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Visible spectrum is an emerging frontier in wireless communications for enhancing connectivity and safety in vehicular environments. The vehicular visible light communication (VVLC) system is a key feature in leveraging existing…

Information Theory · Computer Science 2025-08-25 Geonho Han , Hyuckjin Choi , Hyesang Cho , Jeong Hyeon Han , Ki Tae Nam , Junil Choi

In this paper, we discuss the computation of weighted max-min rate allocation using joint TDM/FDM strategies under a PSD mask constraint. We show that the weighted max-min solution allocates the rates according to a predetermined rate ratio…

Networking and Internet Architecture · Computer Science 2010-08-10 Ephi Zehavi , Amir Leshem , Ronny Levanda , Zhu Han

This applied research article explores the application of Mixed-Integer Linear Programming (MILP) to address line-balancing challenges in the garment industry, focusing on optimizing production processes under multiple constraints. By…

Optimization and Control · Mathematics 2025-04-10 Ray Wai Man Kong , Ding Ning , Theodore Ho Tin Kong

This paper studies a novel approach for successive interference cancellation (SIC) ordering and beamforming in a multiple antennas non-orthogonal multiple access (NOMA) network with multi-carrier multi-user setup. To this end, we formulate…

Signal Processing · Electrical Eng. & Systems 2021-05-19 Abolfazl Zakeri , Ata Khalili , Mohammad Reza Javan , Nader Mokari , Eduard A Jorswieck

Diffusion models are vastly used in generative AI, leveraging their capability to capture complex data distributions. However, their potential remains largely unexplored in the field of resource allocation in wireless networks. This paper…

Systems and Control · Electrical Eng. & Systems 2024-07-23 Amirhassan Babazadeh Darabi , Sinem Coleri

In this paper, we consider a cognitive indoor visible light communications (VLC) system, comprised of multiple access points serving primary and secondary users through the orthogonal frequency division multiple access method. A cognitive…

Information Theory · Computer Science 2017-03-01 Marwan Hammouda , Jürgen Peissig , Anna Maria Vegni

In this paper we analyze the performance of single stream and multi-stream spatial multiplexing (SM) systems employing opportunistic scheduling in the presence of interference. In the proposed downlink framework, every active user reports…

Information Theory · Computer Science 2013-07-16 Kiran Kuchi

The limited modulation bandwidth of the light emitting diodes (LEDs) presents a challenge in the development of practical high-data-rate visible light communication (VLC) systems. In this paper, a novel adaptive coded probabilistic shaping…

Information Theory · Computer Science 2024-02-22 Amanat Kafizov , Ahmed Elzanaty , Mohamed-Slim Alouini

An analytical framework for minimizing the outage probability of a coded spatial multiplexing system while keeping the rate close to the capacity is developed. Based on this framework, specific strategies of optimum power and rate…

Information Theory · Computer Science 2009-02-03 Victoria Kostina , Sergey Loyka

Most existing work on adaptive allocation of subcarriers and power in multiuser orthogonal frequency division multiplexing (OFDM) systems has focused on homogeneous traffic consisting solely of either delay-constrained data (guaranteed…

Networking and Internet Architecture · Computer Science 2016-11-15 Meixia Tao , Ying-Chang Liang , Fan Zhang

This paper extends our previous work in [1],[2], on optimal scheduling of autonomous vehicle arrivals at intersections, from one to a grid of intersections. A scalable distributed Mixed Integer Linear Program (MILP) is devised that solves…

Systems and Control · Electrical Eng. & Systems 2020-07-15 Faraz Ashtiani , S. Alireza Fayazi , Ardalan Vahidi

It is known that fiber nonlinearities induce crosstalk in a wavelength division multiplexed (WDM) system, which limits the capacity of such systems as the transmitted signal power is increased. A network user in a WDM system is an entity…

Information Theory · Computer Science 2022-06-07 Viswanathan Ramachandran , Gabriele Liga , Astrid Barreiro , Alex Alvarado

In this paper, we investigate resource allocation algorithm design for full-duplex (FD) cognitive radio systems. The secondary network employs a FD base station for serving multiple half-duplex downlink and uplink users simultaneously. We…

Information Theory · Computer Science 2016-02-23 Yan Sun , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

We address the optimization of the sum rate performance in multicell interference-limited singlehop networks where access points are allowed to cooperate in terms of joint resource allocation. The resource allocation policies considered…

Information Theory · Computer Science 2007-09-19 David Gesbert , Marios Kountouris

Resource allocation in wireless networks, such as device-to-device (D2D) communications, is usually formulated as mixed integer nonlinear programming (MINLP) problems, which are generally NP-hard and difficult to get the optimal solutions.…

Information Theory · Computer Science 2020-12-22 Mengyuan Lee , Guanding Yu , Geoffrey Ye Li

Integrated sensing and communication (ISAC) technology is crucial for next-generation underwater networks. However, covering multiple users and targets and balancing sensing and communication performance in complex underwater acoustic (UWA)…

Networking and Internet Architecture · Computer Science 2025-12-16 Wei Men , Longfei Zhao , Yong Liang Guan , Xiangwang Hou , Yong Ren , Dusit Niyato

In this letter, we investigate the resource allocation for downlink multi-cell coordinated OFDMA wireless networks, in which power allocation and subcarrier scheduling are jointly optimized. Aiming at maximizing the weighted sum of the…

Information Theory · Computer Science 2012-09-18 Zesong Fei , Shuo Li , Chengwen Xing , Yiqing Zhou , Jingming Kuang

The massive deployment of light-emitting diode (LED) lightning infrastructure has opened the opportunity to reuse it as visible light communication (VLC) to leverage the current RF spectrum crisis in indoor scenarios. One of the main…

Information Theory · Computer Science 2020-04-20 Francisco J. Escribano , José Sáez-Landete , Alexandre Wagemakers

Real-world wireless transmitter front-ends exhibit certain nonlinear behavior, e.g., signal clipping by a Power Amplifier (PA). Although many resource allocation solutions do not consider this for simplicity, it leads to inaccurate results…

Signal Processing · Electrical Eng. & Systems 2025-12-05 Siddarth Marwaha , Pawel Kryszkiewicz , Eduard Jorswieck

Effective resource management plays a pivotal role in wireless networks, which, unfortunately, results in challenging mixed-integer nonlinear programming (MINLP) problems in most cases. Machine learning-based methods have recently emerged…

Signal Processing · Electrical Eng. & Systems 2019-05-17 Yifei Shen , Yuanming Shi , Jun Zhang , Khaled B. Letaief