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Viewing Publication 1 - 65 from 65

2024

2023

True Time Delay-based Alignment for All-digital Beamforming TransmittersLuís Filipe Almeida, Samuel S. Pereira, Ivo Rodrigues, Ricardo Correia 0003, Miguel V. Drummond, Arnaldo S. R. Oliveira, Nuno Borges Carvalho. rws 2023: 122-124 [doi]

Moving NFV Toward the Antenna Through FPGA-Based Hardware ReconfigurationLuís Filipe Almeida, Samuel S. Pereira, José D. Domingues, Arnaldo S. R. Oliveira, Nuno Borges Carvalho. icl, 27(1):342-346, January 2023. [doi]

Interference-robust waveform for LiDARDaniel Bastos, Bruno Faria, Paulo P. Monteiro, Arnaldo S. R. Oliveira, Miguel V. Drummond. vtc 2023: 1-6 [doi]

Time-Frequency Range Estimation Method for Pulsed LiDARDaniel Bastos, Alexandre Brandão, Abel Lorences-Riesgo, Paulo P. Monteiro, Arnaldo S. R. Oliveira, Dionísio Pereira, Hadi Z. Olyaei, Miguel V. Drummond. tvt, 72(2):1429-1437, February 2023. [doi]

Quantization Effects in a CNN-based Channel EstimatorFábio D. L. Coutinho, Hugerles S. Silva, Petia Georgieva, Arnaldo S. R. Oliveira. rws 2023: 58-60 [doi]

5G O-RAN Potential for Military CommunicationsDiogo C. Marques, Germano G. Capela, Matilde A. Costa, Arnaldo S. R. Oliveira. icmcis 2023: 1-8 [doi]

Improving Coding Efficiency in All-digital TransmittersSamuel S. Pereira, Luís Filipe Almeida, Arnaldo S. R. Oliveira, Nuno Borges Carvalho, Paulo P. Monteiro. rws 2023: 115-117 [doi]

Scalable Resource Optimized LUT-Based All-Digital TransmitterSamuel Santos Pereira, Luís Filipe Almeida, Rui Fiel Cordeiro, Arnaldo S. R. Oliveira, Paulo P. Monteiro, Nuno Borges Carvalho. tcasI, 70(8):3212-3220, 2023. [doi]

Frequency-Agile Real-Time All-Digital Transmitter With 1 GHz of BandwidthSamuel Santos Pereira, Luís Filipe Almeida, Daniel C. Dinis, Arnaldo S. R. Oliveira, Paulo P. Monteiro, Nuno Borges Carvalho. tcasII, 70(8):2844-2848, August 2023. [doi]

2022

Dataset: Mobility Patterns of a Coastal Area Using Traffic Classification RadarsJoaquim Ferreira 0001, Rui L. Aguiar, José Alberto Fonseca, João Almeida 0002, João Paulo Barraca, Diogo Gomes 0001, Arnaldo S. R. Oliveira, João Rufino, Fernando Braz, Pedro Gonçalves. data, 7(7):97, 2022. [doi]

Indoor Near-Field Impact in the RADAR Signals for 6G Mobile Networks IntegrationDaniel Filipe Albuquerque, Beatriz Cruz, Carolina Gouveia, Vitor Coelho, Pedro Pinho, João Nuno Matos, Arnaldo S. R. Oliveira, Nuno Borges Carvalho. csndsp 2022: 310-313 [doi]

CNN-based Algorithm for Joint Channel and Phase Noise Estimation in OFDM Relay SystemsFábio D. L. Coutinho, Hugerles S. Silva, Petia Georgieva, Arnaldo S. R. Oliveira. latincom 2022: 1-6 [doi]

5G cascaded channel estimation using convolutional neural networksFábio D. L. Coutinho, Hugerles S. Silva, Petia Georgieva, Arnaldo S. R. Oliveira. dsp, 126:103483, 2022. [doi]

On the BEP and Outage Probability Under Cascaded Double Correlated $\eta$-$\mu$ Fading ChannelsWamberto J. L. Queiroz, Hugerles S. Silva, Higo T. P. Silva, Danilo Brito Teixeira de Almeida, Arnaldo S. R. Oliveira, Francisco Madeiro. tvt, 71(2):1132-1144, 2022. [doi]

α-F fading and non-Gaussian noise channelsHugerles S. Silva, Guilherme B. L. C. Lourenço, Wamberto J. L. Queiroz, Leonardo Aguayo, Iguatemi E. Fonseca, Arnaldo S. R. Oliveira. dsp, 123:103445, 2022. [doi]

Capacity analysis of shadowed Beaulieu-Xie fading channelsHugerles S. Silva, Danilo Brito Teixeira de Almeida, Wamberto J. L. Queiroz, Higo T. P. Silva, Iguatemi E. Fonseca, Arnaldo S. R. Oliveira, Francisco Madeiro. dsp, 122:103367, 2022. [doi]

On the Sum of α-F and Double α-F VariatesWith Application to MRC and RISHugerles S. Silva, Guilherme B. L. C. Lourenço, Wamberto J. L. Queiroz, Arnaldo S. R. Oliveira, Francisco Madeiro, Osamah S. Badarneh, Ugo Silva Dias, Rausley A. A. de Souza. icl, 26(12):2894-2898, 2022. [doi]

On the Statistics of the Maximum of α-F Variates and Their ApplicationsHugerles S. Silva, Guilherme B. L. C. Lourenço, Wamberto J. L. Queiroz, Arnaldo S. R. Oliveira, Francisco Madeiro, Osamah S. Badarneh. wcl, 11(4):831-835, 2022. [doi]

2021

Towards the Flexible and Efficient Implementation of the 5G-NR RAN Physical LayerFábio D. L. Coutinho, José D. Domingues, Pedro M. C. Marques, Samuel S. Pereira, Hugerles S. Silva, Arnaldo S. R. Oliveira. rws 2021: 130-132 [doi]

Software-Defined Radio Enabled Cloud Radio Access Network Implementation Using OpenAirInterfaceAkeem O. Mufutau, Fernando P. Guiomar, Arnaldo S. R. Oliveira, Paulo P. Monteiro. wpc, 121(2):1233-1253, 2021. [doi]

Beaulieu-Xie Phase-Envelope Joint and Bivariate DistributionsHugerles S. Silva, Danilo Brito Teixeira de Almeida, Wamberto J. L. Queiroz, Higo T. P. Silva, Arnaldo S. R. Oliveira, Francisco Madeiro. icl, 25(5):1453-1457, 2021. [doi]

Detection, Classification and Location of Sources of Partial Discharges Using the Radiometric Method: Trends, Challenges and Open IssuesGeorge Victor Rocha Xavier, Hugerles S. Silva, Edson Guedes da Costa, Alexandre Jean René Serres, Nuno Borges Carvalho, Arnaldo S. R. Oliveira. access, 9:110787-110810, 2021. [doi]

2020

MPSoC Fast Prototyping of a Reconfigurable DU Downlink Transmission Chain for 5G New RadioJosé Domingues, Fábio D. L. Coutinho, Pedro M. C. Marques, Samuel S. Pereira, Hugerles S. Silva, Arnaldo S. R. Oliveira. rsp 2020: 1-7 [doi]

Bringing Students and Companies together by means of Project DevelopmentPedro Fonseca, Susana Sargento, Arnaldo S. R. Oliveira. educon 2020: 504-511 [doi]

Demonstration of a hybrid optical fiber-wireless 5G fronthaul coexisting with end-to-end 4G networksAkeem O. Mufutau, Fernando P. Guiomar, Marco A. Fernandes, Abel Lorences-Riesgo, Arnaldo S. R. Oliveira, Paulo P. Monteiro. jocnet, 12(3):72-78, 2020. [doi]

When Backscatter Communication Meets Vehicular Networks: Boosting Crosswalk AwarenessFelisberto Pereira, Arnaldo S. R. Oliveira, Nuno Borges Carvalho, Hugo Sampaio, Ricardo Chaves, Ricardo Correia 0003, Miguel Luís, Susana Sargento, Marina Jordão, Luís Almeida 0001, Carlos R. Senna. access, 8:34507-34521, 2020. [doi]

μ fading channelsWamberto J. L. Queiroz, Hugerles S. Silva, Danilo Brito Teixeira de Almeida, Arnaldo S. R. Oliveira, Francisco Madeiro. dsp, 107:102870, 2020. [doi]

Cascaded Double Beaulieu-Xie Fading ChannelsHugerles S. Silva, Danilo Brito Teixeira de Almeida, Wamberto J. L. Queiroz, Iguatemi E. Fonseca, Arnaldo S. R. Oliveira, Francisco Madeiro. icl, 24(10):2133-2136, 2020. [doi]

2018

2017

Poster: Medium Guardian - the Bus Guardian Concept Applied to Wireless Communications SystemsJoão Almeida, Joaquim Ferreira, Arnaldo S. R. Oliveira. ewsn 2017: 194-195 [doi]

Fail silence mechanism for dependable vehicular communicationsJoão Almeida, Joaquim Ferreira 0001, Arnaldo S. R. Oliveira. ijhpcn, 10(6):534-545, 2017. [doi]

Improving the performance of all-digital transmitter based on parallel delta-sigma modulators through propagation of state registersDaniel C. Dinis, Rui Fiel Cordeiro, Arnaldo S. R. Oliveira, José M. N. Vieira, Tomas O. Silva. mwscas 2017: 1133-1137 [doi]

An architecture for a learning-based autonomic decision systemCarlos Ferreira, Susana Sargento, Arnaldo S. R. Oliveira. jocs, 22:268-282, 2017. [doi]

A flexible physical layer and fronthaul research testbed for C-RANJorge Santos, Daniel C. Dinis, Diogo Riscado, Gustavo Anjos, Daniel Belo, Arnaldo S. R. Oliveira, Paulo Monteiro, Nuno Borges Carvalho. mam, 52:480-490, 2017. [doi]

2016

Mitigating adjacent channel interference in vehicular communication systemsJoão Almeida 0002, Muhammad Alam 0002, Joaquim Ferreira 0001, Arnaldo S. R. Oliveira. dcan, 2(2):57-64, 2016. [doi]

Timing analysis of an active replication scheme for the road side units of vehicular networksJoão Almeida, Muhammad Alam, Joaquim Ferreira, Arnaldo S. R. Oliveira. iecon 2016: 4719-4724 [doi]

An RSU Replication Scheme for Dependable Wireless Vehicular NetworksJoão Almeida, Joaquim Ferreira, Arnaldo S. R. Oliveira. edcc 2016: 229-240 [doi]

All-Digital Transmitter With a Mixed-Domain Combination FilterRui Fiel Cordeiro, Arnaldo S. R. Oliveira, José M. N. Vieira. tcas, 63-II(1):4-8, 2016. [doi]

Towards an all-digital antenna array transmitterDaniel C. Dinis, Rui Fiel Cordeiro, Arnaldo S. R. Oliveira, José M. N. Vieira. fpl 2016: 1-2 [doi]

Automatic accident detection with multi-modal alert system implementation for ITSBruno Fernandes, Muhammad Alam, Vitor Gomes, Joaquim Ferreira, Arnaldo S. R. Oliveira. vcomm, 3:1-11, 2016. [doi]

Learning-based Autonomic Decision System for bandwidth-aware routingCarlos Ferreira, Susana Sargento, Arnaldo S. R. Oliveira. ISCC 2016: 56-63 [doi]

All-digital transceivers - Recent advances and trendsAndre Prata, Rui Fiel Cordeiro, Daniel C. Dinis, Arnaldo S. R. Oliveira, José M. N. Vieira, Nuno Borges Carvalho. icecsys 2016: 233-236 [doi]

2015

Reliable Delivery of Safety Messages in Infrastructure Based Vehicular NetworksJoão Almeida, Muhammad Alam, Bruno Fernandes, Muhammad Awais Khan, Arnaldo S. R. Oliveira, Joaquim Ferreira. itsc 2015: 244-249 [doi]

FPGA-based all-digital software defined radio system demonstrationRui Fiel Cordeiro, Andre Prata, Arnaldo S. R. Oliveira, Nuno Borges Carvalho, José M. N. Vieira. fpl 2015: 1 [doi]

FPGA-based all-digital transmittersRui Fiel Cordeiro, Arnaldo S. R. Oliveira, José M. N. Vieira. fpl 2015: 1-2 [doi]

Supporting Deterministic Medium Access Control in Wireless Vehicular CommunicationsCristóvão Cruz, Joaquim Ferreira, Arnaldo S. R. Oliveira. vtc 2015: 1-5 [doi]

High spectral efficient and flexible multicarrier D-RoF modem using up to 1024-QAM modulation formatSérgio Julião, Reginaldo B. Nunes, Diogo Viana, Paulo Jesus, Nelson Silva, Arnaldo S. R. Oliveira, Paulo P. Monteiro. ecoc 2015: 1-3 [doi]

Mobile fronthaul RoF transceivers for C-RAN applicationsPaulo P. Monteiro, Diogo Viana, Joao da Silva, Diogo Riscado, Miguel V. Drummond, Arnaldo S. R. Oliveira, Nelson Silva, Paulo Jesus. icton 2015: 1-4 [doi]

An Agile and Wideband All-Digital SDR Receiver for 5G Wireless CommunicationsAndre Prata, Arnaldo S. R. Oliveira, Nuno Borges Carvalho. dsd 2015: 146-151 [doi]

FPGA-based all-digital Software Defined Radio receiverAndre Prata, Arnaldo S. R. Oliveira, Nuno Borges Carvalho. fpl 2015: 1-2 [doi]

A Flexible Research Testbed for C-RANDiogo Riscado, Jorge Santos, Daniel Dinis, Gustavo Anjos, Daniel Belo, Nuno Borges Carvalho, Arnaldo S. R. Oliveira. dsd 2015: 131-138 [doi]

2014

Gigasample Time-Interleaved Delta-Sigma Modulator for FPGA-Based All-Digital TransmittersRui Fiel Cordeiro, Arnaldo S. R. Oliveira, Jose Vieira, Nelson V. Silva. dsd 2014: 222-227 [doi]

Poster: Implementing deterministic vehicular communications: Rationale and challengesCristóvão Cruz, Arnaldo S. R. Oliveira, Joaquim Ferreira, João Nuno Matos. vnc 2014: 191-192 [doi]

2012

2011

The ARPA-MT Embedded SMT Processor and Its RTOS Hardware AcceleratorArnaldo S. R. Oliveira, Luís Almeida, António de Brito Ferrari. tie, 58(3):890-904, 2011. [doi]

1999

Implementation of virtual control circuits in dynamically reconfigurable FPGAsArnaldo S. R. Oliveira, Valery Sklyarov. icecsys 1999: 217-220 [doi]

1998

Synthesis Tools and Design Environment for Dynamically Reconfigurable FPGAsValery Sklyarov, Nuno Lau, Arnaldo S. R. Oliveira, Andreia Melo, Konstantin Kondratjuk, António de Brito Ferrari, Ricardo Sal Monteiro, Iouliia Skliarova. sbcci 1998: 46-50 [doi]

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1998

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