Results 41 to 50 of about 49,708 (287)

Evaluation of Two Dental Digital Imaging Systems Based on Quality Scorings, Burn-Out Effects and Cervical Width Determination

open access: yesBalkan Journal of Dental Medicine, 2020
Background/Aim: The aim of the present study is to evaluate diagnostic accuracy of two generic image receptors with CMOS and PSP sensors for image quality scoring (IQS), burnout incidences (BI) and cervical widths (CW) with regard to four different ...
Aydin Kader Cesur   +3 more
doaj   +1 more source

A polarisation‐analysing CMOS image sensor for sensitive polarisation modulation detection

open access: yesElectronics Letters, 2021
In this study, a polarisation‐analysing CMOS image sensor is fabricated for sensitive polarisation modulation detection. Although the image sensor with on‐pixel polarisers can image the incident polarisation collectively, its sensitivity to a weak ...
R. Okada   +5 more
doaj   +1 more source

Novel readout circuit architecture for CMOS image sensors minimizing RTS noise [PDF]

open access: yes, 2011
This letter presents a novel readout architecture and its associated readout sequence for complementary metal–oxide– semiconductor (CMOS) image sensors (CISs) based on switch biasing techniques in order to reduce noisy pixel numbers induced by in-pixel
Magnan, Pierre   +1 more
core   +1 more source

Dye-Containing Methacrylic Polymers in the Composition of Photo Resists for Complementary Metal Oxide Semiconductor Image Sensors

open access: yesEurasian Chemico-Technological Journal, 2009
The trend in the development and manufacturing of Complementary Metal Oxide Semiconductor (CMOS) image sensors is to miniaturize pixels on the chips and hence to improve their imaging characteristics by providing a higher image resolution.
E. J. Jeong   +7 more
doaj   +1 more source

Low power CMOS iImage sensor for face recognition [PDF]

open access: yes, 2020
Imaging system is suitable for different purposes, depending upon their final application. Digital cameras, camcorders, webcams, security cameras or infrared (IR) cameras are well-known imaging systems.
Chan, Kit Heng, Ruslan, Siti Hawa
core  

Dynamic range optimisation of CMOS image sensors dedicated to space applications [PDF]

open access: yes, 2007
Nowadays, CMOS image sensors are widely considered for space applications. Their performances have been significantly enhanced with the use of CIS (CMOS Image Sensor) processes in term of dark current, quantum efficiency and conversion gain.
Boucher, Luc   +5 more
core   +1 more source

Radiation Effects in Pinned Photodiode CMOS Image Sensors: Pixel Performance Degradation Due to Total Ionizing Dose [PDF]

open access: yes, 2012
Several Pinned Photodiode (PPD) CMOS Image Sensors (CIS) are designed, manufactured, characterized and exposed biased to ionizing radiation up to 10 kGy(SiO2 ).
Cervantes, Paola   +12 more
core   +3 more sources

Impact of proton radiation and annealing of CMOS image sensors on star sensor performance

open access: yesAIP Advances
Star sensors play a crucial role as high-precision optical attitude navigation devices in satellite attitude control systems. The CMOS image sensor is an important component of the imaging system of the star sensor and experiences performance degradation
Yi-Hao Cui   +5 more
doaj   +1 more source

Form Factor Improvement of Smart-Pixels for Vision Sensors through 3-D Vertically- Integrated Technologies [PDF]

open access: yes, 2014
While conventional CMOS active pixel sensors embed only the circuitry required for photo-detection, pixel addressing and voltage buffering, smart pixels incorporate also circuitry for data processing, data storage and control of data interchange.
Brea Sánchez, Víctor Manuel   +7 more
core   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

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