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2019

A 0.9-V Analog-to-Digital Acquisition Channel for an IoT Water Management Sensor Node

Serra, H., Bastos, I., De Melo, J. L. A., Oliveira, J. P., Paulino, N., Nefzaoui, E. & Bourouina, T., 1 Oct 2019, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 66, 10(SI), p. 1678-1682 5 p., 8789645.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1 Citation (Scopus)

Built-in self test of high speed analog-to-digital converters

Santin, E., Oliveira, L. B. & Goes, J., 1 Dec 2019, In : IEEE Instrumentation and Measurement Magazine. 22, 6, p. 4-10 7 p., 8917897.

Research output: Contribution to journalArticle

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1 Citation (Scopus)
1 Downloads (Pure)

Combined Organic Photovoltaic Cells and Ultra Low Power CMOS Circuit for Indoor Light Energy Harvesting

Batista, D., Oliveira, L. B., Paulino, N., Carvalho, C., Oliveira, J. P., Farinhas, J., Charas, A. & Dos Santos, P. M., 15 Apr 2019, In : Sensors (Basel, Switzerland). 19, 8, 1803.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
1 Downloads (Pure)

Experimental characterization of the TOFPET2 ASIC

Bugalho, R., Di Francesco, A., Ferramacho, L., Leong, C., Niknejad, T., Oliveira, L., Rolo, M., Silva, J. C., Silva, R., Silveira, M., Tavernier, S. & Varela, J., 29 Mar 2019, In : Journal of Instrumentation. 14, 3, P03029.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Sixth-order differential Sallen-and-Key switched capacitor LPF using a-IGZO TFTs

Wadhwa, N., Bahubalindruni, P. G., Chapagai, K., Goes, J., Deb, S. & Barquinha, P., Jan 2019, In : International Journal of Circuit Theory and Applications. 47, 1, p. 33-42

Research output: Contribution to journalArticle

4 Citations (Scopus)

Using Modified Bessel Functions for Analysis of Nonlinear Effects in a MOS Transistor Operating in Moderate Inversion

Filanovsky, I. M., Oliveira, L. B. & Tchamov, N. T., 1 May 2019, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 66, 5, p. 1897-1907 11 p., 8602361.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
2 Downloads (Pure)
2018
1 Citation (Scopus)

Continuous-Time Delta-Sigma Modulators Based on Passive RC Integrators

de Melo, J. L. A., Paulino, N. & Goes, J., Nov 2018, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 65, 11, p. 3662-3674

Research output: Contribution to journalArticle

8 Citations (Scopus)

Cooperative vehicular communication systems based on visible light communication

Vieira, M. A., Vieira, M., Louro, P. & Vieira, P., 1 Jul 2018, In : Optical Engineering. 57, 7, 076101.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Experimental results with TOFPET2 ASIC for time-of-flight applications

Bugalho, R., Di Francesco, A., Ferramacho, L., Leong, C., Niknejad, T., Oliveira, L., Pacher, L., Rolo, M., Rivetti, A., Silveira, M., Silva, J. C., Silva, R., Tavernier, S. & Varela, J., 1 Jan 2018, (Accepted/In press) In : Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 14 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Light-emitting diodes aided indoor localization using visible light communication technology

Vieira, M., Vieira, M. A., Louro, P. & Vieira, P., 1 Aug 2018, In : Optical Engineering. 57, 8, 087105.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Optical vehicular communication based on a-SiC:H technology

Vieira, M. A., Vieira, M., Louro, P. & Vieira, P., 1 Jan 2018, (Accepted/In press) In : Science and Technology of Materials.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Single-Stage Amplifier Biased by Voltage Combiners with Gain and Energy-Efficiency Enhancement

Povoa, R., Lourenço, N., Martins, R., Canelas, A., Horta, N. C. G. & Goes, J., 1 Mar 2018, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 65, 3, p. 266-270 5 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2017
3 Citations (Scopus)

A Robust Fully-Dynamic Residue Amplifier for Two-Stage SAR Assisted Pipeline ADCs

Singh, S., Bahubalindruni, P. & Goes, J., 2017, In : 2017 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS (ISCAS). 8050490.

Research output: Contribution to journalArticle

1 Citation (Scopus)

A Third-Order MASH Σ Δ Modulator Using Passive Integrators

Nowacki, B., Paulino, N. & Goes, J., 1 Nov 2017, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 64, 11, p. 2871-2883 13 p., 7935461.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Indoor positioning system using a WDM device based on a-SiC: H technology

Vieira, M. A., Louro, P., Mateus, L., Vieira, P. & Vieira, M. M. D. A. C., Nov 2017, In : Journal of Luminescence. 191, p. 135-138 4 p.

Research output: Contribution to journalArticle

Open Access
12 Citations (Scopus)
4 Citations (Scopus)
2 Citations (Scopus)
2016

A hybrid approach for the sensitivity analysis of integrated inductors

Pereira, P. M. R., Fino, M. H. S., Sallem, A. & Fakhfakh, M., 1 Jan 2016, In : Integration-The Vlsi Journal. 52, NA, p. 237-242

Research output: Contribution to journalArticle

3 Citations (Scopus)

Amorphous Silicon Photovoltaic Modules on Flexible Plastic Substrates

Vygranenko, Y., Fernandes, M., Louro, P., Vieira, M., Khosropour, A., Yang, R., Sazonov, A. & Fernandes, M., 2016, In : MRS Advances. 1, 43, p. 2923-2928 6 p.

Research output: Contribution to journalArticle

Open Access

A multichannel time–frequency and multi-wavelet toolbox for uterine electromyography processing and visualisation

Batista, A., Najdi, S., Godinho, D. M., Martins, C., Serrano, M. D. F. C., Ortigueira, M. D. & Rato, R. T., 1 Sep 2016, In : Computers in Biology and Medicine. 76, p. 178-191 14 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
Open Access
11 Citations (Scopus)

A quadrature RC-oscillator with capacitive coupling

Casaleiro, J., Oliveira, L. B. & Filanovsky, I. M., Jan 2016, In : Integration, the VLSI Journal. 52, p. 260-271 12 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Five channel WDM communication using a single a: SiC-H double pin photo device

Silva, V., Barata, M., Louro, P. & Vieira, M. A., 1 Sep 2016, In : Applied Surface Science. 380, p. 318-325 8 p.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)

Sensitivity aware NSGA-II based Pareto front generation for the optimal sizing of analog circuits

Kchaou, O. B., Garbaya, A., Kotti, M., Pereira, P., Fakhfakh, M. & Fino, M. H. S., 1 Sep 2016, In : Integration-The Vlsi Journal. 55, p. 220-226 7 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

TOFPET2: A high-performance ASIC for time and amplitude measurements of SiPM signals in time-of-flight applications

Di Francesco, A., Bugalho, R., Oliveira, L., Pacher, L., Rivetti, A., Rolo, M., Silva, J. C., Silva, R. & Varela, J., 18 Mar 2016, In : Journal of Instrumentation. 11, 3, C03042.

Research output: Contribution to journalArticle

32 Citations (Scopus)

TOFPET 2: A high-performance circuit for PET time-of-flight

Di Francesco, A., Bugalho, R., Oliveira, L., Rivetti, A., Rolo, M., Silva, J. C. D. & Varela, J., 11 Jul 2016, In : Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 824, p. 194-195 2 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2015

Amplitude and Quadrature Errors of Two-Integrator Oscillator

Casaleiro, J. C. F. D. A., Oliveira, L. A. B. G. D. & Filanovsky, I. M., Sep 2015, In : JOLPE - Journal of Low Power Electronics. 11, 3, p. 340-348 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Error control on spectral data of four-wave mixing based on a-SiC technology

Vieira, M. A., Vieira, M. M. D. A. C., Silva, V., Louro, P. & Barata, M., 1 Jan 2015, In : Physica Status Solidi (C) Current Topics In Solid State Physics. 12, 1-2, p. 181-186 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Optical processor based on a-SiC technology for spectral data error control

Vieira, M. A., Vieira, M. M. D. A. C., Silva, V. & Louro, P., 1 Oct 2015, In : Microelectronic Engineering. 146, p. 6-10 5 p.

Research output: Contribution to journalArticle

Optical signal processing for data error detection and correction using a-SiCH technology

Vieira, M. A., Vieira, M. M. D. A. C., Silva, V., Louro, P. & Costa, J., 1 Dec 2015, In : Physica Status Solidi (C) Current Topics In Solid State Physics. 12, 12, p. 1393-1400 8 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

VIS/NIR wavelength selector based on a multilayer pi'n/pin a-SiC: H optical filter

Vieira, M. A., Vieira, M. A., Silva, V., Louro, P., Rodrigues, I. C. & Fantoni, A., 1 Dec 2015, In : Physica Status Solidi (C) Current Topics In Solid State Physics. 12, 12, p. 1387-1392 6 p.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)
2014
3 Citations (Scopus)

A low power balun LNA with active loads for gain and noise figure optimization

Bastos, I., Oliveira, L. B., Goes, J. & Silva, M., 2 Dec 2014, In : Analog Integrated Circuits and Signal Processing. 81, 3(SI), p. 693-702 10 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

On the Dynamic Rounding-off in Analogue and RF Optimal Circuit Sizing

Fino, M. H. S., 1 Jan 2014, In : International Journal Of Electronics. 101, 4, p. 452-468

Research output: Contribution to journalArticle

Open Access
7 Citations (Scopus)
7 Citations (Scopus)

Regulated Common-Gate TIA with Noise Improvement for Radiation Detectors

Dias, D. C., Melo, F. S., Oliveira, L. A. B. G. D. & Oliveira, J. P. A. D., 2014, In : Int. J. Microelectronics and Computer Science. 5, 2, p. 69-80

Research output: Contribution to journalArticle

25 Citations (Scopus)

SiC pinpin photonic filters for linking the visible spectrum to the telecom gap

Vieira, M., Vieira, M. A., Louro, P., Fantoni, A. & Silva, V., 25 Aug 2014, In : Microelectronic Engineering. 126, p. 179-183 5 p.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)

Tuning optical a-SiC/a-Si active filters by UV bias light in the visible and infrared spectral ranges

Vieira, M., Vieira, M. A., Rodrigues, I., Silva, V. & Louro, P., 2014, In : Physica Status Solidi (C) Current Topics In Solid State Physics. 11, 11-12, p. 1674-1677 4 p.

Research output: Contribution to journalArticle

Open Access
5 Citations (Scopus)