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Random telegraph noise (RTN) is a major contributor to read noise in many CMOS image sensors considered for astronomical use. While scientific CMOS image sensors deliver lower read noise than traditional charge-coupled devices, mitigating…

Instrumentation and Methods for Astrophysics · Physics 2026-05-20 Christopher Layden , Daniel-Rolf Harbeck , Tejus Deo-Dixit , Nathan Lourie , Gabor Furesz , Kevin Burdge

Hybrid CMOS detectors (HCDs) have several excellent features as high-performance X-ray detectors, including rapid readout, deep-depletion silicon for high quantum efficiency, radiation hardness, and low power. Random telegraph noise (RTN)…

Through Random Telegraph Noise (RTN) analysis, valuable information can be provided about the role of defect traps in fine tuning and reading of the state of a nanoelectronic device. However, time domain analysis techniques exhibit their…

In recent years, there has been a gradual increase in the performance of Complementary Metal Oxide Semiconductor (CMOS) cameras. These cameras have gained popularity as a viable alternative to charge-coupled device (CCD) cameras in a wide…

Instrumentation and Methods for Astrophysics · Physics 2024-03-18 Peng Jia , Chao Lv , Yushan Li , Yongyang Sun , Shu Niu , Zhuoxiao Wang

Telegraph noise, which originates from the switching of charge between meta-stable trapping sites, becomes increasingly important as device sizes approach the nano-scale. For charge-based quantum computing, this noise may lead to…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 T. M. Buehler , D. J. Reilly , R. P. Starrett , V. C. Chan , A. R. Hamilton , A. S. Dzurak , R. G. Clark

We observe rich phenomena of two-level random telegraph noise (RTN) from a commercial bulk 28-nm p-MOSFET (PMOS) near threshold at 14 K, where a Coulomb blockade (CB) hump arises from a quantum dot (QD) formed in the channel. Minimum RTN is…

Applied Physics · Physics 2022-06-22 HeeBong Yang , Marcel Robitaille , Xuesong Chen , Hazem Elgabra , Lan Wei , Na Young Kim

Muons and other ionizing radiation produced by cosmic rays and radiative decays affect CMOS/CCD sensor. When particles colliding with sensors atoms cause specific kind of noise on images recorded by cameras. We present a concept and…

Visual noise is often regarded as a disturbance in image quality, whereas it can also provide a crucial clue for image-based forensic tasks. Conventionally, noise is assumed to comprise an additive Gaussian model to be estimated and then…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Mian Zou , Heng Yao , Chuan Qin , Xinpeng Zhang

A single-photon CMOS image sensor design based on pinned photodiode (PPD) with multiple charge transfers and sampling is described. In the proposed pixel architecture, the photogenerated signal is sampled non-destructively multiple times…

Instrumentation and Detectors · Physics 2020-04-07 Konstantin D. Stefanov , Martin Prest , Mark Downing , Elizabeth George , Naidu Bezawada , Andrew D. Holland

Photon counting is a mode of processing astronomical observations of low-signal targets that have been observed using an electron-multiplying charge-coupled device (EMCCD). In photon counting, the EMCCD amplifies the signal, and a…

Instrumentation and Methods for Astrophysics · Physics 2024-01-02 Kevin Ludwick

In recent years, scientific CMOS (sCMOS) sensors have been vigorously developed and have outperformed CCDs in several aspects: higher readout frame rate, higher radiation tolerance, and higher working temperature. For silicon image sensors,…

Instrumentation and Methods for Astrophysics · Physics 2023-03-16 Qinyu Wu , Zhixing Ling , Chen Zhang , Quan Zhou , Xinyang Wang , Weimin Yuan , Shuang-Nan Zhang

Nowadays, random telegraph signals play an important role in integrated circuit performance variability, leading for instance to failures in memory circuits. This problem is related to the successive captures and emissions of electrons at…

Statistical Mechanics · Physics 2015-05-18 Roberto da Silva , Gilson Wirth , Lucas Brusamarello

We use an artificial neural network to analyze asymmetric noisy random telegraph signals (RTSs), and extract underlying transition rates. We demonstrate that a long short-term memory neural network can vastly outperform conventional…

Mesoscale and Nanoscale Physics · Physics 2020-07-23 N. J. Lambert , A. A. Esmail , M. Edwards , A. J. Ferguson , H. G. L. Schwefel

Recent advances in predictive data analytics and ever growing digitalization and connectivity with explosive expansions in industrial and consumer Internet-of-Things (IoT) has raised significant concerns about security of people's…

Generating streams of true random numbers is a critical component of many embedded systems. The design of fully integrated, area and power efficient True Random Number Generators is a challenge. We propose a fully integrated, lightweight…

Signal Processing · Electrical Eng. & Systems 2023-01-16 Gilson Wirth , Pedro A B Alves , Roberto da Silva

We tested a new model of CMOS detector manufactured by the Gpixel Inc, for potential space astronomical application. In laboratory, we obtain some bias images under the typical application environment. In these bias images, clear random row…

Instrumentation and Methods for Astrophysics · Physics 2023-12-22 Li Shao , Hu Zhan , Chao Liu , Haonan Chi , Qiuyan Luo , Huaipu Mu , Wenzhong Shi

Modern scientific complementary metal-oxide semiconductor (sCMOS) detectors provide a highly competitive alternative to charge-coupled devices (CCDs), the latter of which have historically been dominant in optical imaging. sCMOS boast…

Instrumentation and Methods for Astrophysics · Physics 2024-12-10 Aditya Khandelwal , Sarik Jeram , Ryan Dungee , Albert W. K. Lau , Allison Lau , Ethen Sun , Phil Van-Lane , Shaojie Chen , Aaron Tohuvavohu , Ting S. Li

Single atom imaging requires discrimination of weak photon count events above background and has typically been performed using either EMCCD cameras, photomultiplier tubes or single photon counting modules. sCMOS provides a cost effective…

Atomic Physics · Physics 2018-03-26 C. J. Picken , R. Legaie , J. D. Pritchard

In Charge Coupled Device (CCD) detectors the electrons excited upon absorption of a single x-ray photon quickly diffuse and generate charge-spots often larger than pixel dimensions. In the soft x-ray range this phenomenon drastically limits…

Instrumentation and Detectors · Physics 2014-10-08 Andrea Amorese , Greta Dellea , Lucio Braicovich , Giacomo Ghiringhelli

Random Telegraph Noise is a ubiquitous process manifesting across technology and the natural world. It is characterized by random jumps between two distinct states with Poissonian waiting times, and is the origin of 1/f noise. Understanding…

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