Digital CDS for image sensors with dominant white and 1/f noise

KD Stefanov - Journal of Instrumentation, 2015 - iopscience.iop.org
This paper investigates the performance of digital correlated double sampling (DCDS) for
processing of image sensor signals in the presence of white and 1/f noise. The DCDS is …

Optimal CCD readout by digital correlated double sampling

C Alessandri, A Abusleme, D Guzman… - Monthly Notices of …, 2016 - academic.oup.com
Digital correlated double sampling (DCDS), a readout technique for charge-coupled devices
(CCD), is gaining popularity in astronomical applications. By using an oversampling ADC …

Detailed modeling of the video signal and optimal readout of charge‐coupled devices

F Chierchie, G Fernandez Moroni… - … Journal of Circuit …, 2020 - Wiley Online Library
This article provides a practical design methodology to calculate an optimal filter for noise
reduction in the readout of charge‐coupled devices (CCDs) taking into account the charge …

Time of flight distance sensor

CJ Morcom - US Patent 10,908,266, 2021 - Google Patents
(57) ABSTRACT A time of flight sensor has a photosensitive image region (1) comprising a
linear array of M pixels; a storage region (2) comprising M columns of N storage elements …

A Fully Integrated 0.055% INL X-ray CCD Readout ASIC with Incremental

Y Wang, X Cao, Q Yu, T Yi, B Lu… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
A fully integrated 100 kHz X-ray charge coupled device (CCD) readout application specific
integrated circuit (ASIC) employing delta sigma () digitization is presented. To achieve high …

CDS circuit with BLA function for X‐ray CCD applications

B Lu, Y Chen, J Luo, Y Zhou - Electronics Letters, 2017 - Wiley Online Library
Correlated double sampling (CDS) circuits are essential to process the X‐ray charge‐
coupled devices (CCDs) that have been used in the modern X‐ray astronomical field. A …

In-orbit real-time CMOS TDI detector validation and control to meet constant imaging quality over the mission life time

J Buschek, K Manthey, A Eckardt… - Earth Observing …, 2022 - spiedigitallibrary.org
The Institute of Optical Sensor Systems (OS) at the Robotics and Mechatronics Center of the
German Aerospace Center (DLR) has more than 35 years of experience with high-resolution …

A Digital CCD Noise Reduction Technique Experimentally Tested on a Large Batch of Scientific Sensors

AJ Lapi, CRC Blanco, F Chierchie… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this article, a digital optimal-filtering method is proposed for reducing readout noise in
charge-coupled devices (CCDs). The technique includes a number of noise sources that …

A Study of -CDS Algorithm for X-Ray CCD Applications

B Lu, Y Chen, Y Zhou, X Cao, Y Wang… - … on Nuclear Science, 2019 - ieeexplore.ieee.org
Correlated double sampling (CDS) circuits are essential to processing the X-ray charge-
coupled devices (CCDs) that have been used in the modern X-ray astronomical field. For …

DCDS weighted averaging theory and development for improved noise filtering in scientific CCD applications

M Clapp, I Mihalcea, T Morse, M Salter… - High Energy, Optical …, 2016 - spiedigitallibrary.org
Readout noise is a key factor in the performance of optical systems based on charge
coupled devices (CCDs). Recent developments have shown that digital correlated double …