Research Output

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)
Open Access
11 Citations (Scopus)

Analysis and the design of a first - Order ΔΣ modulator using very incomplete settling

Goes, J. C. D. P. & Paulino, N. F. S. V., 1 Jan 2011, Proceedings of the 18th International Conference Mixed Design of Integrated Circuits and Systems (MIXDES), 2011. p. 274-278

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

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

An Automatic Sleep Spindle Detector based on WT, STFT and WMSD

Batista, A. M. G., Ortigueira, M. D. & DEE Group Author, 1 Jan 2012, In : Proceedings Of World Academy Of Science, Engineering And Technology. 68, NA, p. 2154-2157

Research output: Contribution to journalArticle

A new family of CMOS inverter-based OTAs for biomedical and healthcare applications

Póvoa, R., Canelas, A., Martins, R., Horta, N., Lourenço, N. & Goes, J., 1 Mar 2020, In : Integration. 71, p. 38-48 11 p.

Research output: Contribution to journalConference article

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

8 Citations (Scopus)

An ultra compact wideband combined LNA-oscillator-mixer for biomedical applications

Oliveira, L. A. B. G. D. & DEE Group Author, 1 Jan 2012, Midwest Symposium on Circuits and Systems. p. 162-165

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

2 Citations (Scopus)
3 Citations (Scopus)

A polyphase comb filter using interlaying multiplexers for high-speed single-bit sigma-delta modulators

Gomes, L. F. D. S., Goes, J. C. D. P. & Paulino, N. F. S. V., 1 Jan 2011, International Conference Mixed Design of Integrated Circuits and Systems (MIXDES). p. 216-220

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

Application of thin film technology to optical sensors

Fortunato, E., Lavareda, G., Vieira, M., Martins, R. & Ferreira, L., 1994, In : Vacuum. 45, 10-11, p. 1151-1154 4 p.

Research output: Contribution to journalArticle

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)
Open Access
2 Citations (Scopus)

ARMA Modelling for Sleep Disorders Diagnose

Batista, A. M. G. & Ortigueira, M. D., 1 Jan 2013, IFIP Advances in Information and Communication Technology. Vol. 394. p. 271-278

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

Open Access
1 Citation (Scopus)

ARMA Modelling of Sleep Spindles

Batista, A. M. G., Ortigueira, M. D. & DEE Group Author, 1 Jan 2011, IFIP Advances in Information and Communication Technology. p. 341-348

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

Open Access
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 Second-Order Switched-Capacitor Delta Sigma Modulator Using Very Incomplete Settling

Goes, J. C. D. P., Paulino, N. F. S. V. & DEE Group Author, 1 Jan 2011, Procedings of the International Symposium on Circuits and Systems (ISCAS), 2011. Vol. 1. p. 1367-1370

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

Open Access
2 Citations (Scopus)

A Second-Order ΣΔ ADC Using Sputtered IGZO TFTs

Correia, A., Barquinha, P. M. C. & Goes, J. C. D. P., 2016, Springer.

Research output: Book/ReportBook

A Self-Biased Ring Oscillator with Quadrature Outputs Operating at 600 MHz in 130nm CMOS Technology

Oliveira, L. A. B. G. D. & Goes, J. C. D. P., 1 Jan 2011, -. p. 221-224

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

a-Si:H p–i–n structures with extreme i-layer thickness

DEE Group Author & Vieira, M. M. D. A. C., 1 Jan 2009, In : THIN SOLID FILMS. 517, 23, p. 6426-6429

Research output: Contribution to journalArticle

Open Access

a-SiC:H Based Devices as Optical Demultiplexers

DEE Group Author & Vieira, M. M. D. A. C., 1 Jan 2010, Materials Research Society Proceedings. p. 1246-B07-07

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

Open Access

A simple 1 GHz non-overlapping two-phase clock generators for SC circuit

Paulino, N. F. S. V., Goes, J. C. D. P. & DEE Group Author, 1 Jan 2013, Proceedings of the 20th International Conference on Mixed Design of Integrated Circuits and Systems (MIXDES 2013). p. 174-178

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

7 Citations (Scopus)

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

A simple LDO with adaptable bias for internet of things applications

Filanovsky, I. M., Oliveira, L. B., Tchamov, N. T. & Ivanov, V. V., 2017, IEEE International Symposium on Circuits and Systems: From Dreams to Innovation, ISCAS 2017 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., 8050540

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

Open Access
1 Citation (Scopus)
Open Access
2 Citations (Scopus)

A Simplified Design of a MOSFET-only Wideband Gilbert Cell

Oliveira, L. A. B. G. D., Oliveira, J. P. A. D. & Goes, J. C. D. P., 1 Jan 2011, Proceedings of the 18th International Conference Mixed Design of Integrated Circuits and Systems (MIXDES). p. 225-230

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

2 Citations (Scopus)

A small-area self-biased wideband CMOS balun LNA with noise cancelling and gain enhancement

Custódio, J. R., Oliveira, L. A. B. G. D., Goes, J. C. D. P., Oliveira, J. P. A. D., Bruun, E. D. & Andreani, P., 1 Jan 2010, -. p. 1-4 4 p.

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

Open Access
2 Citations (Scopus)

A step-up μ-power converter for solar energy harvesting applications, using Hill Climbing maximum power point tracking

Paulino, N. F. S. V., Lavareda, G. A. R. & Carvalho, C. A. N. D., 1 Jan 2011, na. p. 1924-1927

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

Open Access
10 Citations (Scopus)

A switched-capacitor band-pass biquad filter using a simple quasi-unity gain amplifier

Serra, H., Paulino, N. & Goes, J., 2013, Technological Innovation for the Internet of Things: 4th IFIP WG 5.5/SOCOLNET Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2013, Costa de Caparica, Portugal, April 15-17, 2013. Proceedings. Camarinha-Matos, L. M., Tomic, S. & Graça, P. (eds.). Berlin, Heidelberg: Springer-Verlag, p. 582-589 8 p. A064. (IFIP Advances in Information and Communication Technology; vol. 394).

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

1 Citation (Scopus)

A switched-capacitor biquad using a simple quasi-unity gain amplifier

Paulino, N. F. S. V. & Goes, J. C. D. P., 1 Jan 2013, Circuits and Systems (ISCAS). p. 1841-1844

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

Open Access
4 Citations (Scopus)
1 Citation (Scopus)

A Technology-Aware Optimization of RF Integrated Inductors

Coito, F. J. A. V. D., Pereira, P. M. R., Fino, M. H. S. & DEE Group Author, 1 Jan 2011, Analog Circuits: Applications, Design and Performance. Tlelo-Cuautle, E. (ed.). 1 ed. New York: Nova Publishers, p. 120-140 (Electrical Engineering Developments).

Research output: Chapter in Book/Report/Conference proceedingChapter

7 Citations (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)

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)
Open Access
66 Citations (Scopus)

A two-step radio receiver architecture fully embedded into a charge-sharing SAR ADC

Pereira, N., Serra, H. & Goes, J., 25 Sep 2017, IEEE International Symposium on Circuits and Systems: From Dreams to Innovation, ISCAS 2017 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., 8050563

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)

Automatic generation of RF integrated inductors analytical characterization

Neves, M. F. D. S. V., Fino, M. H. S. & DEE Group Author, 1 Jan 2010, IEEE. p. 1-4

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

Open Access
3 Citations (Scopus)
12 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)

A Voltage Controlled Oscillator Using IGZO Thin-Film Transistors

Keragodu, T., Tiwari, B., Nishtha, Bahubalindruni, P., Goes, J. & Barquinha, P., 26 Apr 2018, 2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-May. 8351175

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

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

A Voltage Limiter Circuit for Indoor Light Energy Harvesting Applications

Paulino, N. F. S. V., 2013, Technological Innovation for the Internet of Things. p. 441-448 8 p.

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)

Balun LNA with continuously controllable gain and with noise and distortion cancellation

Oliveira, L. A. B. G. D., Oliveira, J. P. A. D., Goes, J. C. D. P. & DEE Group Author, 1 Jan 2012, IEEE International Symposium on Circuits and Systems (ISCAS 2012). p. 2143-2146

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

Open Access
6 Citations (Scopus)

Blue-enhanced thin-film photodiode for dual-screen x-ray imaging

DEE Group Author & Vieira, M. M. D. A. C., 1 Jan 2009, In : Applied Physics Letters. 95, 26, p. 263505

Research output: Contribution to journalArticle

Open Access
6 Citations (Scopus)

Boron-doped nanocrystalline silicon thin films for solar cells

Vieira, M. M. D. A. C. & DEE Group Author, 1 Jan 2011, In : Applied Surface Science. 257, 21, p. 8901-8905

Research output: Contribution to journalArticle

Open Access
41 Citations (Scopus)