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This paper investigates joint user pairing, power and time slot duration allocation in the uplink multiple-input single-output (MISO) multi-user cooperative rate-splitting multiple access (C-RSMA) networks in half-duplex (HD) mode. We…

Signal Processing · Electrical Eng. & Systems 2024-09-05 Shreya Khisa , Mohamad Elhattab , Chadi Assi , Sanaa Sharafeddine

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

Energy harvesting and physical-layer security in wireless networks are of great significance. In this paper, we study the simultaneous wireless information and power transfer (SWIPT) in downlink orthogonal frequency-division multiple access…

Information Theory · Computer Science 2014-09-15 Meng Zhang , Yuan Liu , Suili Feng

This paper examines a CoMP system where multiple base-stations (BS) employ coordinated beamforming to serve multiple mobile-stations (MS). Under the dynamic point selection mode, each MS can be assigned to only one BS at any time. This work…

Information Theory · Computer Science 2016-11-09 Duy H. N. Nguyen , Long B. Le , Tho Le-Ngoc

The concept of sensor networks (WSNs) has become an important component of the recently proposed cyber-physical systems (CPSs) and Internet of Things which can connect the physical world with embedded software systems. Energy- harvesting…

Signal Processing · Electrical Eng. & Systems 2018-06-22 Peng Hu

Real-time end-to-end task scheduling in networked control systems (NCSs) requires the joint consideration of both network and computing resources to guarantee the desired quality of service (QoS). This paper introduces a new model for…

Networking and Internet Architecture · Computer Science 2022-10-21 Peng Wu , Chenchen Fu , Tianyu Wang , Minming Li , Yingchao Zhao , Chun Jason Xue , Song Han

This study focuses on the optimization of a single-cell multi-user multiple-input multiple-output (MIMO) system with multiple large-size reconfigurable intelligent surfaces (RISs). The overall transmit power is minimized by optimizing the…

Information Theory · Computer Science 2024-10-08 Silvia Palmucci , Giulio Bartoli , Andrea Abrardo , Marco Moretti , Marco Di Renzo

Cyber-Physical Systems (CPSs) are increasingly important in critical areas of our society such as intelligent power grids, next generation mobile devices, and smart buildings. CPS operation has characteristics including considerable…

Cryptography and Security · Computer Science 2020-04-02 Jose Moura , David Hutchison

One main goal of 5G-and-beyond systems is to simultaneously serve many users, each having a requested spectral efficiency (SE), in an energy-efficient way. The network capacity cannot always satisfy all the SE requirements, for example,…

Information Theory · Computer Science 2020-06-16 Trinh Van Chien , Emil Björnson , Hien Quoc Ngo

In this paper, we consider a cyber-physical manufacturing system (CPMS) scenario containing physical components (robots, sensors, and actuators), operating in a digitally connected, constrained environment to perform industrial tasks. The…

Systems and Control · Electrical Eng. & Systems 2022-05-31 Efe C. Balta , Mohammad H. Mamduhi , John Lygeros , Alisa Rupenyan

Energy efficiency is a key requirement for the Internet of Things, as many sensors are expected to be completely stand-alone and able to run for years without battery replacement. Data compression aims at saving some energy by reducing the…

Information Theory · Computer Science 2016-09-30 Chiara Pielli , Alessandro Biason , Andrea Zanella , Michele Zorzi

In this paper, we study the optimal design for simultaneous wireless information and power transfer (SWIPT) in downlink multiuser orthogonal frequency division multiplexing (OFDM) systems. For information transmission, we consider two types…

Information Theory · Computer Science 2014-02-14 Xun Zhou , Rui Zhang , Chin Keong Ho

In this paper, we study the simultaneous wireless information and power transfer (SWIPT) in downlink multiuser orthogonal frequency-division multiple access (OFDMA) systems, where each user applies power splitting scheme to coordinate the…

Information Theory · Computer Science 2015-09-16 Meng Zhang , Yuan Liu

In this paper, we consider the (global and sum) energy efficiency optimization problem in downlink multi-input multi-output multi-cell systems, where all users suffer from multi-user interference. This is a challenging problem due to…

Optimization and Control · Mathematics 2019-09-04 Yang Yang , Marius Pesavento , Symeon Chatzinotas , Björn Ottersten

In this paper, we investigate joint resource allocation and power control mechanisms for two-cell networks, where each cell has some sub-channels which should be allocated to some users. The main goal persuaded in the current work is…

Information Theory · Computer Science 2018-05-08 Ata Khalili , Soroush Akhlaghi , Meysam Mirzaee

In this paper, we consider the problem of power efficient uplink scheduling in a Time Division Multiple Access (TDMA) system over a fading wireless channel. The objective is to minimize the power expenditure of each user subject to…

Networking and Internet Architecture · Computer Science 2007-10-08 Nitin Salodkar , Abhay Karandikar , Vivek S. Borkar

The synthesis problem of a cyber-physical system (CPS) is to find an input signal under which the system's behavior satisfies a given specification. Our setting is that the specification is a formula of signal temporal logic, and…

Systems and Control · Electrical Eng. & Systems 2021-02-11 Sota Sato , Masaki Waga , Ichiro Hasuo

Cyber-physical systems (CPSs) facilitate the integration of physical entities and cyber infrastructures through the utilization of pervasive computational resources and communication units, leading to improved efficiency, automation, and…

Systems and Control · Electrical Eng. & Systems 2024-02-19 Zirui Liao , Jian Shi , Yuwei Zhang , Shaoping Wang , Zhiyong Sun

In precision agriculture, integrating advanced technologies is crucial for optimizing plant growth and health monitoring. Cyber-physical system (CPS) platforms tailored to specific agricultural environments have emerged, but the diversity…

Systems and Control · Electrical Eng. & Systems 2024-10-10 Pawan Kumar , Hokeun Kim

In this paper, we consider maximizing the sum-rate in the uplink of a multi-cell OFDMA network. The problem has a non-convex combinatorial structure and is known to be NP hard. Due to the inherent complexity of implementing the optimal…

Optimization and Control · Mathematics 2011-09-22 Hina Tabassum , Zaher Dawy , Mohamed Slim Alouini