Paulo Miguel de Araújo Borges Montezuma de Carvalho

Prof

Former affiliation
  • 538 Citations
  • 11 h-Index
20092019
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Research Output at NOVA 2009 2019

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Article
2019
1 Citation (Scopus)

Low-complexity SC-FDE techniques for massive MIMO schemes with low-resolution ADCs

Guerreiro, J., Dinis, R. & Montezuma, P., 1 Mar 2019, In : IEEE Transactions on Communications. 67, 3, p. 2368-2380 13 p., 8536435.

Research output: Contribution to journalArticle

Digital to analog conversion
MIMO systems
Antennas
Degradation
Nonlinear distortion
2018
1 Citation (Scopus)
1 Downloads (Pure)
Open Access
File
Amplification
Transmitters
Antenna arrays
Energy efficiency
Communication systems
1 Citation (Scopus)

Two Low Complexity MRC and EGC Based Receivers for SC-FDE Modulations with Massive MIMO Schemes

Borges, D., Montezuma, P., Ferreira, A. & Dinis, R., 2 Feb 2018, (Accepted/In press) In : Journal of Signal Processing Systems. p. 1-11 11 p.

Research output: Contribution to journalArticle

Frequency-domain Equalization
Low Complexity
Modulation
Receiver
Antennas
2017
6 Citations (Scopus)

Analytical Performance Evaluation of Precoding Techniques for Nonlinear Massive MIMO Systems with Channel Estimation Errors

Guerreiro, J., Dinis, R. & Montezuma, P., 9 Dec 2017, (Accepted/In press) In : IEEE Transactions on Communications. p. 1440-1451 12 p.

Research output: Contribution to journalArticle

Nonlinear distortion
Control nonlinearities
Channel state information
Channel estimation
Transmitters
28 Citations (Scopus)

A Robust Bisection-Based Estimator for TOA-Based Target Localization in NLOS Environments

Tomic, S., Beko, M., Dinis, R. & Montezuma, P., 1 Nov 2017, In : IEEE Communications Letters. 21, 11, p. 2488-2491 4 p., 8007241.

Research output: Contribution to journalArticle

Bisection
Estimator
Target
Trust Region Subproblem
Robust Estimators
1 Citation (Scopus)

CE-OFDM Schemes: Spectral Characterization and Optimum Performance

Guerreiro, J., Dinis, R. & Montezuma, P., Sep 2017, In : Wireless Personal Communications. 96, 2, p. 2965-2982 18 p.

Research output: Contribution to journalArticle

Open Access
Orthogonal frequency division multiplexing
Nonlinear distortion
Phase modulation
Power spectral density
Rayleigh fading
37 Citations (Scopus)
Open Access
Angle of Arrival
Received Signal Strength
Distributed Algorithms
Parallel algorithms
Wireless Sensor Networks
1 Citation (Scopus)

Two methods for estimation of amplifier imbalances in multi-amplifier transmission structures

Montezuma, P., Dinis, R., Ribeiro, S. & Beko, M., 1 Apr 2017, In : Radioengineering. 26, 1, p. 285-290 6 p.

Research output: Contribution to journalArticle

Open Access
File
Amplification
Phase shift keying
Transmitters
Computational complexity
Decomposition
2016
40 Citations (Scopus)
Open Access
RSS
spherical coordinates
arrivals
simulation
20 Citations (Scopus)

Iterative receiver based on the EGC for massive MIMO schemes using SC-FDE modulations

Dinis, R. & Montezuma, P., 26 May 2016, In : Electronics Letters. 52, 11, p. 972-974 3 p.

Research output: Contribution to journalArticle

Matched filters
Modulation
Antennas
9 Citations (Scopus)

On the Detection of CE-OFDM Signals

Guerreiro, J., Dinis, R. & Montezuma, P., 1 Nov 2016, In : IEEE Communications Letters. 20, 11, p. 2165-2168 4 p., 7534835.

Research output: Contribution to journalArticle

Open Access
Orthogonal Frequency Division multiplexing (OFDM)
Orthogonal frequency division multiplexing
Envelope
Receiver
Detector
19 Citations (Scopus)

Use of 1-bit digital-to-analogue converters in massive MIMO systems

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 28 Apr 2016, In : Electronics Letters. 52, 9, p. 778-779 2 p.

Research output: Contribution to journalArticle

Nonlinear distortion
Digital to analog conversion
Antennas
2015
Orthogonal frequency division multiplexing
Nonlinear distortion
Degradation
Power spectral density
Optical communication
Orthogonal frequency division multiplexing
Phase noise
Nonlinear distortion
Power spectral density
Bit error rate
2 Citations (Scopus)

Equivalent nonlinearities for studying nonlinear effects on sampled OFDM Signals

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 1 Apr 2015, In : IEEE Communications Letters. 19, 4, p. 529-532 4 p., 7041158.

Research output: Contribution to journalArticle

Nonlinear Effects
Orthogonal Frequency Division multiplexing (OFDM)
Orthogonal frequency division multiplexing
Nonlinearity
Clipping
4 Citations (Scopus)
Multipath propagation
Doppler effect
Frequency modulation
Equalizers
Modulation
11 Citations (Scopus)

On the optimum multicarrier performance with memoryless nonlinearities

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 1 Feb 2015, In : IEEE Transactions on Communications. 63, 2, p. 498-509 12 p., 7001600.

Research output: Contribution to journalArticle

Orthogonal frequency division multiplexing
Nonlinear distortion
Degradation
4 Citations (Scopus)

Use of equivalent nonlinearities for studying quantisation effects on sampled multicarrier signals

Guerreiro, J., Dinis, R. & Montezuma de Carvalho, P. M. D. A. B., 22 Jan 2015, In : Electronics Letters. 51, 2, p. 151-153 3 p.

Research output: Contribution to journalArticle

2014
6 Citations (Scopus)
Open Access
19 Citations (Scopus)
Open Access
10 Citations (Scopus)
Open Access
2012

Iterative FDE Receivers for UWB Systems with Strong Interference Levels

Montezuma de Carvalho, P. M. D. A. B., Dinis, R. M. H. D. M. & DEE Group Author, 1 Jan 2012, In : Wireless Personal Communications. NA, NA, p. 17pp

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)
Open Access
2010
8 Citations (Scopus)
Open Access