A 256× 256 45/65nm 3D-stacked SPAD-based direct TOF image sensor for LiDAR applications with optical polar modulation for up to 18.6 dB interference suppression AR Ximenes, P Padmanabhan, MJ Lee, Y Yamashita, DN Yaung, ... 2018 IEEE International Solid-State Circuits Conference-(ISSCC), 96-98, 2018 | 113 | 2018 |
High-performance back-illuminated three-dimensional stacked single-photon avalanche diode implemented in 45-nm CMOS technology MJ Lee, AR Ximenes, P Padmanabhan, TJ Wang, KC Huang, ... IEEE Journal of selected topics in quantum electronics 24 (6), 1-9, 2018 | 89 | 2018 |
A modular, direct time-of-flight depth sensor in 45/65-nm 3-D-stacked CMOS technology AR Ximenes, P Padmanabhan, MJ Lee, Y Yamashita, DN Yaung, ... IEEE Journal of Solid-State Circuits 54 (11), 3203-3214, 2019 | 82 | 2019 |
7.4 A 256× 128 3D-stacked (45nm) SPAD FLASH LiDAR with 7-level coincidence detection and progressive gating for 100m range and 10klux background light P Padmanabhan, C Zhang, M Cazzaniga, B Efe, AR Ximenes, MJ Lee, ... 2021 IEEE International Solid-State Circuits Conference (ISSCC) 64, 111-113, 2021 | 54 | 2021 |
Fractional-N frequency synthesizer incorporating cyclic digital-to-time and time-to-digital circuit pair GS Vlachogiannakis, AR Ximenes, RB Staszewski US Patent 9,722,537, 2017 | 48 | 2017 |
A back-illuminated 3D-stacked single-photon avalanche diode in 45nm CMOS technology MJ Lee, AR Ximenes, P Padmanabhan, TJ Wang, KC Huang, ... 2017 IEEE International Electron Devices Meeting (IEDM), 16.6. 1-16.6. 4, 2017 | 31 | 2017 |
Mutually coupled time-to-digital converters (TDCs) for direct time-of-flight (dTOF) image sensors A Ronchini Ximenes, P Padmanabhan, E Charbon Sensors 18 (10), 3413, 2018 | 22 | 2018 |
An ultracompact 9.4–14.8-GHz transformer-based fractional-N all-digital PLL in 40-nm CMOS A Ximenes, G Vlachogiannakis, RB Staszewski IEEE Transactions on Microwave Theory and Techniques 65 (11), 4241-4254, 2017 | 17 | 2017 |
Fractional-N all digital phase locked loop incorporating look ahead time to digital converter GS Vlachogiannakis, AR Ximenes, RB Staszewski US Patent 9,455,667, 2016 | 17 | 2016 |
A 0.034mm2, 725fs RMS jitter, 1.8%/V frequency-pushing, 10.8–19.3GHz transformer-based fractional-N all-digital PLL in 10nm FinFET CMOS CC Li, TH Tsai, MS Yuan, CC Liao, CH Chang, TC Huang, HY Liao, ... 2016 IEEE Symposium on VLSI Circuits (VLSI-Circuits), 1-2, 2016 | 14 | 2016 |
Split transformer based LC-tank digitally controlled oscillator AR Ximenes, RB Staszewski US Patent 9,374,036, 2016 | 12 | 2016 |
Analog automatic gain control (AGC) CMOS WLAN direct conversion receiver (DCR) AR Ximenes, JW Swart 2011 SBMO/IEEE MTT-S International Microwave and Optoelectronics Conference …, 2011 | 10 | 2011 |
Autonomous gating selection to reduce noise in direct time-of-flight depth sensing AR Ximenes, M Hall US Patent 11,585,937, 2023 | 9 | 2023 |
A wideband noise canceling low-noise amplifier for 50MHz–5GHz wireless receivers in CMOS technology AR Ximenes, JW Swart 2011 IEEE 9th International New Circuits and systems conference, 197-200, 2011 | 9 | 2011 |
A compact transformer-based fractional-N ADPLL in 10-nm FinFET CMOS CC Li, MS Yuan, CC Liao, CH Chang, YT Lin, TH Tsai, TC Huang, ... IEEE Transactions on Circuits and Systems I: Regular Papers 68 (5), 1881-1891, 2021 | 7 | 2021 |
Mutually coupled ring oscillators for large array time-of-flight imagers AR Ximenes, P Padmanabhan, E Charbon Proceedings of the 2017 International Image Sensor Workshop (IISW …, 2017 | 7 | 2017 |
DC-Coupled Buffer Circuit For High Speed Oscillators AR Ximenes, RB Staszewski US Patent App. 14/831,119, 2016 | 7 | 2016 |
O impacto ambiental devido a política de crescimento da frota de veículos A Ronchini Ximenes, A Girardello Merli, E Monteagudo de Campos, ... Revista Ciências do Ambiente On-Line 4 (2), 2010 | 7 | 2010 |
Dual-path digital-to-time converter AR Ximenes, BW Verbruggen, C Erdmann US Patent 10,320,401, 2019 | 4 | 2019 |
Time-to-digital converter for depth sensing AR Ximenes, M Hall US Patent 11,215,712, 2022 | 3 | 2022 |