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相关论文: Joint Association and Resource Allocation for Mult…

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Multi-access edge computing (MEC)-enabled integrated space-air-ground (SAG) networks have drawn much attention recently, as they can provide communication and computing services to wireless devices in areas that lack terrestrial base…

网络与互联网体系结构 · 计算机科学 2024-01-23 Yan Kyaw Tun , György Dán , Yu Min Park , Choong Seon Hong

As software may be used by multiple users, caching popular software at the wireless edge has been considered to save computation and communications resources for mobile edge computing (MEC). However, fetching uncached software from the core…

信息论 · 计算机科学 2020-05-07 Wanli Wen , Ying Cui , Tony Q. S. Quek , Fu-Chun Zheng , Shi Jin

Equal allocation of bandwidth and/or power may not be efficient for wireless multi-user networks with limited bandwidth and power resources. Joint bandwidth and power allocation strategies for wireless multi-user networks with and without…

信息论 · 计算机科学 2015-05-19 Xiaowen Gong , Sergiy A. Vorobyov , Chintha Tellambura

The energy efficiency of future networks is becoming a significant and urgent issue, calling for greener network designs. At the same time, rapid development of wireless networks shows a trend of increasing complexity in network structure…

网络与互联网体系结构 · 计算机科学 2017-06-08 Lu Liu , Yu Cheng , Xianghui Cao , Sheng Zhou , Zhisheng Niu , Ping Wang

In this letter, a novel low complexity bit and power loading algorithm is formulated for multicarrier communication systems. The proposed algorithm jointly maximizes the throughput and minimizes the transmit power through a weighting…

信号处理 · 电气工程与系统科学 2019-02-13 Ebrahim Bedeer , Octavia A. Dobre , Mohamed H. Ahmed , Kareem E. Baddour

Designing optimal strategies to deploy small cell stations is crucial to meet the quality-of-service requirements in next-generation cellular networks with constrained deployment costs. In this paper, a general deployment framework is…

信息论 · 计算机科学 2016-02-22 Xiangxiang Xu , Walid Saad , Xiujun Zhang , Limin Xiao , Shidong Zhou

This paper presents an approach to joint wireless and computing resource management in slice-enabled metaverse networks, addressing the challenges of inter-slice and intra-slice resource allocation in the presence of in-network computing.…

分布式、并行与集群计算 · 计算机科学 2025-01-22 Sulaiman Muhammad Rashid , Ibrahim Aliyu , Abubakar Isah , Jihoon Lee , Sangwon Oh , Minsoo Hahn , Jinsul Kim

Unmanned aerial vehicles (UAVs) are widely deployed to enhance the wireless network capacity and to provide communication services to mobile users beyond the infrastructure coverage. Recently, with the help of a promising technology called…

网络与互联网体系结构 · 计算机科学 2021-07-05 Yan Kyaw Tun , Yu Min Park , Tra Huong Thi Le , Zhu Han , Choong Seon Hong

Until the 4th Generation (4G) cellular 3GPP systems, a user equipment's (UE) cell association has been based on the downlink received power from the strongest base station. Recent work has shown that - with an increasing degree of…

网络与互联网体系结构 · 计算机科学 2016-11-15 Hisham Elshaer , Federico Boccardi , Mischa Dohler , Ralf Irmer

Interference coordination between high-power macros and low-power picos deeply impacts the performance of heterogeneous networks (HetNets). It should deal with three challenges: user association with macros and picos, the amount of almost…

信息论 · 计算机科学 2014-09-15 Weijun Tang , Rongbin Zhang , Yuan Liu , Suili Feng

The ongoing efforts in the research development and standardization of 5G, by both industry and academia, have resulted in the identification of enablers (Software Defined Networks, Network Function Virtualization, Distributed Mobility…

网络与互联网体系结构 · 计算机科学 2017-12-04 Rakibul Islam Rony , Akshay Jain , Elena Lopez-Aguilera , Eduard Garcia-Villegas , Ilker Demirkol

We consider a single-cell massive MIMO full-duplex wireless communication system, where the base-station (BS) is equipped with a large number of antennas. We consider the setup where the single-antenna mobile users operate in half- duplex,…

信息论 · 计算机科学 2015-09-03 Wenzhuo Ouyang , Jingwen Bai , Ashutosh Sabharwal

Consider the problem of joint uplink scheduling and power allocation. Being inherent to almost any wireless system, this resource allocation problem has received extensive attention. Yet, most common techniques either adopt classical power…

网络与互联网体系结构 · 计算机科学 2015-03-20 Erez Biton , Asaf Cohen , Guy Reina , Omer Gurewitz

We consider distributed channel access in multi-hop cognitive radio networks. Previous works on opportunistic channel access using multi-armed bandits (MAB) mainly focus on single-hop networks that assume complete conflicts among all…

网络与互联网体系结构 · 计算机科学 2013-08-23 Yaqin Zhou , Xiang-yang Li , Fan Li , Min Liu , Zhongcheng Li , Zhiyuan Yin

A fundamental challenge in wireless heterogeneous networks (HetNets) is to effectively utilize the limited transmission and storage resources in the presence of increasing deployment density and backhaul capacity constraints. To alleviate…

信息论 · 计算机科学 2021-06-01 Derya Malak , Faruk V. Mutlu , Jinkun Zhang , Edmund M. Yeh

We use information theoretic achievable rate formulas for the multi-relay channel to study the problem of optimal placement of relay nodes along the straight line joining a source node and a sink node. The achievable rate formulas that we…

网络与互联网体系结构 · 计算机科学 2015-03-20 Arpan Chattopadhyay , Abhishek Sinha , Marceau Coupechoux , Anurag Kumar

With the dense deployment of the remote radio heads (RRHs), the huge network power consumption has become a great challenge for green cloud radio access networks (Cloud-RANs), and multiuser downlink beamforming has been proposed as a…

信息论 · 计算机科学 2017-06-16 Zhi Yu , Ke Wang , Lei Chen , Hong Ji

In this paper, we study power-efficient resource allocation for multicarrier non-orthogonal multiple access (MC-NOMA) systems. The resource allocation algorithm design is formulated as a non-convex optimization problem which jointly designs…

信息论 · 计算机科学 2017-05-18 Zhiqiang Wei , Derrick Wing Kwan Ng , Jinhong Yuan , Hui-Ming Wang

In this paper, we consider the problems of minimizing sum power and maximizing sum rate for multi-cell networks with load coupling, where coupling relation occurs among cells due to inter-cell interference. This coupling relation is…

信息论 · 计算机科学 2017-07-04 Zhaohui Yang , Cunhua Pan , Wei Xu , Hao Xu , Ming Chen

In this paper, we propose a distributed multi-hop interference avoidance algorithm, namely, IAA to avoid co-channel interference inside a wireless body area network (WBAN). Our proposal adopts carrier sense multiple access with collision…

网络与互联网体系结构 · 计算机科学 2016-11-03 Mohamad Jaafar Ali , Hassine Moungla , Ahmed Mehaoua