WORKSHOP PAPER
A DVS sensor with a Photovoltaic Receptor
Abstract
Dynamic Vision Sensors (DVS) face limitations due to noise-power trade-offs, pixel pitch constraints, and readout inefficiencies...Keywords
DVS sensor, photovoltaic, diode, solar cell, AER, event-based, vision sensor, asynchronous,References
1) P. Lichtsteiner et al., "A 128 × 128 120dB 15µs latency asynchronous temporal contrast vision sensor", IEEE Journal of Solid-State Circuits, 2008. https://doi.org/10.1109/jssc.2007.914337
2) M. Guo et al., "A Three-Wafer-Stacked Hybrid 15-MPixel CIS + 1-MPixel EVS With 4.6-GEvent/s Readout, In-Pixel TDC, and On-Chip ISP and ESP Function", IEEE Journal of Solid-State Circuits, 2023. https://doi.org/10.1109/jssc.2023.3303154
3) Y. Suh et al., "A 1280×960 Dynamic Vision Sensor with a 4.95-µm Pixel Pitch and Motion Artifact Minimization", IEEE International Symposium on Circuits and Systems (ISCAS), 2020. https://doi.org/10.1109/iscas45731.2020.9180436/video
4) G. Gallego et al., "Event-Based Vision: A Survey", IEEE Transactions on Pattern Analysis and Machine Intelligence, 2022. https://doi.org/10.1109/TPAMI.2022.2982738
5) B. Son et al., "4.1 a 640×480 dynamic vision sensor with a 9µm pixel and 300meps address-event representation", IEEE International Solid-State Circuits Conference (ISSCC), 2017. https://doi.org/10.1109/isscc.2017.7870263
6) T. Finateu et al., "5.10 a 1280×720 back-illuminated stacked temporal contrast event-based vision sensor with 4.86µm pixels, 1.066GEPS readout, programmable event-rate controller and compressive data-formatting pipeline", IEEE International Solid-State Circuits Conference - (ISSCC), 2020. https://doi.org/10.1109/isscc19947.2020.9063149
7) R. Graca et al., "Optimal biasing and physical limits of DVS event noise", CoRR, 2023. https://doi.org/10.48550/arXiv.2304.04019
8) P. Fernández-Peramo et al., "A Photovoltaic Dynamic Vision Sensor", IEEE Journal of Solid-State Circuits, 2025. https://doi.org/10.1109/jssc.2024.3524244
9) P. Fernández-Peramo et al., "Analytical Modeling of the Dependence of the Open-Circuit Voltage With Temperature in CMOS Photodiodes", IEEE Transactions on Electron Devices, 2024. https://doi.org/10.1109/ted.2024.3350549
10) D. S. Galbraith, "Signal and noise characteristics of photovoltaic P-N junction diodes", Ph.D. dissertation, University of British Columbia, 1957
11) B. J. McReynolds et al., "Experimental methods to predict dynamic camera performance", Optical Engineering, 2022. https://doi.org/10.1117/1.OE.61.7.074103
12) iniVation, "Specifications - current models", Tech. Rep., 2021