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A 5MHz-BW, 86.1dB-SNDR 4X Time-Interleaved 2nd-Order ΔΣ Modulator with Digital Feedforward Extrapolation in 28nm CMOS Conference paper
IEEE Symposium on VLSI Circuits, Digest of Technical Papers
Authors:  Jiang,Dongyang;  Qi,Liang;  Sin,Sai Weng;  Maloberti,Franco;  Martins,R. P.
Favorite |  | TC[WOS]:0 TC[Scopus]:1 | Submit date:2021/03/04
A 1.2V 86dB SNDR 500kHz BW Linear-Exponential Multi-Bit Incremental ADC Using Positive Feedback in 65nm CMOS Conference paper
Proceedings - 2019 IEEE Asian Solid-State Circuits Conference, A-SSCC 2019
Authors:  Wang,Biao;  Sin,Sai Weng;  Seng-Pan,U.;  Maloberti,Franco;  Martins,R. P.
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2021/03/09
Data Weighted Averaging  Linear-exponential  Multi-Bit Incremental ADC  Positive Feedback  
A High DR High-Input-Impedance Programmable-Gain ECG Acquisition Interface with Non-inverting Continuous Time Sigma-Delta Modulator Conference paper
Proceedings - 2019 IEEE Asian Solid-State Circuits Conference, A-SSCC 2019
Authors:  Liang,Junhao;  Sin,Sai Weng;  Seng-Pan,U.;  Maloberti,Franco;  Martins,R. P.;  Jiang,Hanjun
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2021/03/09
CT sigma delta AD converter  ECG  high impedance  non-invertering integrator  Programmable integrator  
Background Offset Calibration for Comparator Based on Temperature Drift Profile Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2019,Volume: 66,Issue: 10,Page: 1648-1652
Authors:  Li,Xiaochao;  Chan,Chi Hang;  Zhang,Qi;  Zhu,Yan;  Martins,R. P.
Favorite |  | TC[WOS]:0 TC[Scopus]:1 | Submit date:2021/03/09
background self-calibration  Offset drift  preamplifier comparator  
A 29mW 5GS/s Time-interleaved SAR ADC achieving 48.5dB SNDR with Fully-Digital Timing-Skew Calibration Based on Digital-Mixing Conference paper
IEEE Symposium on VLSI Circuits, Digest of Technical Papers
Authors:  Guo,Mingqiang;  Mao,Jiaji;  Sin,Sai Weng;  Wei,Hegong;  Martins,R. P.
Favorite |  | TC[WOS]:0 TC[Scopus]:4 | Submit date:2021/03/09
A 10b 1.6GS/s 12.2mW 7/8-way Split Time-interleaved SAR ADC with Digital Background Mismatch Calibration Conference paper
Proceedings of the Custom Integrated Circuits Conference
Authors:  Guo,Mingqiang;  Mao,Jiaji;  Sin,Sai Weng;  Wei,Hegong;  Martins,R. P.
Favorite |  | TC[WOS]:0 TC[Scopus]:3 | Submit date:2021/03/09
background mismatch calibration  SAR analog-to-digital converter (ADC)  split ADC  time-interleaved (TI) ADC  timing-skew calibration  
Many-objective sizing optimization of a class-C/D VCO for ultralow-power iot and ultralow-phase-noise cellular applications Journal article
IEEE Transactions on Very Large Scale Integration (VLSI) Systems, 2019,Volume: 27,Issue: 1,Page: 69-82
Authors:  Martins R.;  Lourenco N.;  Horta N.;  Yin J.;  Mak P.-I.;  Martins R.P.
Favorite |  | TC[WOS]:8 TC[Scopus]:12 | Submit date:2019/02/11
Dual-mode Voltage-controlled Oscillator (Voc)  Electronic Design Automation (Eda)  Many-objective Optimization  Multitest Bench Sizing Optimization  Radio Frequency (Rf) Integrated Circuits (Ics)  
A 10-MHz Bandwidth Two-Path Third-Order Σ Δ Modulator with Cross-Coupling Branches Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2018,Volume: 65,Issue: 10,Page: 1410-1414
Authors:  Feng D.;  Bonizzoni E.;  Maloberti F.;  Sin S.-W.;  Martins R.
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2019/02/11
cross-coupling  noise transfer function  polyphase decomposition  two-path  ΣΔ modulator  
Design and Optimization of a Class-C/D VCO for Ultra-Low-Power IoT and Cellular Applications Conference paper
SMACD 2018 - 15th International Conference on Synthesis, Modeling, Analysis and Simulation Methods and Applications to Circuit Design
Authors:  Martins R.;  Lourenco N.;  Horta N.;  Yin J.;  Mak P.-I.;  Martins R.P.
Favorite |  | TC[WOS]:0 TC[Scopus]:0 | Submit date:2019/02/11
A 0.4V 4.8μW 16MHz CMOS crystal oscillator achieving 74-fold startup-time reduction using momentary detuning Conference paper
Proceedings - IEEE International Symposium on Circuits and Systems, Baltimore, MD, MAY 28-31, 2017
Authors:  Ka-Meng Lei;  Pui-In Mak;  R. P. Martins
Favorite |  | TC[WOS]:1 TC[Scopus]:5 | Submit date:2019/02/11
Cmos  Crystal Oscillator  Fast Startup  Low-power  Low-voltage  Ultra-low-power