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The fifth-generation (5G) networks are expected to be able to satisfy users' different quality-of-service (QoS) requirements. Network slicing is a promising technology for 5G networks to provide services tailored for users' specific QoS…

信息论 · 计算机科学 2017-04-25 H. Zhang , N. Liu , X. Chu , K. Long , A. Aghvami , V. C. M. Leung

Technological advancement has brought revolutionary change in the converged wireless networks. Due to the existence of different types of traffic, provisioning of Quality of Service (QoS) becomes a challenge in the wireless networks. In…

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

Network slicing is a well assessed approach enabling virtualization of the mobile core and radio access network (RAN) in the emerging 5th Generation New Radio. Slicing is of paramount importance when dealing with the emerging and diverse…

网络与互联网体系结构 · 计算机科学 2022-11-18 Lorenzo Bellone , Boris Galkin , Emiliano Traversi , Enrico Natalizio

Massive multiuser multiple-input multiple-output (MU-MIMO) has been the mainstream technology in fifth-generation wireless systems. To reduce high hardware costs and power consumption in massive MU-MIMO, low-resolution digital-to-analog…

信息论 · 计算机科学 2020-06-30 Hengtao He , Mengjiao Zhang , Shi Jin , Chao-Kai Wen , Geoffrey Ye Li

Extremely large-scale MIMO (XL-MIMO) is a promising technology to improve the capacity for future 6G networks. With a very large number of antennas, the near-field property of XL-MIMO systems becomes dominant. Unlike the classical far-field…

信息论 · 计算机科学 2022-03-30 Zidong Wu , Mingyao Cui , Zijian Zhang , Linglong Dai

Massive multiuser (MU) multiple-input multiple-output (MIMO) will be a core technology in fifth-generation (5G) wireless systems as it offers significant improvements in spectral efficiency compared to existing multi-antenna technologies.…

In multi-user millimeter wave (mmWave) multiple-input-multiple-output (MIMO) systems, hybrid precoding is a crucial task to lower the complexity and cost while achieving a sufficient sum-rate. Previous works on hybrid precoding were usually…

信号处理 · 电气工程与系统科学 2020-04-28 Ahmet M. Elbir , Anastasios Papazafeiropoulos

The massive integration of renewable-based distributed energy resources (DERs) inherently increases the energy system's complexity, especially when it comes to defining its operational schedule. Deep reinforcement learning (DRL) algorithms…

系统与控制 · 电气工程与系统科学 2023-05-10 Hou Shengren , Pedro P. Vergara , Edgar Mauricio Salazar Duque , Peter Palensky

Machine-to-Machine (M2M) communication is crucial in developing Internet of Things (IoT). As it is well known that cellular networks have been considered as the primary infrastructure for M2M communications, there are several key issues to…

网络与互联网体系结构 · 计算机科学 2023-01-02 Xuehua Li , Xing Wei , Shuo Chen , Lixin Sun

The model-driven power allocation (PA) algorithms in the wireless cellular networks with interfering multiple-access channel (IMAC) have been investigated for decades. Nowadays, the data-driven model-free machine learning-based approaches…

信息论 · 计算机科学 2018-12-10 Fan Meng , Peng Chen , Lenan Wu

The combination of multiple-input multiple-output (MIMO) systems and intelligent reflecting surfaces (IRSs) is foreseen as a critical enabler of beyond 5G (B5G) and 6G. In this work, two different approaches are considered for the joint…

信息论 · 计算机科学 2024-01-31 Dariel Pereira-Ruisánchez , Óscar Fresnedo , Darian Pérez-Adán , Luis Castedo

We propose the QoS-aware BS-selection and the corresponding resource-allocation schemes for downlink multi-user transmissions over the distributed multiple-input-multiple-output (MIMO) links, where multiple location-independent…

信息论 · 计算机科学 2011-05-03 Qinghe Du , Xi Zhang

This work demonstrates the potential of deep reinforcement learning techniques for transmit power control in wireless networks. Existing techniques typically find near-optimal power allocations by solving a challenging optimization problem.…

信号处理 · 电气工程与系统科学 2020-09-15 Yasar Sinan Nasir , Dongning Guo

In recent years, long-term evolution (LTE) and 5G NR (5th Generation New Radio) technologies have showed great potential to utilize Machine Learning (ML) algorithms in optimizing their operations, both thanks to the availability of…

网络与互联网体系结构 · 计算机科学 2021-10-18 Pedro Enrique Iturria Rivera , Melike Erol-Kantarci

In this paper, we study how to solve resource allocation problems in ultra-reliable and low-latency communications by unsupervised deep learning, which often yield functional optimization problems with quality-of-service (QoS) constraints.…

网络与互联网体系结构 · 计算机科学 2019-06-06 Chengjian Sun , Chenyang Yang

Novel advanced policy gradient (APG) methods, such as Trust Region policy optimization and Proximal policy optimization (PPO), have become the dominant reinforcement learning algorithms because of their ease of implementation and good…

最优化与控制 · 数学 2022-03-22 J. G. Dai , Mark Gluzman

Large-scale distributed antenna systems with many access points (APs) that serve the users by coherent joint transmission is being considered for 5G-and-beyond networks. The technology is called Cell-free Massive MIMO and can provide a more…

信息论 · 计算机科学 2020-06-30 Trinh Van Chien , Emil Björnson , Erik G. Larsson

The fifth generation of wireless communications (5G) promises massive increases in traffic volume and data rates, as well as improved reliability in voice calls. Jointly optimizing beamforming, power control, and interference coordination…

网络与互联网体系结构 · 计算机科学 2020-01-01 Faris B. Mismar , Brian L. Evans , Ahmed Alkhateeb

5G beyond is an end-edge-cloud orchestrated network that can exploit heterogeneous capabilities of the end devices, edge servers, and the cloud and thus has the potential to enable computation-intensive and delay-sensitive applications via…

机器学习 · 计算机科学 2020-11-19 Yueyue Dai , Ke Zhang , Sabita Maharjan , Yan Zhang

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