中文
相关论文

相关论文: Static Deep Q-learning for Green Downlink C-RAN

200 篇论文

In cloud radio access networks (C-RANs), a substantial amount of data must be exchanged in both backhaul and fronthaul links, which causes high power consumption and poor quality of service (QoS) experience for real-time services. To solve…

信息论 · 计算机科学 2016-11-18 Zhongyuan Zhao , Mugen Peng , Zhiguo Ding , Wenbo Wang , H. Vincent Poor

The uncertainties from distributed energy resources (DERs) bring significant challenges to the real-time operation of microgrids. In addition, due to the nonlinear constraints in the AC power flow equation and the nonlinearity of the…

系统与控制 · 电气工程与系统科学 2023-04-06 Hang Shuai , Xiaomeng Ai , Jiakun Fang , Wei Yao , Jinyu Wen

Cooperative beamforming across access points (APs) and fronthaul quantization strategies are essential for cloud radio access network (C-RAN) systems. The nonconvexity of the C-RAN optimization problems, which is stemmed from per-AP power…

信号处理 · 电气工程与系统科学 2021-07-07 Daesung Yu , Hoon Lee , Seok-Hwan Park , Seung-Eun Hong

This paper studies joint uplink (UL) and downlink (DL) resource allocation in user-centric orthogonal frequency division multiple access (OFDMA) cloud radio access network (CRAN), where the users select the distributed remote radio heads…

信息论 · 计算机科学 2019-06-21 Zehong Lin , Yuan Liu

In this paper, we consider a green cloud radio access network (C-RAN) with simultaneous wireless and power transfer ability. In order to reduce the energy consumed for updating the chanel state information (CSI), energy users are divided…

网络与互联网体系结构 · 计算机科学 2018-03-30 Xu Li , Zhao Chen , Aurobinda Laha , Ziru Chen , Yu Cheng , Lin X. Cai

Multicasting in wireless systems is a natural way to exploit the redundancy in user requests in a Content Centric Network. Power control and optimal scheduling can significantly improve the wireless multicast network's performance under…

网络与互联网体系结构 · 计算机科学 2021-12-08 Ramkumar Raghu , Mahadesh Panju , Vaneet Aggarwal , Vinod Sharma

Cloud radio access network (C-RAN) and massive multiple-input-multiple-output (MIMO) are two key enabling technologies to meet the diverse and stringent requirements of the 5G use cases. In a C-RAN system with massive MIMO, fronthaul is…

信号处理 · 电气工程与系统科学 2018-10-11 Jobin Francis , Gerhard Fettweis

In dynamic spectrum access (DSA) networks, secondary users (SUs) need to opportunistically access primary users' (PUs) radio spectrum without causing significant interference. Since the interaction between the SU and the PU systems are…

信号处理 · 电气工程与系统科学 2023-05-22 Ramin Safavinejad , Hao-Hsuan Chang , Lingjia Liu

The radio access network (RAN) part of the next-generation wireless networks will require efficient solutions for satisfying low latency and high-throughput services. The open RAN (O-RAN) is one of the candidates to achieve this goal, in…

网络与互联网体系结构 · 计算机科学 2022-02-01 Turgay Pamuklu , Shahram Mollahasani , Melike Erol-Kantarci

This work studies the uplink of a multi-tenant cloud radio access network (C-RAN) system with spectrum pooling. In the system, each operator has a cloud processor (CP) connected to a set of proprietary radio units (RUs) through…

信号处理 · 电气工程与系统科学 2020-01-29 Junbeom Kim , Daesung Yu , Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

In future cell-free (or cell-less) wireless networks, a large number of devices in a geographical area will be served simultaneously in non-orthogonal multiple access scenarios by a large number of distributed access points (APs), which…

信号处理 · 电气工程与系统科学 2020-02-25 Yasser Al-Eryani , Mohamed Akrout , Ekram Hossain

Spectrum pooling allows multiple operators, or tenants, to share the same frequency bands. This work studies the optimization of spectrum pooling for the downlink of a multi-tenant Cloud Radio Access Network (C-RAN) system in the presence…

信息论 · 计算机科学 2017-10-18 Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

In light of the premises of beyond fifth generation (B5G) networks, the need for better exploiting the capabilities of cloud-enabled networks arises, so as to cope with the large-scale interference resulting from the massive increase of…

In this paper, we propose a novel joint deep reinforcement learning (DRL)-based solution to optimize the utility of an uncrewed aerial vehicle (UAV)-assisted communication network. To maximize the number of users served within the…

网络与互联网体系结构 · 计算机科学 2025-01-03 Xuli Cai , Poonam Lohan , Burak Kantarci

Future sixth generation (6G) wireless communication networks face the need to similarly meet unprecedented quality of service (QoS) demands while also providing a larger energy efficiency (EE) to minimize their carbon footprint. Moreover,…

信息论 · 计算机科学 2024-10-28 Robert-Jeron Reifert , Stefan Roth , Alaa Alameer Ahmad , Aydin Sezgin

Cost-effective asset management is an area of interest across several industries. Specifically, this paper develops a deep reinforcement learning (DRL) solution to automatically determine an optimal rehabilitation policy for continuously…

机器学习 · 计算机科学 2023-04-19 Zaharah A. Bukhsh , Nils Jansen , Hajo Molegraaf

Virtualized Radio Access Networks (vRANs) are fully configurable and can be implemented at a low cost over commodity platforms to enable network management flexibility. In this paper, a novel vRAN reconfiguration problem is formulated to…

网络与互联网体系结构 · 计算机科学 2023-07-07 Fahri Wisnu Murti , Samad Ali , George Iosifidis , Matti Latva-aho

To alleviate the burdens on the fronthaul and reduce the transmit latency, the device-to-device (D2D) communication is presented in cloud radio access networks (C-RANs). Considering dynamic traffic arrivals and time-varying channel…

信息论 · 计算机科学 2017-09-15 Yitao Mo , Mugen Peng , Hongyu Xiang , Yaohua Sun , Xiaodong Ji

Spectrum sharing among users is a fundamental problem in the management of any wireless network. In this paper, we discuss the problem of distributed spectrum collaboration without central management under general unknown channels. Since…

信号处理 · 电气工程与系统科学 2021-04-07 Pranav M. Pawar , Amir Leshem

Nowadays, the application of microgrids (MG) with renewable energy is becoming more and more extensive, which creates a strong need for dynamic energy management. In this paper, deep reinforcement learning (DRL) is applied to learn an…

机器学习 · 计算机科学 2023-05-02 Jiaju Qi , Lei Lei , Kan Zheng , Simon X. Yang