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相关论文: Positioning via Direct Localization in C-RAN Syste…

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We study downlink of multiantenna cloud radio access networks (C-RANs) with finite-capacity fronthaul links. The aim is to propose joint designs of beamforming and remote radio head (RRH)-user association, subject to constraints on users'…

信息论 · 计算机科学 2018-10-17 Kien-Giang Nguyen , Quang-Doanh Vu , Markku Juntti , Le-Nam Tran

Knowledge about the location of licensed primary-users (PU) could enable several key features in cognitive radio (CR) networks including improved spatio-temporal sensing, intelligent location-aware routing, as well as aiding spectrum policy…

性能 · 计算机科学 2016-11-18 Jun Wang , Jianshu Chen , Danijela Cabric

This letter proposes a novel Cloud Radio Access Network (C-RAN) traffic analysis and management model that estimates probable RAN traffic congestion and mitigate its effect by adopting a suitable handling mechanism. A computation approach…

分布式、并行与集群计算 · 计算机科学 2023-03-28 Smruti Rekha Swain , Deepika Saxena , Jatinder Kumar , Ashutosh Kumar Singh , Chung-Nan Lee

In this paper, we focus on one of the key technologies for the fifth-generation wireless communication networks, massive multiple-input-multiple-output (mMIMO), by investigating two of its most relevant architectures: 1) to provide in-band…

Ultra-dense (UD) wireless networks and cloud radio access networks (CRAN) are two promising network architectures for the emerging fifth-generation (5G) wireless communication systems. By jointly employing them, a new appealing network…

信息论 · 计算机科学 2017-02-09 Reuben George Stephen , Rui Zhang

Owing to the ubiquity of cellular communication signals, positioning with the fifth generation (5G) signal has emerged as a promising solution in global navigation satellite system-denied areas. Unfortunately, although the widely employed…

信号处理 · 电气工程与系统科学 2023-03-09 Mengguan Pan , Shengheng Liu , Peng Liu , Wangdong Qi , Yongming Huang , Wang Zheng , Qihui Wu , Markus Gardill

As a promising paradigm for the fifth generation wireless communication (5G) system, the fog radio access network (F-RAN) has been proposed as an advanced socially-aware mobile networking architecture to provide high spectral efficiency…

信息论 · 计算机科学 2017-09-18 Mugen Peng , Kecheng Zhang

In robotic networks relying on noisy range measurements between agents for cooperative localization, the achievable positioning accuracy strongly strongly depends on the network geometry. This motivates the problem of planning robot…

机器人学 · 计算机科学 2025-02-25 Justin Cano , Jerome Le Ny

This dissertation paper presents the main contributions to the design and the implementation of a Cloud-RAN solution. We concretely address the two main challenges of Cloud-RAN systems: real-time processing of radio signals and reduced…

网络与互联网体系结构 · 计算机科学 2019-12-03 Veronica Quintuna Rodriguez , Fabrice Guillemin

Radio Access Network faces challenges from privacy and flexible wide area and local area network access. RAN is limited from providing local service directly due to centralized design of cellular network and concerns of user privacy and…

密码学与安全 · 计算机科学 2023-03-31 Hao Xu , Xun Liu , Qinghai Zeng , Qiang Li , Shibin Ge , Guohua Zhou , Raymond Forbes

To meet the increasing demands of next-generation cellular networks (e.g., 6G), advanced networking technologies must be incorporated. On one hand, the Fog Radio Access Network (F-RAN), has been proposed as an enhancement to the Cloud Radio…

网络与互联网体系结构 · 计算机科学 2023-01-23 Sifat Ut Taki , Spyridon Mastorakis

Employing massively distributed antennas brings radio access points (RAPs) closer to users, thus enables aggressive spectrum reuse that can bridge gaps between the scarce spectrum resource and extremely high connection densities in future…

信号处理 · 电气工程与系统科学 2020-08-19 Lisu Yu , Jingxian Wu , Andong Zhou , Erik G. Larsson , Pingzhi Fan

This paper considers the coexistence of Ultra Reliable Low Latency Communications (URLLC) and enhanced Mobile BroadBand (eMBB) services in the uplink of Cloud Radio Access Network (C-RAN) architecture based on the relaying of radio signals…

信息论 · 计算机科学 2019-12-24 Andrea Matera , Rahif Kassab , Osvaldo Simeone , Umberto Spagnolini

Due to the high costs of optical fiber deployment in Low-Density and Rural Areas (LDRAs), 5G Fixed Wireless Access (5G FWA) recently emerged as an affordable solution. A widely adopted deployment scenario of 5G FWA includes edge cloud that…

网络与互联网体系结构 · 计算机科学 2024-11-11 Anselme Ndikumana , Kim Khoa Nguyen , Mohamed Cheriet

This paper considers networked sensing in cellular network, where multiple base stations (BSs) first compress their received echo signals from multiple targets and then forward the quantized signals to the central unit (CU) via…

信号处理 · 电气工程与系统科学 2024-09-09 Weifeng Zhu , Shuowen Zhang , Liang Liu

The cloud radio access network (C-RAN) is a promising paradigm to meet the stringent requirements of the fifth generation (5G) wireless systems. Meanwhile, wireless traffic prediction is a key enabler for C-RANs to improve both the spectrum…

机器学习 · 计算机科学 2020-03-03 Yue Xu , Feng Yin , Wenjun Xu , Jiaru Lin , Shuguang Cui

The fifth-generation mobile evolution enables several transformations on Next Generation Radio Access Networks (NG-RAN). The RAN protocol stack is splitting into eight possible disaggregated options combined into three network units, i.e.,…

Open radio access network (ORAN) alliance which has been formed recently establishes a flexible, open, and smart radio access network (RAN) by combing the ideas from xRAN and cloud RAN (C-RAN). ORAN divides the functions of the RAN into…

网络与互联网体系结构 · 计算机科学 2019-11-06 Mojdeh Karbalaee Motalleb , Vahid Shah-Mansouri , Salar Nouri Naghadeh

Sixth generation (6G) cellular communications are expected to support enhanced wireless localization capabilities. The widespread deployment of large arrays and high-frequency bandwidths give rise to new considerations for localization…

信号处理 · 电气工程与系统科学 2022-10-31 Qianyu Yang , Anna Guerra , Francesco Guidi , Nir Shlezinger , Haiyang Zhang , Davide Dardari , Baoyun Wang , Yonina C. Eldar

Artificial intelligence (AI) and Machine Learning (ML) are considered as key enablers for realizing the full potential of fifth-generation (5G) and beyond mobile networks, particularly in the context of resource management and…