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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  |  View/Download:7/0  |  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.
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cross-coupling  noise transfer function  polyphase decomposition  two-path  ΣΔ modulator  
Metastablility in SAR ADCs Journal article
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, 2017,Volume: 64,Issue: 2,Page: 111-115
Authors:  Chi-Hang Chan;  Yan Zhu;  Sai-Weng Sin;  Boris Murmann;  Seng-Pan U;  R. P. Martins
Favorite  |  View/Download:14/0  |  Submit date:2018/10/30
Analog-to-digital Converter (Adc)  Comparator  Metastability  Successive Approximation Register (Sar)  
A 2-μm InGaP/GaAs class-J power amplifier for multi-band LTE achieving 35.8-dB gain, 40.5% to 55.8% PAE and 28-dBm linear output power Journal article
IEEE Transactions on Microwave Theory and Techniques, 2016,Volume: 64,Issue: 1,Page: 200-209
Authors:  U. R. Jagadheswaran;  Harikrishnan Ramiah;  Pui-In Mak;  Rui P. Martins
Favorite  |  View/Download:4/0  |  Submit date:2019/02/11
Adjacent Channel Leakage Ratio (Aclr)  Error Vector Magnitude (Evm)  Gallium-arsenide (Gaas)  Long-term Evolution (Lte)  Power Amplifier (Pa)  Power-added Efficiency (Pae)  Quadrature Amplitude Modulation (Qam)  
Enhanced RFICs in nanoscale CMOS Journal article
IEEE Microwave Magazine, 2012,Volume: 13,Issue: 6,Page: 80-89
Authors:  Mak P.-I.;  Martins R.
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A frequency-translation technique for low-noise ultra-low-cutoff lowpass filtering Journal article
Analog Integrated Circuits and Signal Processing, 2012,Volume: 72,Issue: 1,Page: 265-269
Authors:  Pui-In Mak;  Chon-Teng Ma;  R. P. Martins
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Lowpass Filter  Bandpass Filter  Frequency Translation  Cmos  
Double recycling technique for folded-cascode OTA Journal article
Analog Integrated Circuits and Signal Processing, 2012,Volume: 71,Issue: 1,Page: 137-141
Authors:  Zushu Yan;  Pui-In Mak;  R. P. Martins
Favorite  |  View/Download:6/0  |  Submit date:2018/10/30
Operational Transconductance Amplifier (Ota)  Current Recycling  Folded-cascode  Cmos  
Design and experimental verification of a power effective Flash-SAR subranging ADC Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2010,Volume: 57,Issue: 8,Page: 607-611
Authors:  U-Fat Chio;  He-Gong Wei;  Yan Zhu;  Sai-Weng Sin;  Seng-Pan U;  R. P. Martins;  Franco Maloberti
Favorite  |  View/Download:19/0  |  Submit date:2019/02/11
Analog-to-digital Converter (Adc)  Digital Error Correction (Dec)  Flash Adc  Sar Adc  Subranging Adc  
A rapid power-switchable track-and-hold amplifier in 90-nm CMOS Journal article
IEEE Transactions on Circuits and Systems II: Express Briefs, 2010,Volume: 57,Issue: 1,Page: 16
Authors:  He-Gong Wei;  U-Fat Chio;  Yan Zhu;  Sai-Weng Sin;  Seng-Pan U;  R. P. Martins
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High-accuracy  High-speed  Power Switchable  Track-and-hold (T/h)  
Generalized circuit techniques for low-voltage high-speed reset- and switched-opamps Journal article
IEEE Transactions on Circuits and Systems I: Regular Papers, 2008,Volume: 55,Issue: 8,Page: 2188-2201
Authors:  Sai-Weng Sin;  Seng-Pan U;  R. P. Martins
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Common-mode Feedback (Cmfb)  Finite-gain Compensation (Fgc)  Low Voltage (Lv)  Reset-opamp (Ro)  Switched-capacitor (Sc) Circuits  Switched-opamp (So)