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Related papers: Fast trigger logic with digitized time information

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A trigger system of general function is designed using the commercial module CAEN V2495 for heavy ion nuclear reaction experiment at Fermi energies. The system has been applied and verified on CSHINE (Compact Spectrometer for Heavy IoN…

In this paper we illustrate techniques for digitized waveform signal processing of fast timing detectors. In the example discussed here, timing analysis of SiPM signals in the presence of high Dark Count Rates, a large data set of digitized…

Instrumentation and Detectors · Physics 2020-06-24 Sebastian White , Arjan Heering

This paper presents a methodology for temporal logic verification of discrete-time stochastic systems. Our goal is to find a lower bound on the probability that a complex temporal property is satisfied by finite traces of the system.…

Systems and Control · Computer Science 2019-11-22 Pushpak Jagtap , Sadegh Soudjani , Majid Zamani

Modern precision neutrino experiments like Double Chooz require a highly efficient trigger system in order to reduce systematic uncertainties. The trigger and timing system of the Double Chooz experiment was designed according to this goal.…

Instrumentation and Detectors · Physics 2015-06-11 F. Beissel , A. Cabrera , A. Cucuanes , J. V. Dawson , D. Kryn , C. Kuhnt , S. Lucht , B. Reinhold , M. Rosenthal , S. Roth , A. Stahl , A. Stüken , C. Wiebusch

The multilevel trigger system of the DIRAC experiment at CERN is presented. It includes a fast first level trigger as well as various trigger processors to select events with a pair of pions having a low relative momentum typical of the…

High-level triggering is a vital component in many modern particle physics experiments. This paper describes a modification to the standard boosted decision tree (BDT) classifier, the so-called "bonsai" BDT, that has the following important…

Instrumentation and Detectors · Physics 2015-06-11 Vladimir Vava Gligorov , Mike Williams

The LHCb experiment is starting to take data in Run 3 with a new DAQ system, capable of performing complete event reconstruction at the full LHC collision rate. One novel opportunity offered by this system is triggering on long-lived…

High Energy Physics - Experiment · Physics 2024-05-28 Lorenzo Pica

Gamma Ray Array Detector (GRAD) is one of External Target Facility (ETF) subsystems at the Heavy Ion Research Facility at Lanzhou. The trigger subsystem of the GRAD has been developed based on Field Programmable Gate Array (FPGAs) and PXI…

Instrumentation and Detectors · Physics 2013-05-21 Du Zhong-Wei , Su Hong , Qian Yi , Kong Jie

KLOE, a new state of the art detector recently commissioned for physics operation at DAFNE, has many innovative interesting features, especially in the DAQ and Trigger areas. Custom electronics assert a trigger in a 2 microseconds decision…

High Energy Physics - Experiment · Physics 2012-08-27 The KLOE Collaboration

Inspired by Wilkinson ADC method, we implement a fast linear discharge method based on FPGA to digitize nuclear pulse signal. In this scheme, we use a constant current source to discharge the charge on capacitor which is integrated by the…

Instrumentation and Detectors · Physics 2018-06-08 Xiaoguang Kong , Yonggang Wang , Liwei Wang , Yong Xiao , Jie Kuang

We have developed a fast programmable trigger processor board based on a field programmable gate array and a complex programmable logic device for use in the BELLE experiment. The trigger board accommodates 144 ECL input signals, 2 NIM…

Instrumentation and Detectors · Physics 2007-05-23 H. J. Kim , S. K. Kim , S. H. Lee , T. W. Hur , C. H. Kim , F. Wang , I. C. Park , Hee Jong Kim , B. G. Cheon , E. Won

Time-to-Digital Converters (TDCs) are major components for the measurements of time intervals. Recent developments in Field-Programmable Gate Array (FPGA) have enabled the opportunity to implement high-performance TDCs, which were only…

Systems and Control · Electrical Eng. & Systems 2024-10-28 Yuanyuan Hua , Danial Chitnis

The RHIC interaction rate at sPHENIX will reach around 3 MHz in pp collisions and requires the detector readout to reject events by a factor of over 200 to fit the DAQ bandwidth of 15 kHz. Some critical measurements, such as heavy flavor…

Dead time effects have been considered a major limitation for fast data acquisition in various time-correlated single photon counting applications, since a commonly adopted approach for dead time mitigation is to operate in the low-flux…

Signal Processing · Electrical Eng. & Systems 2019-06-26 Joshua Rapp , Yanting Ma , Robin M. A. Dawson , Vivek K Goyal

Large-scale recordings of neural activity are providing new opportunities to study neural population dynamics. A powerful method for analyzing such high-dimensional measurements is to deploy an algorithm to learn the low-dimensional latent…

Neurons and Cognition · Quantitative Biology 2024-02-08 Xiaohan Liu , ChiJui Chen , YanLun Huang , LingChi Yang , Elham E Khoda , Yihui Chen , Scott Hauck , Shih-Chieh Hsu , Bo-Cheng Lai

Problem Statement: Field Programmable Gate Array (FPGA) circuits play a significant role in major recent embedded process control designs. However, exploiting these platforms requires deep hardware conception skills and remains an important…

Systems and Control · Computer Science 2013-12-20 Ahmed Ben Achballah , Slim Ben Othman , Slim Ben Saoud

Detection of level shifts in a noisy signal, or trend break detection, is a problem that appears in several research fields, from biophysics to optics and economics. Although many algorithms have been developed to deal with such problem,…

Signal Processing · Electrical Eng. & Systems 2019-02-19 Felipe Calliari , Gustavo C. Amaral , Michael Lunglmayr

Digitization provides a sound and complete method to reduce the problem of verifying whether a real-time system satisfies a property under dense-time semantics to whether the same real-time system satisfies the property over discrete-time.…

Logic in Computer Science · Computer Science 2018-06-26 Janardan Misra

This paper presents experimental validation of a time-domain load parameter determination method for single-phase circuits. The verification is performed in a state-of-the-art smart grid laboratory equipped with power hardware and real-time…

In hadron collider experiments, triggering the detector to store interesting events for offline analysis is a challenge due to the high rates and multiplicities of particles produced. Maintaining high trigger efficiency for the physics we…

High Energy Physics - Experiment · Physics 2019-08-13 Mark S. Neubauer