Paulo Miguel de Araújo Borges Montezuma de Carvalho

Prof

Former affiliation
  • 538 Citations
  • 11 h-Index
20092019
If you made any changes in Pure these will be visible here soon.

Research Output at NOVA 2009 2019

Filter
Conference contribution
2019

A Multi-branch Linear Amplification with Nonlinear Components Technique

Guerreiro, J., Dinis, R., Montezuma, P., Oliveira, J. P. & Silva, M., 2 Jan 2019, 2018 IEEE Military Communications Conference, MILCOM 2018. Institute of Electrical and Electronics Engineers Inc., p. 888-892 5 p. 8599732. (IEEE Military Communications Conference; vol. 2019-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Amplification
Modulation
Nonlinear distortion
Power amplifiers
Orthogonal frequency division multiplexing

Energy Efficient Massive MIMO Point-to-Point Communications with Physical Layer Security: BPSK vs QPSK Decomposition

Borges, D., Montezuma, P., Dinis, R. & Viegas, P., 1 Jan 2019, Technological Innovation for Industry and Service Systems - 10th IFIP WG 5.5/SOCOLNET Advanced Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2019, Proceedings. Camarinha-Matos, L. M., Almeida, R. & Oliveira, J. (eds.). Cham: Springer, p. 283-295 13 p. (IFIP Advances in Information and Communication Technology; vol. 553).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quadrature phase shift keying
MIMO systems
Amplification
Transmitters
Antennas
2018
1 Citation (Scopus)

On the impact of strong nonlinear effects on massive MIMO SVD systems with imperfect channel estimates

Guerreiro, J., Dinis, R. & Montezuma, P., 8 Feb 2018, 2017 IEEE 86th Vehicular Technology Conference, VTC Fall 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-September. p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analog-to-digital Converter
Multiple-input multiple-output (MIMO) Systems
Nonlinear Effects
Singular value decomposition
Digital to analog conversion
1 Citation (Scopus)

Performance evaluation of low-complexity FDE receivers for massive MIMO schemes with 1-bit ADCs

Candeias, R., Guerreiro, J., Dinis, R. & Montezuma, P., 8 Feb 2018, 2017 IEEE 86th Vehicular Technology Conference, VTC Fall 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1-5 5 p. (IEEE Vehicular Technology Conference VTC; vol. 2017-September).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analog-to-digital Converter
Digital to analog conversion
Multiple-input multiple-output (MIMO)
Low Complexity
Performance Evaluation
1 Citation (Scopus)

Using the fireworks algorithm for ML detection of nonlinear OFDM

Guerreiro, J., Beko, M., Dinis, R. & Montezuma, P., 8 Feb 2018, 2017 IEEE 86th Vehicular Technology Conference, VTC Fall 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-September. p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Maximum Likelihood Detection
Nonlinear Distortion
Orthogonal Frequency Division multiplexing (OFDM)
Nonlinear distortion
Orthogonal frequency division multiplexing
2017

A low complexity channel estimation scheme for Massive MIMO systems

Ferreira, A., Gaspar, G., Montezuma, P., Dinis, R. & Oliveira, R., 19 Jul 2017, 2017 13th International Wireless Communications and Mobile Computing Conference, IWCMC 2017. Institute of Electrical and Electronics Engineers Inc., p. 234-239 6 p. 7986292

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Channel estimation
MIMO systems
Channel state information
Multiplexing
Mobile devices

Analytical performance evaluation of massive MIMO systems with 1-bit DACs

Guerreiro, J., Dinis, R., Montezuma, P., Jayakody, N. & Silva, M., Nov 2017, 2017 Progress In Electromagnetics Research Symposium - Fall, PIERS - FALL 2017 - Proceedings. Electromagnetics Academy, Vol. 2017-November. p. 449-454 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Digital to analog conversion
Transmitters
Antennas
Nonlinear distortion

An iterative decision directed channel estimation for multi-user MIMO systems

Gaspar, G., Ferreira, A., Montezuma, P., Da Silva, M. M. & Dinis, R., 22 May 2017, 2017 Progress in Electromagnetics Research Symposium - Spring, PIERS 2017. Electromagnetics Academy, Vol. Part F134321. p. 3699-3706 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Channel state information
Channel estimation
MIMO systems
Contamination
Antennas

A power efficient technique for double layer massive MIMO schemes

Ferreira, A., Gaspar, G., Montezuma, P., Dinis, R. & Jayakody, N., 2017, 2017 IEEE 86th Vehicular Technology Conference, VTC Fall 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-September. p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Beamforming
Multiple-input multiple-output (MIMO)
Amplification
Antenna Arrays
Millimeter Wave
1 Citation (Scopus)

Combining info and spatial directivities in multiple antenna transmission systems

Ferreira, A., Gaspar, G., Montezuma, P. & Dinis, R., 2017, Proceedings - 2017 International Young Engineers Forum, YEF-ECE 2017. Institute of Electrical and Electronics Engineers Inc., p. 1-5 5 p. 7935631

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
directivity
Amplification
MIMO (control systems)
antennas
amplifiers

Modelling the impact of phase errors onmulti-antenna linc transmitters for of DM systems

Ferreira, A., Dinis, R. & Montezuma, P., 1 Jan 2017, Proceedings of the IASTED International Conference Modelling, Identification and Control, MIC 2017. ACTA Press, Vol. 848. p. 237-241 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Phase Error
Transmitter
Antenna
Transmitters
Amplification
2016
1 Citation (Scopus)

A geodesic descent technique for PAPR reduction in MIMO-OFDM

Beko, M., Dinis, R., Dimic, G., Tuba, M. & Montezuma de Carvalho, P. M. D. A. B., 8 Jan 2016, 2015 23rd Telecommunications Forum, TELFOR 2015. Institute of Electrical and Electronics Engineers Inc., p. 492-495 4 p. 7377514

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Orthogonal frequency division multiplexing
Bit error rate
Decomposition
2 Citations (Scopus)

A simple method for the analytical characterization of OFDM schemes with LINC transmitter structures

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 15 Apr 2016, 2015 12th International Symposium on Wireless Communication Systems, ISWCS 2015 - Proceedings. VDE Verlag GmbH, Vol. 2016-April. p. 81-85 5 p. 7454455

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Transmitters
performance
Amplification
Intermodulation

A Simplified method for evaluating clipping effects on sampled OFDM signals

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 25 Jan 2016, 2015 IEEE 82nd Vehicular Technology Conference, VTC Fall 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7390818

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Polynomials
Intermodulation
Polynomial approximation
Power spectral density

Linear amplification with multiple amplifiers and antennas

Dinis, R., Montezuma, P., Bento, P., Gomes, M. & Silva, V., 1 Jan 2016, Proceedings of the 35th IASTED International Conference on Modelling, Identification and Control, MIC 2016. ACTA Press, Vol. 830. p. 153-157 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Amplification
Antenna
Transmitters
Modulation
Antennas
6 Citations (Scopus)

Massive MIMO with nonlinear amplification: Signal characterization and performance evaluation

Guerreiro, J., Dinis, R. & Montezuma, P., 2016, 2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7841975

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Nonlinear distortion
MIMO systems
Amplification
Power amplifiers
Bit error rate

Multi antenna transmission technique with constellation shaping for secrecy at physical layer

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R., 25 Jan 2016, 2015 IEEE 82nd Vehicular Technology Conference, VTC Fall 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7391027

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transmitters
Antennas
Mobile telecommunication systems
Phase shift keying
2 Citations (Scopus)

On the assessment of nonlinear distortion effects in MIMO-OFDM systems

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 5 Jul 2016, 2016 IEEE 83rd Vehicular Technology Conference, VTC Spring 2016 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-July. 7504376

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear Distortion
Nonlinear distortion
Orthogonal Frequency Division multiplexing (OFDM)
Multiple-input multiple-output (MIMO)
Orthogonal frequency division multiplexing
1 Citation (Scopus)

On the optimum performance of CE-OFDM schemes in frequency-selective channels

Guerreiro, J., Dinis, R. & Montezuma, P., 24 Aug 2016, 2016 International Conference on Telecommunications and Multimedia (TEMU 2016). New York, USA: IEEE, p. 104-109 6 p. 7551924. (International Conference on Telecommunications and Multimedia).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Amplification
Communication satellites
Demodulation
Communication systems
3 Citations (Scopus)

Optimum performance and spectral characterization of CE-OFDM signals

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 25 Jan 2016, 2015 IEEE 82nd Vehicular Technology Conference, VTC Fall 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7391060

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Orthogonal frequency division multiplexing
Power spectral density
Modulators
Amplification
Modulation
2015

An efficient method for modeling and evaluating quantization effects on Gaussian signals

Guerreiro, J., Dinis, R. & Montezuma, P., 1 Jan 2015, Proceedings of the IASTED International Conference Modelling, Identification and Control, MIC 2015. ACTA Press, p. 147-152 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quantization
Polynomials
Quantization (signal)
Digital signal processing
Modeling

Estimation and compensation of phase imbalances in transmitters using multiple amplifiers in parallel

Ribeiro, S., Montezuma, P., Marques, D. & Dinis, R., 1 Jan 2015, Proceedings of the IASTED International Conference Modelling, Identification and Control, MIC 2015. ACTA Press, p. 91-96 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Amplification
Transmitter
Transmitters
Quadrature amplitude modulation
Phase shift keying
5 Citations (Scopus)

Implementing physical layer security using transmitters with constellation shaping

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 2 Oct 2015, 24th International Conference on Computer Communications and Networks, ICCCN 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-October. 7288418

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transmitters
Phase shift keying
Security systems
Communication systems
Antennas

On the performance of quantized DMT signals

Guerreiro, J., Dinis, R. M. H. D. M. & Montezuma de Carvalho, P. M. D. A. B., 11 Dec 2015, International Conference on ICT Convergence 2015: Innovations Toward the IoT, 5G, and Smart Media Era, ICTC 2015. Institute of Electrical and Electronics Engineers Inc., p. 301-306 6 p. 7354552

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Quantization (signal)
Signal processing
Polynomials

Physical layer security scheme based on power efficient multi-antenna transmitter

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. & Da Silva, M. M., 2015, PIERS 2015 Prague - Progress In Electromagnetics Research Symposium, Proceedings. Electromagnetics Academy, Vol. 2015-January. p. 2790-2795 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transmitters
Phase shift keying
Antennas
Antenna arrays
Security systems

Smart receiver for multi-antenna transmitters with constellation shaping

Montezuma de Carvalho, P. M. D. A. B., Ribeiro, S., Da Silva, M. M. & Dinis, R., 2015, PIERS 2015 Prague - Progress In Electromagnetics Research Symposium, Proceedings. Electromagnetics Academy, Vol. 2015-January. p. 568-574 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Phase shift keying
Transmitters
Antennas
Antenna arrays
Phase shift
2014

Analytical Evaluation of Nonlinear Amplify-and-Forward Relay Systems for OFDM Signals

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2014, Proceedings of the Vehicular Technology Conference (VTC Fall), 2014 IEEE 80th. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)

Efficient Simulation of Nonlinear Effects on Multicarrier Signals

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2014, IASTED MIC. p. -

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Low complexity LDPC coded IB-DFE for multilevel modulations and coded OFDM: comparison and complexity trade-offs

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2014, Telecommunications and Multimedia (TEMU), International Conference on. p. -

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

Low Complexity Multiple User Detection for SC-FDE with OQPSK Signals

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2014, Telecommunications and Multimedia (TEMU), International Conference on. p. 127 - 131

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

Multiple Input Multiple Output System with Multi User Support Based on Directive Information Transmission

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2014, PIERS Proceedings. p. 2132-2138

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On Coordinated Multi-Point Transmission for Cellular Environments

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2014, Progress In Electromagnetics Research Symposium (PIERS) Proceedings. p. 2111-2118

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On Quasi-Optimum Detection of Nonlinearly Distorted OFDM Signals

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2014, IFIP Advances in Information and Communication Technology. Vol. 423. p. 497-506

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

On the Impact of the Clipping Techniques on the Performance of Optical OFDM

Dinis, R. M. H. D. M., Montezuma de Carvalho, P. M. D. A. B. & DEE Group Author, 1 Jan 2014, OPTICS. p. 51-55

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On the Optimum Performance of Nonlinearly Distorted OFDM Signals

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2014, IEEE VTC. p. -

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Robust Frequency-Domain Receivers for a Transmission Technique with Directivity at the Constellation Level

Montezuma de Carvalho, P. M. D. A. B., Beko, M. & Dinis, R. M. H. D. M., 1 Jan 2014, IEEE VTC. p. 1-7

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

SC-FDE Transmission with Strong Doppler Effects

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2014, IASTED PDCN. p. 193-199

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
2013

An Efficient Channel Estimation and Tracking Technique for Single Frequency Networks with SC-FDE Modulations

Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2013, ICSPCS. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

A Soft-Handover Scheme for LEO Satellite Networks

Montezuma de Carvalho, P. M. D. A. B., Pinto, P. D. C. L. D. F., Dinis, R. M. H. D. M., Oliveira, R. A. D., Bernardo, L. F. L. & DEE Group Author, 1 Jan 2013, IEEE Vehicular Technology Conference. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
3 Citations (Scopus)

Efficient Amplification and Detection of Multilevel SC-FDE Signals Based on BPSK Components

Montezuma de Carvalho, P. M. D. A. B., Beko, M., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2013, Proceedings of IEEE Military Communications Conference (MILCOM 2013). p. 791-796

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)

Improving the Performance of Nonlinear OFDM Schemes with ML-based Receivers

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M., Oliveira, R. A. D. & DEE Group Author, 1 Jan 2013, Proceedings of the 10th International Symposium on Wireless Communication Systems (ISWCS 2013). p. 1-4

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On the Optimum Performance of Coded OFDM with Strongly Nonlinear Transmitters

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2013, IEEE Vehicular Technology Conference Proceedings. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)

On the optimum performance of multicarrier optical signals with nonlinear phase distortion

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 2013, 2013 IEEE Global Communications Conference, GLOBECOM 2013. Institute of Electrical and Electronics Engineers Inc., p. 2442-2447 6 p. 6831440

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
Orthogonal frequency division multiplexing
Bit error rate
Degradation
2 Citations (Scopus)

On the use of Multiple Amplifiers and Antennas for efficient Directive Transmission with large Constellations

Montezuma de Carvalho, P. M. D. A. B., Beko, M., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2013, Proceedings of the IEEE Military Communications Conference (MILCOM 2013). p. 1597-1603

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
11 Citations (Scopus)

On the Use of Multiple Grossly Nonlinear Amplifiers for Highly Efficient Linear Amplification of Multilevel Constellations

Montezuma de Carvalho, P. M. D. A. B., Beko, M., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2013, IEEE Vehicular Technology Conference Proceedings. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
3 Citations (Scopus)

Optimum Asymptotic Performance for Nonlinearly Amplified OFDM Signals

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2013, IEEE Vehicular Technology Conference Proceedings. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
2012
10 Citations (Scopus)

Approaching the Maximum Likelihood Performance with Nonlinearly Distorted OFDM Signals

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2012, IEEE Vehicular Technology Conference Proceedings. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
2 Citations (Scopus)

A Pragmatic Design of Frequency-Domain Equalizers for Offset Modulations

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2012, IEEE Vehicular Technology Conference Proceedings. p. 1-5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

Efficient Receivers for SC-FDE with Offset Modulations

Beko, M., Montezuma de Carvalho, P. M. D. A. B. & Dinis, R. M. H. D. M., 1 Jan 2012, IEEE MILCOM'2012. p. 1-6

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)

Frequency-Domain Receiver Design for Fast Varying Channels

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2012, IEEE MILCOM'2012. p. 1-7

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access