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Provisioning of quality of service (QoS) is a key issue in visible light communication (VLC) system as well as in other wireless communication systems. Due to the fact that QoS requirements are not as strict for all traffic types, more…

网络与互联网体系结构 · 计算机科学 2014-12-12 Mostafa Zaman Chowdhury , Muhammad Shahin Uddin , Yeong Min Jang

WiMAX (acronym for Worldwide Interoperability for Microwave Access) is a family of technical standards based on IEEE 802.16 standard that defines the high speed connection through radio waves unlike DSL (Digital Subscriber Line) or other…

网络与互联网体系结构 · 计算机科学 2014-10-27 Tarik Anouari , Abdelkrim Haqiq

Provisioning of Quality of Service (QoS) is the key concern for Radio Resource Management now-a-days. In this paper, an efficient dynamic channel borrowing architecture has been proposed that ensures better QoS. The proposed scheme lessens…

网络与互联网体系结构 · 计算机科学 2018-10-08 Mohammad Arif Hossain , Shakil Ahmed , Mostafa Zaman Chowdhury

Recent research found that fairness plays a key role in customer satisfaction. Therefore, many manufacturing and services industries have become aware of the need to treat customers fairly. Still, there is a huge lack of models that enable…

数据结构与算法 · 计算机科学 2024-01-09 Danny Hermelin , Hendrik Molter , Rolf Niedermeier , Michael Pinedo , Dvir Shabtay

This is Part II of a two-part paper series that studies the use of the proportional fairness (PF) utility function as the basis for capacity allocation and scheduling in multi-channel multi-rate wireless networks. The contributions of Part…

性能 · 计算机科学 2008-02-23 Soung Chang Liew , Ying Jun Zhang

Originated from distributed learning, federated learning enables privacy-preserved collaboration on a new abstracted level by sharing the model parameters only. While the current research mainly focuses on optimizing learning algorithms and…

机器学习 · 计算机科学 2020-09-17 Cong Wang , Yuanyuan Yang , Pengzhan Zhou

We consider a user-centric cell-free massive MIMO wireless network with $L$ remote radio units, each with $M$ antennas, serving $K_{\rm tot}$ user equipments (UEs). Most of the literature considers the regime $LM \gg K_{\rm tot}$, where the…

信息论 · 计算机科学 2024-04-10 Fabian Göttsch , Noboru Osawa , Issei Kanno , Takeo Ohseki , Giuseppe Caire

In current cellular networks, schedulers allocate wireless channel resources to users based on instantaneous channel gains and short-term moving averages of user rates and queue lengths. By using only such short-term information, schedulers…

网络与互联网体系结构 · 计算机科学 2014-05-07 Hatem Abou-zeid , Hossam S. Hassanein , Stefan Valentin , Mohamed Feteiha

Quality of Service (QoS) for MANETs becomes a necessity because of its applications in decisive situations such as battle fields, flood and earth quake. Users belonging to diverse hierarchical category demanding various levels of QoS use…

网络与互联网体系结构 · 计算机科学 2012-06-26 J. Hannah Monisha , V. Rhymend Uthariaraj

In this paper I focused on resource scheduling in the downlink of LTE-Advanced with aggregation of multiple Component Carriers (CCs). When Carrier Aggregation (CA) is applied, a well-designed resource scheduling scheme is essential to the…

信号处理 · 电气工程与系统科学 2025-06-25 Sajjad Emdadi Mahdimahalleh

The multiple access scheduling decides how the channel is shared among the nodes in the network. Typical scheduling algorithms aims at increasing the channel utilization and thereby throughput of the network. This paper describes several…

信息论 · 计算机科学 2025-09-30 Vijaya Yajnanarayana , Klas E. G. Magnusson , Rasmus Brandt , Satyam Dwivedi , Peter Händel

We consider in this paper an import Quality of Experience (QoE) indicator in mobile networks that is reneging of users due to impatience. We specifically consider a cell under heavy load conditions and compute the reneging probability by…

网络与互联网体系结构 · 计算机科学 2014-12-22 Salah Eddine Elayoubi , Christine Fricker , Fabrice Guillemin , Philippe Robert , Bruno Sericola

We study the problem of cache-aided communication for cellular networks with multi-user and multiple antennas at finite signal-to-noise ratio. Users are assumed to have non-symmetric links, modeled by wideband fading channels. We show that…

信息论 · 计算机科学 2018-08-09 Itsik Bergel , Soheil Mohajer

Non-orthogonal multiple access (NOMA) is one of the promising radio access techniques for next generation wireless networks. Opportunistic multi-user scheduling is necessary to fully exploit multiplexing gains in NOMA systems, but compared…

信号处理 · 电气工程与系统科学 2019-06-26 Shahram Shahsavari , Farhad Shirani , Elza Erkip

WiMAX (Worldwide Interoperability for Microwave Access) technology has emerged in response to the increasing demand for multimedia services in the internet broadband networks. WiMAX standard has defined five different scheduling services to…

网络与互联网体系结构 · 计算机科学 2014-10-23 Tarik Anouari , Abdelkrim Haqiq

Given the imperative of 6G networks' ubiquitous connectivity, along with the inherent mobility and cost-effectiveness of unmanned aerial vehicles (UAVs), UAVs play a critical role within 6G wireless networks. Despite advancements in…

信息论 · 计算机科学 2024-06-10 Kejie Ni , Jingqing Wang , Wenchi Cheng , Wei Zhang

5G and beyond networks are expected to support flows with varied \emph{Quality-of-Service (QoS)} requirements under unpredictable traffic conditions. Consequently, designing policies ensuring optimal system utilization in such networks is…

网络与互联网体系结构 · 计算机科学 2023-10-18 Reshma Prasad , Albert Sunny

In this paper, we investigate fundamental performance limits of cumulative distribution function (CDF)-based scheduling (CS) in downlink cellular networks. CS is known as an efficient scheduling method that can assign different time…

信息论 · 计算机科学 2016-11-18 Hu Jin , Bang Chul Jung , Victor C. M. Leung

The rate performance of wireless coded caching schemes is typically limited by the lowest achievable per-user rate in the given multicast group, during each transmission time slot. In this paper, we provide a new coded caching scheme,…

信息论 · 计算机科学 2020-03-05 MohammadJavad Salehi , Antti Tölli , Seyed Pooya Shariatpanahi

In this paper, we consider a heterogenous network (HetNet), where low-power indoor femtocells are deployed in the coverage area of the existing macro base station (MBS). This paper proposes a novel coordinated random beamforming and user…

信息论 · 计算机科学 2016-11-09 Jun Zhu , Hong-Chuan Yang