A brief history of image sensors in the optical
Sign Up to like & getrecommendations! Published in 2023 at "Astronomische Nachrichten"
DOI: 10.1002/asna.20230066
Abstract: Image sensors, most notably the Charge Coupled Device (CCD), have revolutionized observational astronomy as perhaps the most important innovation after photography. Since the 50th anniversary of the invention of the CCD has passed in 2019,… read more here.
Keywords: history image; brief history; image sensors; sensors optical ... See more keywords
Light-Powered Starter for Micro-Power Boost DC–DC Converter for CMOS Image Sensors
Sign Up to like & getrecommendations! Published in 2020 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-019-01194-y
Abstract: The design of a starter for a low-voltage, micro-power boost DC–DC converter intended for powering CMOS image sensors is presented. A unique feature of the starter is extremely low current, below 1 nA, supplying its control… read more here.
Keywords: image sensors; micro power; cmos image; boost converter ... See more keywords
Hydrogen diffusion behavior in CH2P-molecular-ion-implanted silicon wafers for CMOS image sensors
Sign Up to like & getrecommendations! Published in 2022 at "Materials Science in Semiconductor Processing"
DOI: 10.1016/j.mssp.2021.106211
Abstract: Abstract Three-dimensional (3D) stacked complementary metal oxide semiconductor (CMOS) image sensors require reduction in leakage current due to interface state defects at the SiO2/Si interface. Hydrocarbon molecular ion implanted silicon wafers have identified the hydrogen… read more here.
Keywords: molecular ion; image sensors; cmos image; ion ... See more keywords
Graphene: Image sensors go broadband
Sign Up to like & getrecommendations! Published in 2017 at "Nature Photonics"
DOI: 10.1038/nphoton.2017.83
Abstract: The demonstration of a quantum dot-sensitized graphene image sensor that offers a very broad spectral response and that is integrated with silicon CMOS technology could potentially be a new cost-effective chip platform for hyperspectral imaging… read more here.
Keywords: image sensors; image; graphene image; sensors broadband ... See more keywords
Organic photodetectors with frustrated charge transport for small-pitch image sensors
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Physics"
DOI: 10.1063/1.5102179
Abstract: We demonstrate a frustrated organic photodetector (F-OPD) that utilizes frustrated charge-transport to quench forward-bias current and provide a low-current, light-independent OFF state. Photocurrent is collected efficiently with − 3 V reverse-bias recovering the sensitive OPD response… read more here.
Keywords: image sensors; image; charge transport; frustrated charge ... See more keywords
CMOS image sensors in ISSCC 2023
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Semiconductors"
DOI: 10.1088/1674-4926/44/4/040202
Abstract: In IEEE International Solid-State Circuits Conference (ISSCC) 2023, CMOS process is still the dominating fabrication technology for image sensors, and three-dimensional (3D) wafer-stacked process with Cu–Cu pixel-level connection has been adopted to achieve small pixel… read more here.
Keywords: isscc 2023; 2023 cmos; sensors isscc; cmos image ... See more keywords
Dual-Prior Integrated Image Reconstruction for Quanta Image Sensors Using Multi-Agent Consensus Equilibrium
Sign Up to like & getrecommendations! Published in 2023 at "IEEE/CAA Journal of Automatica Sinica"
DOI: 10.1109/jas.2023.123390
Abstract: Quanta image sensors (QIS) are a new type of single-photon imaging device that can oversample the light field to generate binary bit-streams. The reconstruction for QIS refers to the recovery of original scenes from these… read more here.
Keywords: image sensors; reconstruction; dual prior; quanta image ... See more keywords
Zero-Transition Serial Encoding for Image Sensors
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2017.2669921
Abstract: Off-chip serial buses are the most common interfaces between sensors and processing elements in embedded systems. Due to their length, these connections dissipate a large amount of energy, contributing significantly to the total consumption of… read more here.
Keywords: transition serial; image; energy; image sensors ... See more keywords
Compact Modeling of Charge Transfer in Pinned Photodiodes for CMOS Image Sensors
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2875946
Abstract: In this paper, we propose a physics-based compact model of the pinned photodiode (PPD) combined with the transfer gate. A set of analytical expressions is derived for the 2-D electrostatic profile, the PPD capacitance, and… read more here.
Keywords: image sensors; cmos image; model; transfer ... See more keywords
Power Efficiency Figure of Merit for Image Sensors
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2882857
Abstract: A new figure of merit (FoM) is developed with a theory, which enables the comparison of power efficiency of different image sensors based only on the pixel array size, frame rate, and total power consumption.… read more here.
Keywords: power efficiency; image sensors; power; image ... See more keywords
Clusters of Spikes in CMOS Image Sensors Irradiated by Protons and Neutrons
Sign Up to like & getrecommendations! Published in 2018 at "Technical Physics Letters"
DOI: 10.1134/s106378501811010x
Abstract: The distribution of pixels with high-value dark current in CMOS image sensors irradiated by protons with the energy of 1000 MeV and neutrons with a continuous spectrum simulating the energy spectrum of atmospheric neutrons is… read more here.
Keywords: irradiated protons; image sensors; cmos image; sensors irradiated ... See more keywords