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This paper treats an optimal scheduling problem of control nodes in networked systems. We newly introduce both the L0 and l0 constraints on control inputs to extract a time-varying small number of effective control nodes. As the cost…

Optimization and Control · Mathematics 2021-08-31 Takuya Ikeda , Kazunori Sakurama , Kenji Kashima

The constantly increasing demand for interactive broadband satellite communications is driving current research to explore novel system architectures that reuse frequency in a more aggressive manner. To this end, the topic of dual satellite…

Information Theory · Computer Science 2012-11-27 Dimitrios Christopoulos , Symeon Chatzinotas , Bjorn Ottersten

This paper proposes to extend the discrete Verhulst power equilibrium approach, previously suggested in [1], to the power-rate optimal allocation problem. Multirate users associated to different types of traffic are aggregated to distinct…

Computational Engineering, Finance, and Science · Computer Science 2010-12-23 Lucas Dias H. Sampaio , Moisés F. Lima , Mario Lemes Proença , Taufik Abrão

In this paper, we introduce a novel approach for power allocation in cellular networks. In our model, we use sigmoidal-like utility functions to represent different users' modulation schemes. Each utility function is a representation of the…

Networking and Internet Architecture · Computer Science 2015-10-07 Ahmed Abdelhadi , Awais Khawar , T. Charles Clancy

To cope with the ever increasing demand for bandwidth, future wireless networks will be designed with reuse distance equal to one. This scenario requires the implementation of techniques able to manage the strong multiple access…

Information Theory · Computer Science 2013-10-18 Ying Yang , Marco Moretti , Wenxiang Dong , Weidong Wang

In this paper, we focus on the scheduling problem in multi-channel wireless networks, e.g., the downlink of a single cell in fourth generation (4G) OFDM-based cellular networks. Our goal is to design practical scheduling policies that can…

Networking and Internet Architecture · Computer Science 2014-03-25 Bo Ji , Gagan R. Gupta , Manu Sharma , Xiaojun Lin , Ness B. Shroff

In this work, we address the delay optimal scheduling problem for wireless transmission with fixed modulation over multi-state fading channels. We propose a stochastic scheduling policy which schedules the source to transmit with…

Information Theory · Computer Science 2015-09-18 Juan Liu , Wei Chen , Khaled B. Letaief

This paper presents a convex reformulation of a nonlinear constrained optimization problem for Markov decision processes, and applies the technical findings to optimal control problems for an ensemble of thermostatically controlled loads…

Systems and Control · Electrical Eng. & Systems 2019-08-27 Emilio Benenati , Marcello Colombino , Emiliano Dall'Anese

Upcoming large satellite constellations and the advent of tighter steerable beams will offer unprecedented flexibility. This new flexibility will require resource management strategies to be operated in high-dimensional and dynamic…

Computational Engineering, Finance, and Science · Computer Science 2022-04-28 Juan Jose Garau-Luis , Sergi Aliaga , Guillem Casadesus , Nils Pachler , Edward Crawley , Bruce Cameron

Wireless devices need to adapt their transmission power according to the fluctuating wireless channel in order to meet constraints of delay sensitive applications. In this paper, we consider delay sensitivity in the form of strict packet…

Information Theory · Computer Science 2018-09-21 Emmanouil Fountoulakis , Nikolaos Pappas , Qi Liao , Anthony Ephremides , Vangelis Angelakis

As a typical approach of demand response (DR), direct load control (DLC) enables load service entity (LSE) to adjust electricity usage of home-end customers for peak shaving during DLC event. Households are connected in low voltage…

Optimization and Control · Mathematics 2017-05-11 Weiye Zheng , Wenchuan Wu , Boming Zhang , Wanxing Sheng

The availability of satellite communication systems is extremely limited by atmospheric impairments, such as rain (for radio frequencies) and cloud coverage (for optical frequencies). A solution to this problem is the site diversity…

Networking and Internet Architecture · Computer Science 2021-04-30 Christos N. Efrem , Athanasios D. Panagopoulos

This study investigates the trade-off between system stability and offloading cost in collaborative edge computing. While collaborative offloading among multiple edge servers enhances resource utilization, existing methods often overlook…

Networking and Internet Architecture · Computer Science 2025-09-16 Peiyan Yuan , Ming Li , Chenyang Wang , Ledong An , Xiaoyan Zhao , Junna Zhang , Xiangyang Li , Huadong Ma

The cloud datacenter has numerous hosts as well as application requests where resources are dynamic. The demands placed on the resource allocation are diverse. These factors could lead to load imbalances, which affect scheduling efficiency…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-11-07 Sakshi Chhabra , Ashutosh Kumar Singh

The emergence of bandwidth-intensive latency-critical traffic in 5G Networks, such as Virtual Reality, has motivated interest in wireless resource allocation problems for flows with hard-deadlines. Attempting to solve this problem brings…

Networking and Internet Architecture · Computer Science 2020-02-18 Sherif ElAzzouni , Eylem Ekici , Ness Shroff

In a dense Low Earth Orbit (LEO) satellite constellation, using a centralized algorithm for minimum-delay routing would incur significant signaling and computational overhead. In this work, we exploit the deterministic topology of the…

Networking and Internet Architecture · Computer Science 2022-12-08 Pranav S. Page , Kaustubh S. Bhargao , Hrishikesh V. Baviskar , Gaurav S. Kasbekar

Demand Side Management (DSM) strategies are of-ten associated with the objectives of smoothing the load curve and reducing peak load. Although the future of demand side manage-ment is technically dependent on remote and automatic control of…

Systems and Control · Computer Science 2017-06-22 Seyyed Hamid Elyas , Hamidreza Sadeghian , Hayder O. Alwan , Zhifang Wang

In beyond 5G and 6G network scenarios, the use of satellites has been actively discussed for extending target monitoring areas, even for extreme circumstances, where the monitoring functionalities can be realized due to the usage of…

Systems and Control · Electrical Eng. & Systems 2021-08-03 Joongheon Kim , Yunseok Kwak , Soyi Jung , Jae-Hyun Kim

We address the problem of interference management and power control in terms of maximization of a general utility function. For the utility functions under consideration, we propose a power control algorithm based on a fixed-point…

Information Theory · Computer Science 2012-11-13 Ehsan Karamad , Raviraj Adve , Jerry Chow

A novel energy reduction strategy to maximally exploit the dynamic workload variation is proposed for the offline voltage scheduling of preemptive systems. The idea is to construct a fully-preemptive schedule that leads to minimum energy…

Other Computer Science · Computer Science 2011-11-09 Lap-Fai Leung , Chi-Ying Tsui , Xiaobo Sharon Hu
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