| A pulse frequency modulation interpretation of VCOs enabling VCO-ADC architectures with extended noise shaping E Gutierrez, L Hernandez, F Cardes, P Rombouts IEEE Transactions on Circuits and Systems I: Regular Papers 65 (2), 444-457, 2017 | 84 | 2017 |
| 0.04-mm2103-dB-A Dynamic Range Second-Order VCO-Based AudioADC in 0.13-m CMOS F Cardes, E Gutierrez, A Quintero, C Buffa, A Wiesbauer, L Hernandez IEEE Journal of Solid-State Circuits 53 (6), 1731-1742, 2018 | 81 | 2018 |
| Analytical evaluation of VCO-ADC quantization noise spectrum using pulse frequency modulation L Hernandez, E Gutierrez IEEE Signal Processing Letters 22 (2), 249-253, 2014 | 44 | 2014 |
| SNDR limits of oscillator-based sensor readout circuits F Cardes, A Quintero, E Gutierrez, C Buffa, A Wiesbauer, L Hernandez Sensors 18 (2), 445, 2018 | 41 | 2018 |
| Why and How VCO-based ADCs can improve instrumentation applications E Gutierrez, P Rombouts, L Hernandez 2018 25th IEEE International Conference on Electronics, Circuits and Systems …, 2018 | 21 | 2018 |
| Frequency-encoded integrators applied to filtering and sigma-delta modulation L Hernandez, E Gutierrez, F Cardes 2016 IEEE International Symposium on Circuits and Systems (ISCAS), 478-481, 2016 | 19 | 2016 |
| A highly linear ring oscillator for VCO-based ADCs in 65-nm CMOS LM Alvero-Gonzalez, E Gutierrez, L Hernandez 2018 25th IEEE International Conference on Electronics, Circuits and Systems …, 2018 | 18 | 2018 |
| A pulse frequency modulation VCO-ADC in 40 nm E Gutierrez, C Perez, L Hernandez, F Cardes, V Petrescu, S Walter, ... IEEE Transactions on Circuits and Systems II: Express Briefs 66 (1), 51-55, 2018 | 17 | 2018 |
| Oversampled ADC based on pulse frequency modulator and TDC L Hernández, E Gutiérrez Electronics Letters 50 (7), 498-499, 2014 | 14 | 2014 |
| Spectral analysis of multibit VCO-ADCs and PFM-ADCs with sinusoidal inputs E Gutierrez, L Hernandez 2015 IEEE International Symposium on Circuits and Systems (ISCAS), 1258-1261, 2015 | 13 | 2015 |
| VCO-based feature extraction architecture for low power speech recognition applications E Gutierrez, C Perez, F Hernandez, L Hernandez 2019 IEEE 62nd International Midwest Symposium on Circuits and Systems …, 2019 | 12 | 2019 |
| VCO‐based ADC with a simplified DAC for non‐linearity correction A Quintero, C Perez, E Gutierrez, L Hernandez Electronics Letters 54 (13), 813-815, 2018 | 11 | 2018 |
| VCO‐based sturdy MASH ADC architecture E Gutierrez, L Hernandez, F Cardes Electronics Letters 53 (1), 14-16, 2017 | 11 | 2017 |
| Ring-oscillator with multiple transconductors for linear analog-to-digital conversion LM Alvero-Gonzalez, V Medina, V Kampus, S Paton, L Hernandez, ... Electronics 10 (12), 1408, 2021 | 9 | 2021 |
| Noise-shaping time-interleaved ADC based on a single ring oscillator and a sampling array A Quintero, C Perez, E Gutierrez, L Hernández, S Paton 2017 IEEE 60th International Midwest Symposium on Circuits and Systems …, 2017 | 7 | 2017 |
| VCO-ADC linearization by switched capacitor frequency-to-current conversion R Garvi, LM Alvero-Gonzalez, C Perez, E Gutierrez, L Hernandez 2020 IEEE International Symposium on Circuits and Systems (ISCAS), 1-5, 2020 | 6 | 2020 |
| Time-encoding-based ultra-low power features extraction circuit for speech recognition tasks E Gutierrez, C Perez, F Hernandez, L Hernandez Electronics 9 (3), 418, 2020 | 5 | 2020 |
| A Model of Continuous-Time Sigma Delta Modulation Based on Pulse Frequency Encoding V Medina, S Paton, E Gutierrez, L Hernandez 2020 IEEE International Symposium on Circuits and Systems (ISCAS), 1-5, 2020 | 4 | 2020 |
| Optimal NTF zero placement in MASH VCO-ADCs with higher order noise shaping E Gutierrez, L Hernandez, S Paton, P Rombouts 2018 25th IEEE International Conference on Electronics, Circuits and Systems …, 2018 | 4 | 2018 |
| A 0.03mm2, 40nm CMOS 1.5GS/s all-digital complementary PWM-GRO E Prefasi, E Gutierrez, L Hernández, S Paton, S Walter, U Gaier 2014 21st IEEE International Conference on Electronics, Circuits and Systems …, 2014 | 4 | 2014 |
