 2020-04-20 Tian Zhang , Wei Chen

Collaborative edge computing (CEC) is an emerging paradigm for heterogeneous devices to collaborate on edge computation jobs. For congestible links and computing units, delay-optimal forwarding and offloading for service chain tasks (e.g.,…

分布式、并行与集群计算 · 计算机科学 2023-12-12 Jinkun Zhang , Edmund Yeh

To meet the need of computation-sensitive (CS) and high-rate (HR) communications, the framework of mobile edge computing and caching has been widely regarded as a promising solution. When such a framework is implemented in small-cell IoT…

信息论 · 计算机科学 2023-03-22 Tianqing Zhou , Yali Yue , Dong Qin , Xuefang Nie , Xuan Li , Chunguo Li

Meeting the strict Quality of Service (QoS) requirements of terminals has imposed a signiffcant challenge on Multiaccess Edge Computing (MEC) systems, due to the limited multidimensional resources. To address this challenge, we propose a…

网络与互联网体系结构 · 计算机科学 2024-04-29 Qianqian Liu , Haixia Zhang , Xin Zhang , Dongfeng Yuan

We consider the problem of intelligent and efficient task allocation mechanism in large-scale mobile edge computing (MEC), which can reduce delay and energy consumption in a parallel and distributed optimization. In this paper, we study the…

网络与互联网体系结构 · 计算机科学 2020-05-22 Xiaoxiong Zhong , Xinghan Wang , Yuanyuan Yang , Yang Qin , Xiaoke Ma , Tingting Yang

The need for efficient use of network resources is continuously increasing with the grow of traffic demand, however, current mobile systems have been planned and deployed so far with the mere aim of enhancing radio coverage and capacity.…

信号处理 · 电气工程与系统科学 2018-01-31 Mustafa Emara , Miltiades C. Filippou , Dario Sabella

Cache-enabled Device-to-Device (D2D) communication is widely recognized as one of the key components of the emerging fifth generation (5G) cellular network architecture. However, conventional half-duplex (HD) transmission may not be…

信息论 · 计算机科学 2018-02-08 Mansour Naslcheraghi , Mehrnaz Afshang , Harpreet S. Dhillon

Heterogeneous wireless networks (HetNets) provide a powerful approach to meet the dramatic mobile traffic growth, but also impose a significant challenge on backhaul. Caching and multicasting at macro and pico base stations (BSs) are two…

信息论 · 计算机科学 2016-04-11 Ying Cui , Dongdong Jiang

Mobile edge computing (MEC) emerges as a promising solution for servicing delay-sensitive tasks at the edge network. A body of recent literature started to focus on cost-efficient service placement and request scheduling. This work…

分布式、并行与集群计算 · 计算机科学 2021-08-27 Lina Su , Ne Wang , Ruiting Zhou , Zongpeng Li