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As an essential resource management problem in network virtualization, virtual network embedding (VNE) aims to allocate the finite resources of physical network to sequentially arriving virtual network requests (VNRs) with different…

Networking and Internet Architecture · Computer Science 2024-06-26 Tianfu Wang , Li Shen , Qilin Fan , Tong Xu , Tongliang Liu , Hui Xiong

One of the paramount advantages of multi-level cache-enabled (MLCE) networks is pushing contents proximity to the network edge and proactively caching them at multiple transmitters (i.e., small base-stations (SBSs), unmanned aerial vehicles…

Information Theory · Computer Science 2021-02-09 Mohammed S. Al-Abiad , Md. Zoheb Hassan , Md. Jahangir Hossain

Multi-band operation in wireless networks can improve data rates by leveraging the benefits of propagation in different frequency ranges. Distinctive beam management procedures in different bands complicate band assignment because they…

Signal Processing · Electrical Eng. & Systems 2023-08-28 Dohyun Kim , Miguel R. Castellanos , Robert W. Heath

Heterogeneity in wireless network architectures (i.e., the coexistence of 3G, LTE, 5G, WiFi, etc.) has become a key component of current and future generation cellular networks. Simultaneous aggregation of each client's traffic across…

Networking and Internet Architecture · Computer Science 2019-06-04 Ehsan Aryafar , Alireza Keshavarz-Haddad , Carlee Joe-Wong

In the modern era, cellular communication consumers are exponentially increasing as they find the system more user-friendly. Due to enormous users and their numerous demands, it has become a mandate to make the best use of the limited radio…

Networking and Internet Architecture · Computer Science 2015-10-15 Mostafa Zaman Chowdhury , Mohammad Arif Hossain , Shakil Ahmed , Yeong Min Jang

This paper introduces the Hybrid Architecture of Dynamic Spectrum Allocation in the hierarchical network combining centralized and distributed architecture to get optimum allocation of radio resources. It can limit the interference by…

Networking and Internet Architecture · Computer Science 2016-12-20 Himanshu Agrawal , Krishna Asawa

Faced with increasing network traffic demands, cell dense deployment is one of significant means to utilize spectrum resources efficiently to improve network capacity. Multi-hop integrated access and backhaul (IAB) architectures have…

Neural and Evolutionary Computing · Computer Science 2025-04-07 Shuaifeng Zhang

In this paper, we provide joint subcarrier assignment and power allocation schemes for quality-of-service (QoS)-constrained energy-efficiency (EE) optimization in the downlink of an orthogonal frequency division multiple access…

Information Theory · Computer Science 2016-11-01 Jie Tang , Daniel K. C. So , Emad Alsusa , Khairi Ashour Hamdi , Arman Shojaeifard , Kai-Kit Wong

Relay-enabled backscatter communication (BC) is an intriguing paradigm to alleviate energy shortage and improve throughput of Internet-of-Things (IoT) devices. Most of the existing works focus on the resource allocation that considered the…

Information Theory · Computer Science 2023-07-27 Rui Xu , Liqin Shi , Yinghui Ye , Haijian Sun , Gan Zheng

Demand response represents a significant but largely untapped resource that can greatly enhance the flexibility and reliability of power systems. This paper proposes a hierarchical control framework to facilitate the integrated coordination…

Optimization and Control · Mathematics 2017-01-10 Di Wu , Jianming Lian , Yannan Sun , Tao Yang , Jacob Hansen

Stochastic network optimization problems entail finding resource allocation policies that are optimum on an average but must be designed in an online fashion. Such problems are ubiquitous in communication networks, where resources such as…

Optimization and Control · Mathematics 2018-05-09 Amrit S. Bedi , Ketan Rajawat

Caching at small base stations (SBSs) has demonstrated significant benefits in alleviating the backhaul requirement in heterogeneous cellular networks (HetNets). While many existing works focus on what contents to cache at each SBS, an…

Information Theory · Computer Science 2016-11-15 Bo Zhou , Ying Cui , Meixia Tao

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…

We optimize the throughput of a single cell multiuser orthogonal frequency division multiplexing system with proportional data rate fairness among the users. The concept is to support mobile users with different levels of service. The…

Information Theory · Computer Science 2016-04-08 Mirza Golam Kibria , Shan Lin

We consider the problems of user selection and power control in wireless interference networks, comprising multiple access points (APs) communicating with a group of user equipment devices (UEs) over a shared wireless medium. To achieve a…

Signal Processing · Electrical Eng. & Systems 2023-03-16 Navid NaderiAlizadeh , Mark Eisen , Alejandro Ribeiro

A Heterogeneous Network (HetNet) comprises of multiple Radio Access Technologies (RATs) allowing a user to associate with a specific RAT and steer to other RATs in a seamless manner. To cope up with the unprecedented growth of data traffic,…

Networking and Internet Architecture · Computer Science 2017-05-23 Arghyadip Roy , Prasanna Chaporkar , Abhay Karandikar

The growing adoption of Electric Buses (EBs) represents a significant step toward sustainable development. By utilizing Internet of Things (IoT) systems, charging stations can autonomously determine charging schedules based on real-time…

Machine Learning · Computer Science 2025-05-16 Jiaju Qi , Lei Lei , Thorsteinn Jonsson , Dusit Niyato

The low-altitude Internet of Things (IoT), supported by unmanned aerial vehicles (UAVs), provides ground sensing networks with advanced real-time monitoring and data collection. To maximize data collection volume from distributed IoT nodes,…

Computational Engineering, Finance, and Science · Computer Science 2026-05-25 Zhenjia Xu , Xiaoling Zhang , Nan Qi , Guangxu Zhu , Xiaojie Li , Luliang Jia

3GPP LTE-Advanced has started a new study item to investigate Heterogeneous Network (HetNet) deployments as a cost effective way to deal with the unrelenting traffic demand. HetNets consist of a mix of macrocells, remote radio heads, and…

Networking and Internet Architecture · Computer Science 2015-03-19 David Lopez-Perez , Ismail Guvenc , Guillaume de la Roche , Marios Kountouris , Tony Q. S. Quek , Jie Zhang

This paper studies the problem of robustly optimal operation control of microgrids with a high share of renewable energy sources. The main goal is to ensure optimal operation under a wide range of circumstances, given the highly…

Optimization and Control · Mathematics 2025-12-10 Ujjwal Pratap , Steffen Hofmann