Luis Hernández

CoRR, 2023

Analysis of in-band Spurious Tones of VCO-based Analog Filters and Mitigation Techniques.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2023

A CMOS LIF neuron based on a charge-powered oscillator with time-domain threshold logic.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2023

Validation of a CMOS SNN network based on a time-domain threshold neuron circuit achieving 114.90 pJ/inference on MNIST.

[BibT_eX]

[DOI]

Diego Garcia

Javier Granizo

Proceedings of the 5th IEEE International Conference on Artificial Intelligence Circuits and Systems, 2023

2022

Optimal reconfiguration instant in ΣΔ Modulators.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

A maximally-digital VCO-ADC with inherent mixing input capability.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

A Phase-Encoded Voice Features Extraction Circuit Using Digital Mixers and Analog Filters based on Ring Oscillators.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

A 55nm CMOS Linearized Oscillator for Audio VCO-ADCs achieving 78dBA of SNDR with $153\mu \mathrm{W}$.

[BibT_eX]

[DOI]

Proceedings of the 29th IEEE International Conference on Electronics, Circuits and Systems, 2022

2021

A 73dB-A Audio VCO-ADC Based on a Maximum Length Sequence Generator in 130nm CMOS.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. II Express Briefs, 2021

2020

Low Power Phase-Encoded MAC Accelerator for Smart Sensors with VCO-based ADCs.

[BibT_eX]

[DOI]

Proceedings of the 63rd IEEE International Midwest Symposium on Circuits and Systems, 2020

A Model of Continuous-Time Sigma Delta Modulation Based on Pulse Frequency Encoding.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

VCO-ADC Linearization by Switched Capacitor Frequency-to-Current Conversion.

[BibT_eX]

[DOI]

Rubén Garvi

Carlos Perez

Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

2019

A Pulse Frequency Modulation VCO-ADC in 40 nm.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. II Express Briefs, 2019

Clock Jitter Analysis of Continuous-Time ΣΔ Modulators Based on a Relative Time-Base Projection.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. I Regul. Pap., 2019

A VCO-Based CMOS Readout Circuit for Capacitive MEMS Microphones.

[BibT_eX]

[DOI]

Sensors, 2019

VCO-based Feature Extraction Architecture for Low Power Speech Recognition Applications.

[BibT_eX]

[DOI]

Proceedings of the 62nd IEEE International Midwest Symposium on Circuits and Systems, 2019

VCO-ADCs with a Quadrature Band-Pass Noise-Transfer-Function.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2019

Continuous Time Sigma-Delta Modulator with VCO-based integrators and optimized NTF zeros.

[BibT_eX]

[DOI]

Victor Medina

Proceedings of the 26th IEEE International Conference on Electronics, Circuits and Systems, 2019

Resolution Enhancement of VCO-based ADCs by Passive Interpolation and Phase Injection.

[BibT_eX]

[DOI]

Proceedings of the XXXIV Conference on Design of Circuits and Integrated Systems, 2019

2018

A Pulse Frequency Modulation Interpretation of VCOs Enabling VCO-ADC Architectures With Extended Noise Shaping.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. I Regul. Pap., 2018

SNDR Limits of Oscillator-Based Sensor Readout Circuits.

[BibT_eX]

[DOI]

Sensors, 2018

0.04-mm2 103-dB-A Dynamic Range Second-Order VCO-Based Audio ΣΔ ADC in 0.13-µm CMOS.

[BibT_eX]

[DOI]

IEEE J. Solid State Circuits, 2018

VCO-ADC Resolution Enhancement Using Maximum Length Sequences.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Circuits and Systems, 2018

Why and How VCO-based ADCs can improve instrumentation applications.

[BibT_eX]

[DOI]

Proceedings of the 25th IEEE International Conference on Electronics, Circuits and Systems, 2018

Optimal NTF zero placement in MASH VCO-ADCs with higher order noise shaping.

[BibT_eX]

[DOI]

Proceedings of the 25th IEEE International Conference on Electronics, Circuits and Systems, 2018

A Highly Linear Ring Oscillator for VCO-based ADCs in 65-nm CMOS.

[BibT_eX]

[DOI]

Proceedings of the 25th IEEE International Conference on Electronics, Circuits and Systems, 2018

2017

Noise-shaping time-interleaved ADC based on a single ring oscillator and a sampling array.

[BibT_eX]

[DOI]

Proceedings of the IEEE 60th International Midwest Symposium on Circuits and Systems, 2017

2016

Frequency-encoded integrators applied to filtering and sigma-delta modulation.

[BibT_eX]

[DOI]

Fernando Cardes

Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

2015

Analytical Evaluation of VCO-ADC Quantization Noise Spectrum Using Pulse Frequency Modulation.

[BibT_eX]

[DOI]

IEEE Signal Process. Lett., 2015

A noise coupled ΣΔ architecture using a Non Uniform Quantizer.

[BibT_eX]

[DOI]

Juan A. Torreño

Laura Conesa-Peraleja

Dietmar Straeussnigg

Proceedings of the Nordic Circuits and Systems Conference, 2015

Spectral analysis of multibit VCO-ADCs and PFM-ADCs with sinusoidal inputs.

[BibT_eX]

[DOI]

Proceedings of the 2015 IEEE International Symposium on Circuits and Systems, 2015

A MEMS microphone interface based on a CMOS LC oscillator and a digital sigma-delta modulator.

[BibT_eX]

[DOI]

Proceedings of the 2015 IEEE International Symposium on Circuits and Systems, 2015

2014

A low power and low distortion VCO based ADC using a pulse frequency modulator.

[BibT_eX]

[DOI]

Proceedings of the IEEE 57th International Midwest Symposium on Circuits and Systems, 2014

A time-encoding CMOS capacitive sensor readout circuit with flicker noise reduction.

[BibT_eX]

[DOI]

Proceedings of the IEEE 57th International Midwest Symposium on Circuits and Systems, 2014

A 0.03mm2, 40nm CMOS 1.5GS/s all-digital complementary PWM-GRO.

[BibT_eX]

[DOI]

Proceedings of the 21st IEEE International Conference on Electronics, Circuits and Systems, 2014

A digitally corrected ADC using a passive pulse frequency modulator.

[BibT_eX]

[DOI]

Proceedings of the 21st IEEE International Conference on Electronics, Circuits and Systems, 2014

2013

A multi-stage and time-based continuous time ΣΔ Architecture using a Gated Ring Oscillator.

[BibT_eX]

[DOI]

Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013

A distortion corrected passive RC noise shaping ADC for biomedical applications.

[BibT_eX]

[DOI]

Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013

2012

Analysis of VCO based noise shaping ADCs linearized by PWM modulation.

[BibT_eX]

[DOI]

Proceedings of the 19th IEEE International Conference on Electronics, Circuits and Systems, 2012

2011

A 7 mW 20 MHz BW Time-Encoding Oversampling Converter Implemented in a 0.08 mm 2 65 nm CMOS Circuit.

[BibT_eX]

[DOI]

IEEE J. Solid State Circuits, 2011

1.4V 13μW 83dB DR CT-ΣΔ modulator with Dual-Slope quantizer and PWM DAC for biopotential signal acquisition.

[BibT_eX]

[DOI]

Refet Firat Yazicioglu

Chris Van Hoof

Proceedings of the 37th European Solid-State Circuits Conference, 2011

2010

Continuous Time Cascade Sigma Delta Modulator without digital cancellation filters.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Exploiting time resolution in nanometre CMOS data converters.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

A time encoded decimation filter for noise shaped power DACs.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

A 0.08 mm2, 7mW Time-Encoding Oversampling Converter with 10 bits and 20MHz BW in 65nm CMOS.

[BibT_eX]

[DOI]

Proceedings of the 36th European Solid-State Circuits Conference, 2010

2009

A 1.2-MHz 10-bit Continuous-Time Sigma-Delta ADC Using a Time Encoding Quantizer.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. II Express Briefs, 2009

A 0.1 mm2, Wide Bandwidth Continuous-Time ΔΣ ADC Based on a Time Encoding Quantizer in 0.13 µm CMOS.

[BibT_eX]

[DOI]

IEEE J. Solid State Circuits, 2009

Second-order multi-bit ΣΔ ADC using a Pulse-Width Modulated DAC and an integrating quantizer.

[BibT_eX]

[DOI]

Proceedings of the 16th IEEE International Conference on Electronics, 2009

2008

Analog-to-Digital Conversion Using Noise Shaping and Time Encoding.

[BibT_eX]

[DOI]

IEEE Trans. Circuits Syst. I Regul. Pap., 2008

A subsampling bandpass SigmaDelta modulator with lumped and distributed resonators.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

A one-path quadrature bandpass ΣΔ modulator based on distributed resonators at 25 MHz IF.

[BibT_eX]

[DOI]

Stijn Reekmans

Proceedings of the 15th IEEE International Conference on Electronics, Circuits and Systems, 2008

An A/D converter based on pulse width modulation and the walsh-hadamard transform.

[BibT_eX]

[DOI]

Proceedings of the 15th IEEE International Conference on Electronics, Circuits and Systems, 2008

Resolution enhancement of sigma-delta modulators using a tracking digital filter.

[BibT_eX]

[DOI]

Proceedings of the 15th IEEE International Conference on Electronics, Circuits and Systems, 2008

2007

A Subsampling Quadrature Σ∆ Modulator Based on Distributed Resonators for Use in Radio Receiver.

[BibT_eX]

[DOI]

Stijn Reekmans

IEEE Trans. Circuits Syst. II Express Briefs, 2007

2006

Clock jitter compensation for current steering DACs.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Spectral shaping of clock jitter errors for continuous time sigma-delta modulators.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

A continuous-time band-pass Sigma Delta modulator implemented in 0.35µm BiCMOS using transmission lines.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

A 2-2 Discrete Time Cascaded ΣΔ Modulator With NTF Zero Using Interstage Feedback.

[BibT_eX]

[DOI]

Manuel Sanchez-Renedo

Proceedings of the 13th IEEE International Conference on Electronics, 2006

Design of Cascaded Continuous-Time Sigma-Delta Modulators.

[BibT_eX]

[DOI]

Manuel Sanchez-Renedo

David San Segundo

Proceedings of the 13th IEEE International Conference on Electronics, 2006

Analog to digital conversion using a Pulse Width Modulator and an irregular sampling decoder.

[BibT_eX]

[DOI]

Proceedings of the 13th IEEE International Conference on Electronics, 2006

2005

Synthesis of sigma delta modulators employing continuous time delays.

[BibT_eX]

[DOI]

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

2004

A 70-mW 300-MHz CMOS continuous-time ΣΔ ADC with 15-MHz bandwidth and 11 bits of resolution.

[BibT_eX]

[DOI]

IEEE J. Solid State Circuits, 2004

Modelling and optimization of low pass continuous-time sigma delta modulators for clock jitter noise reduction.

[BibT_eX]

Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

A jitter insensitive continuous-time ΣΔ modulator using transmission lines.

[BibT_eX]

[DOI]

Proceedings of the 2004 11th IEEE International Conference on Electronics, 2004

Linearity enhancement techniques in low OSR, high clock rate multi-bit continuous-time sigma-delta modulators.

[BibT_eX]

[DOI]

Thomas Pötscher

Proceedings of the IEEE 2004 Custom Integrated Circuits Conference, 2004

2003

Continuous time sigma-delta modulators with transmission line resonators and improved jitter and excess loop delay performance.

[BibT_eX]

[DOI]

Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

A 15 MHz bandwidth sigma-delta ADC with 11 bits of resolution in 0.13μm CMOS.

[BibT_eX]

[DOI]

Proceedings of the ESSCIRC 2003, 2003

2002

A superregenerative receiver for phase and frequency modulated carriers.

[BibT_eX]

[DOI]

Proceedings of the 2002 International Symposium on Circuits and Systems, 2002

1999

A continuous-time noise-shaping modulator for logarithmic A/D conversion.

[BibT_eX]

[DOI]