MIMO Systems and Smart Antennas
Research on multiple antennas to increase capacity and spectral efficiency in wireless networks.
laszlon@ufca: ~
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Prof. Laszlon R. Costa
Professor / Researcher
Federal University of Cariri (UFCA) · Technology and Engineering
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Professor at the Federal University of Cariri (UFCA) and Coordinator of the Technological Innovation Core (NIT/PRPI). Holds a Ph.D. in Teleinformatics Engineering from the Federal University of Ceará (UFC), with a research period at Technische Universität Darmstadt, Germany. With solid experience in both academia and the tech industry, his research focuses on Radio Access Networks (RAN) for 5G/6G, Radio Resource Management (RRM), hybrid beamforming, O-RAN, and massive MIMO. He is an active reviewer for international conferences and journals, and holds international patents in mobile telecommunications.
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Center for Science and Technology (CCT)Federal University of Cariri (UFCA)Juazeiro do Norte, CE, Brazil
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ON AIR5G NR6GO-RANMassive MIMOBeamformingRRM
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Research Interests
Wireless communications for 5G/6G mobile networks
Radio Resource Management and Optimization
Development of algorithms for efficient radio resource allocation in high-demand environments.
Open RAN and Disaggregated Networks
Study and implementation of open and intelligent architectures for future mobile networks.
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Experience
Academia and industry
- 2025 - PresentACTIVE
Professor
Federal University of Cariri (UFCA)
Professor in the Computer Science and Materials Engineering programs, teaching courses such as Concurrent Programming, Compilers, and Wireless Networks. Also serves as Coordinator of the Technological Innovation Core (NIT/PRPI) since 2026.
- 2024 - 2025
IT Project Manager
Instituto Atlântico
Management of IT projects and software development teams.
- 2022 - 2024
Systems Analyst
Instituto Atlântico
Development of technological solutions and requirements analysis for innovation projects.
- 2021 - 2022
Postdoctoral Researcher
Federal University of Ceará (UFC)
Researcher in the project 'Initial and Integrated Cellular Access to the Transport Network for Next Generation Wireless Systems' in partnership with Ericsson.
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Teaching
Courses taught at UFCA, by semester
Current semester
2026.2
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Compilers
Computer Science
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Concurrent Programming
Computer Science
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Object-Oriented Programming
Computational Mathematics
2026.1
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Introduction to Programming
Computational Mathematics
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Computational Programming
Materials Engineering
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Wireless Networks
Computer Science
2025.2
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Compilers
Computer Science
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Concurrent Programming
Computer Science
2025.1
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Introduction to Programming
Computational Mathematics
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Computational Programming
Materials Engineering
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Patents
International patents in mobile telecommunications
WO2025080175
2023
Angle of Arrival Estimation in a Wireless Communication System
WIPO
I. M. Guerreiro, Laszlon R. Costa, M. G. Santo, E. Karipidis, F. Athley
US20250062815A1
2021
UE-Side Beam Selection Procedure
United States
I. M. Guerreiro, Laszlon R. Costa, A. Landstrom, A. Simonsson
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Selected Publications
Journal and conference papers
2025
AoA Estimation in Dual-Polarization Virtual Sub-Arrays for Analog Beam Refinement
Journal of Communication and Information Systems
Michel Gonzaga dos Santos, Laszlon Costa, Igor Moaco Guerreiro, Fredrik Athley
2025
Network Performance Evaluation of a Sub-THz Downlink System Operating Under Dynamic DTX
IEEE Transactions on Vehicular Technology
Ezequias M. S. de Santana, Igor Moaco Guerreiro, Laszlon Costa, Anders Landström, Arne Simonsson
2020
Interference Mitigation for Dynamic TDD Networks Employing Sounding Signals
Journal of Communication and Information Systems
Darlan Cavalcante Moreira, Laszlon Costa, Yuri C. B. Silva, Igor Moaco Guerreiro
2019
Beam Allocation based on Spatial Compatibility for Hybrid Beamforming C-RAN Networks
WSA 2019: 23rd International ITG Workshop on Smart Antennas
Laszlon Costa, Yuri C. B. Silva, Francisco Rafael Marques Lima, Anja Klein
2019
Radio resource allocation in multi-cell and multi-service mobile network based on QoS requirements
Computer Communications
Laszlon Costa, Francisco Rafael Marques Lima, Yuri C. B. Silva, F. Rodrigo P. Cavalcanti
2018
User Grouping Based on Spatial Compatibility for Dynamic-TDD Cooperative Networks
2018 IEEE Global Communications Conference (GLOBECOM)
Laszlon Costa, Darlan Cavalcante Moreira, Yuri C. B. Silva, Walter da Cruz Freitas Jr., Francisco Rafael Marques Lima
2016
Solução Ótima para Alocação de Recursos de Rádio com Restrições de QoS em Sistemas Multicelulares com Múltiplos Serviços
XXXIV Simpósio Brasileiro de Redes de Computadores e Sistemas Distribuídos
Laszlon Costa, Francisco Rafael Marques Lima, Yuri C. B. Silva, F. Rodrigo P. Cavalcanti
2016
Interference Mitigation Based on Precoded SRS
2016 IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM)
Laszlon Costa, Darlan Cavalcante Moreira, Sara Sandberg, Arne Simonsson, Yuri C. B. Silva
2016
SDMA Group Selection for Reduced Computational Complexity on MU MIMO Systems
XXXIV Simpósio Brasileiro de Redes de Computadores e Sistemas Distribuídos
Laszlon Costa, Francisco Rafael Marques Lima, Tarcisio Ferreira Maciel, Yuri C. B. Silva, F. Rodrigo P. Cavalcanti
2013
Desenvolvimento de interface didática para uso da placa de aquisição de dados NIDAQ USB 6009 em ambiente Scilab
XLI Congresso Brasileiro de Educação em Engenharia
Laszlon Costa, Wilkley Bezerra Correia, Vandilberto Pereira Pinto, Rômulo Nunes de Carvalho Almeida