Research Output

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)

Analysis of a Multi-Ratio Switched Capacitor DC-DC Converter for a Supercapacitor Power Supply

Serra, H. A. D. A., Madeira, R. & Paulino, N. F. S. V., 2015, Technological Innovation for Cloud-Based Engineering Systems, DoCEIS 2015. Camarinha-Matos, L. M., Baldissera, T. A., Di Orio, G. & Marques, F. (eds.). Cham: Springer, p. 477-485 (IFIP Advances in Information and Communication Technology; vol. 450).

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

5 Citations (Scopus)

Analysis of a noise canceling LNA using a Si2 OpenAccess based tool - CADIT

Alarcão, J. P., Oliveira, L. A. B. G. D., Oliveira, J. P. A. D. & Santos-Tavares, R., 2015, Proceedings of the 22nd International Conference Mixed Design of Integrated Circuits and Systems, MIXDES 2015. Napieralski, A. (ed.). New York: Institute of Electrical and Electronics Engineers Inc., p. 464-469 6 p. 7208564

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

A new mismatch-insensitive 1.5-bit MDAC with unity feedback-factor and enhanced performance

Pereira, N., Goes, J., Rodrigues, M. & Faria, P., 25 Feb 2015, 2014 21st IEEE International Conference on Electronics, Circuits and Systems, ICECS 2014. Institute of Electrical and Electronics Engineers Inc., p. 375-378 4 p. 7050000

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

A simple class-D audio power amplifier using a passive CT ΣΔ modulator for medium quality sound systems

De Melo, J. L. A., Leitão, P. V., Goes, J. C. D. P. & Paulino, N. F. S. V., 2015, Proceedings of the 22nd International Conference Mixed Design of Integrated Circuits and Systems (MIXDES 2015). Napieralski, A. (ed.). New York: Institute of Electrical and Electronics Engineers Inc., 543 p. 7208582

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

Automatic design of high-order SC filter circuits

Serra, H., Santos-Tavares, R. & Goes, J., 27 Jul 2015, 2015 IEEE International Symposium on Circuits and Systems, ISCAS 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-July. p. 1937-1940 4 p. 7169052

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

2 Citations (Scopus)

A voltage-combiners-biased amplifier with enhanced gain and speed using current starving

Povoa, R., Lourenço, N., Horta, N. & Goes, J., 1 Jan 2015, 2015 IEEE International Symposium on Circuits and Systems, ISCAS 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-July. p. 2069-2072 4 p. 7169085

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

3 Citations (Scopus)

CMOS Indoor Light Energy Harvesting System for Wireless Sensing Applications

Ferreira Carvalho, C. M. & Paulino, N. F. S. V., 30 Jul 2015, Springer. 216 p.

Research output: Book/ReportBook

2 Citations (Scopus)

Design and Implementation of Sigma Delta Modulators (ΣΔM) for Class D Audio Amplifiers using Differential Pairs

Pereira, N. & Paulino, N. F. S. V., 2015, Springer International Publishing. (SpringerBriefs in Electrical and Computer Engineering)

Research output: Book/ReportBook

Design of a robust general-purpose low-offset comparator based on IGZO thin-film transistors

Correia, A., Martins, R., Fortunato, E., Barquinha, P. & Goes, J., 27 Jul 2015, 2015 IEEE International Symposium on Circuits and Systems, ISCAS 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-July. p. 261-264 4 p. 7168620

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

3 Citations (Scopus)

Design of Switched-Capacitor Filter Circuits using Low Gain Amplifiers

Serra, H. A. D. A. & Paulino, N. F. S. V., 2015, Springer International Publishing. (SpringerBriefs in Electrical and Computer Engineering)

Research output: Book/ReportBook

Domain ontology to support open data analytics for aquaculture

Oliveira, J. P. A. D., Costa, R. M., Lima, J., Sarraipa, J. & Jardim-Gonçalves, R., 2015, KEOD. SciTePress, Vol. 2. p. 344-351 8 p.

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

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)

Improving the efficiency of a 2: 1 SC DC-DC converter using the parasitic capacitances

Paulino, N. F. S. V. & Madeira, R., 2015, Design of Circuits and Integrated Systems (DCIS), 2015 Conference on. Institute of Electrical and Electronics Engineers Inc.

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

Iterative frequency-domain equalization for general QAM constellations with reduced envelope fluctuations through magnitude modulation techniques

Gomes, M., Dinis, R., Silva, V., Cercas, F. & Oliveira, L., 1 Jul 2015, 2015 IEEE 81st Vehicular Technology Conference, VTC Spring 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2015. 7145894

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

1 Citation (Scopus)

Multi-objective sensitivity-based optimization of analog circuits exploiting NSGA-II front ranking

Pereira, P. M. R., Fino, M. H. S. & DEE Group Author, 1 Jan 2015, n/a. Istanbul, Turkey, p. 1-4

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

Open Access
2 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

20 Citations (Scopus)

Optimization-Based Design of RF-VCOs with Tapered Inductors

Pereira, P. M. R. & Fino, M. H. S., 2015, Performance Optimization Techniques in Analog, Mixed-Signal, and Radio-Frequency Circuit Design. Fakhfakh, M., Tlelo-Cuautle, E. & Fino, M. H. (eds.). USA: IGI Global, p. 134 - 157

Research output: Chapter in Book/Report/Conference proceedingChapter

Technical Program Co-Chairs Message

Goes, J. & Häfliger, P., 1 Jan 2015, In : Proceedings - IEEE International Symposium on Circuits and Systems. 2015-July, 7168555.

Research output: Contribution to journalEditorial

Towards Cloud-based Engineering Systems

Martins, J. F. A., Camarinha-matos, L. M., Goes, J. C. D. P. & Gomes, L. F. D. S., 2015, DoCEIS 2015: Technological Innovation for Cloud-Based Engineering Systems. Camarinha-Matos, L. M., Baldissera, T. A., DiOrio, G. & Marques, F. (eds.). Cham: Springer-Verlag, p. 3-10 (IFIP Advances in Information and Communication Technology; vol. 450).

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

1 Citation (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)

Wideband CMOS Receivers

Oliveira, L. A. B. G. D. & Fernandes, M. D., 2015, Springer Netherlands.

Research output: Book/ReportBook

Wideband CMOS RF front-end receiver with integrated filtering

Araújo, F., Fernandes, M. D., Pinto, J., Oliveira, L. A. B. G. D. & Oliveira, J. P. A. D., 2015, Proceedings of the 22nd International Conference Mixed Design of Integrated Circuits and Systems (MIXDES 2015). New York: Institute of Electrical and Electronics Engineers Inc., p. 409-414 6 p. 7208552

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

1 Citation (Scopus)
2014

A 0.4-V 410-nW opamp-less continuous-time ΣΔ modulator for biomedical applications

De Melo, J. L. A., Querido, F., Paulino, N. F. S. V. & Goes, J. C. D. P., 2014, 2014 IEEE International Symposium on Circuits and Systems (ISCAS). p. 1340 - 1343 6865391

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

13 Citations (Scopus)

A 0.5 V Ultra-low Power Quadrature Ring Oscillator

Eusébio, J., Oliveira, L. A. B. G. D., Pires, L. M. & Oliveira, J. P. A. D., 2014, IFIP Advances in Information and Communication Technology. Vol. 423. p. 575-581

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

2 Citations (Scopus)
3 Citations (Scopus)

A distributed SPICE model for amorphous silicon solar cells

Vygranenko, Y., Fernandes, M., Vieira, M. M. D. A. C., Khosropour, A. & Sazonov, A., 2014, In : Energy Procedia. 60, C, p. 96-101 6 p.

Research output: Contribution to journalConference article

3 Citations (Scopus)

A hybrid current-mode passive second-order continuous-time ΣΔ modulator

Sniatala, P., Naumowicz, M., de Melo, J. L. A., Paulino, N. F. S. V. & Goes, J. C. D. P., 2014, Mixed Design of Integrated Circuits & Systems (MIXDES), 2014 Proceedings of the 21st International Conference. p. 117 - 120 6872168

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

5 Citations (Scopus)

A low power 4th order MASH switched-capacitor ΣΔ modulator using ultra incomplete settling

Nowacki, B., Paulino, N. F. S. V. & Goes, J. C. D. P., 2014, 2014 IEEE International Symposium on Circuits and Systems (ISCAS). p. 1344 - 1347 6865392

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

4 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)

A low power quadrature class D LC oscillator with 0.4V supply

Bispo, A., Quendera, F., Madeira, R., Oliveira, J. P. A. D. & Oliveira, L. A. B. G. D., 2014, Proceedings of the 21th International Conference on Mixed Design of Integrated Circuits and Systems (MIXDES 2014). p. 121-126

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

1 Citation (Scopus)

A low-voltage LNA and current mode mixer design for energy harvesting sensor node

Correia, J., Mancelos, N., Oliveira, J. P. A. D. & Oliveira, L. A. B. G. D., 2014, Proceedings of the 21th International Conference on Mixed Design of Integrated Circuits and Systems (MIXDES 2014). p. 523-528

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

1 Citation (Scopus)

Analog-to-Digital Converters with Embedded IF Mixing Using Variable Reference Voltages

Pereira, N., Goes, J. C. D. P., Oliveira, L. A. B. G. D. & Dinis, R. M. H. D. M., 2014, Circuits and Systems (ISCAS), 2014 IEEE International Symposium on. p. 89-92 6865072

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

1 Citation (Scopus)

A top-down optimization methodology for SC filter circuit design

Santos-tavares, R. M. L., Paulino, N. F. S. V. & DEE Group Author, 1 Jan 2014, 2014 IEEE International Symposium on Circuits and Systems (ISCAS). p. 1672 - 1675

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

Open Access
4 Citations (Scopus)

A Top-Down Optimization Methodology for SC Filter Circuit Design Using Varying Goal Specifications

Serra, H. A. D. A., Santos-tavares, R. M. L. & Paulino, N. F. S. V., 2014, Technological Innovation for Collective Awareness Systems. Vol. 423. p. 535-542

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

Open Access
1 Citation (Scopus)

A widely tunable narrowband balun-LNA with integrated filtering

Fernandes, M. D., Oliveira, L. A. B. G. D. & Oliveira, J. P. A. D., 2014, Proceedings of the 21th International Conference on Mixed Design of Integrated Circuits and Systems (MIXDES 2014). p. 160-165 6872177

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

2 Citations (Scopus)

Empirical Models for Horizontal Saccadic Eye Movements

Rato, R. T., Palma, L. F. F. D. B. & Batista, A. M. G., 2014, Conference on Human System Interaction. p. 67-70 6860450

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

Open Access

Experimental Evaluation of Wide Range Injection Locking in a CMOS RC Oscillator

Ortigueira, E., Oliveira, L. A. B. G. D., Fernandes, J. R. & Silva, M. D. M., 2014, Circuits and Systems (ISCAS), 2014 IEEE International Symposium on. p. 698-701

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

Open Access

Near-UV background as a bridge between visible and infrared communication

Vieira, M., Vieira, M. A., Silva, V., Rodrigues, I. & Louro, P., 2014, In : Materials Research Society Symposium Proceedings. 1666

Research output: Contribution to journalConference article

Open Access

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)

Piezoelectric Energy Harvester for a CMOS Wireless Sensor

Mancelos, N., Correia, J., Pires, L. M., Oliveira, L. A. B. G. D. & Oliveira, J. P. A. D., 2014, IFIP Advances in Information and Communication Technology. Camarinha-Matos, L., Barrento, N. & Mendonça, R. (eds.). Springer Berlin Heidelberg, Vol. 423. p. 470-477

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

Open Access

Quadrature Error of Two-Integrator Oscillators

Casaleiro, J. C. F. D. A., Oliveira, L. A. B. G. D. & Filanovsky, I. M., 2014, Circuits and Systems (MWSCAS), 2014 IEEE 57th International Midwest Symposium on. p. 483-486

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

2 Citations (Scopus)

Quadrature Relaxation Oscillator with FoM of -165 dBc/Hz

Ortigueira, E., Rabuske, T., Oliveira, L. A. B. G. D., Fernandes, J. R. & Silva, M. D. M., 1 Jan 2014, Circuits and Systems (ISCAS), 2014 IEEE International Symposium on. p. 1372-1375

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

1 Citation (Scopus)