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相关论文: Investigating timing properties of modern digitize…

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The time precision achievable using standard analog methods is well known. Several expressions for timing methods using digitized signals have been recently proposed in workshops, conferences or training courses. Most of them are only…

仪器与探测器 · 物理学 2016-06-20 Eric Delagnes

Measurements from particle timing detectors are often affected by the time walk effect caused by statistical fluctuations in the charge deposited by passing particles. The constant fraction discriminator (CFD) algorithm is frequently used…

仪器与探测器 · 物理学 2024-03-19 Mateusz Kocot , Krzysztof Misan , Valentina Avati , Edoardo Bossini , Leszek Grzanka , Nicola Minafra

We present the design and performance characterization results of the novel Fermilab Constant Fraction Discriminator ASIC (FCFD) developed to readout low gain avalanche detector (LGAD) signals by directly using a constant fraction…

The design of a high-precision time-to-digital converter (TDC) based on a multiphase clock implemented using a single field-programmable gate array is discussed in this paper. The TDC can increase the resolution of the measurement by using…

仪器与探测器 · 物理学 2015-02-05 Zhong Qi , Xiangting Meng , Deyuan Li , Lei Yang , Zeen Yao , Dongcang Li

While traditional implementations of variable-length digital delay lines are based on a circular buffer accessed by two pointers, we propose an implementation where a single fractional pointer is used both for read and write operations. On…

声音 · 计算机科学 2016-11-17 Davide Rocchesso

The fast Fourier transform, FFT, is a useful and prevalent algorithm in signal processing. It characterizes the spectral components of a signal, or is used in combination with other operations to perform more complex computations such as…

信号处理 · 电气工程与系统科学 2017-11-08 Hani Nejadriahi , David HillerKuss , Jonathan K. George , Volker J. Sorger

Recent advancements in micro electro-mechanical systems (MEMS) have enabled the application of digital-output MEMS modules in infrasound monitoring. These modules, combining MEMS pressure sensors and microcontrollers, provide timestamped…

仪器与探测器 · 物理学 2026-02-24 Koto Hirano , Hironobu Takahashi , Keisuke Yamada , Hideaki Nozato , Shuichi Sakamoto

This work presents a custom analog front-end card designed for the read-out of PMTs coupled to lanthanum bromide scintillators. It integrates 16 discrete analog constant fraction discriminators (CFDs) on a compact 12x10 cm board, providing…

仪器与探测器 · 物理学 2024-11-04 Michael Wiebusch

Digital correlated double sampling (DCDS), a readout technique for charge-coupled devices (CCD), is gaining popularity in astronomical applications. By using an oversampling ADC and a digital filter, a DCDS system can achieve a better…

We introduce Doppler time-of-flight (D-ToF) rendering, an extension of ToF rendering for dynamic scenes, with applications in simulating D-ToF cameras. D-ToF cameras use high-frequency modulation of illumination and exposure, and measure…

图形学 · 计算机科学 2023-10-06 Juhyeon Kim , Wojciech Jarosz , Ioannis Gkioulekas , Adithya Pediredla

High fidelity estimation algorithms for robotics require accurate data. However, timestamping of sensor data is a key issue that rarely receives the attention it deserves. Inaccurate timestamping can be compensated for in post-processing…

机器人学 · 计算机科学 2025-07-09 Morten Nissov , Nikhil Khedekar , Kostas Alexis

This paper presents a study on the reduction of the sampling frequency of the current signals of an induction motor, the reductions are performed by means time-decimation technique for digital signal processing. We have used the Fast…

信号处理 · 电气工程与系统科学 2018-07-31 J. S. Moreira , P. C. M. Lamim Filho , L. M. R. Baccarini , E. G. Nepomuceno , P. F. S. Guedes

Digital MemComputing machines (DMMs), which employ nonlinear dynamical systems with memory (time non-locality), have proven to be a robust and scalable unconventional computing approach for solving a wide variety of combinatorial…

新兴技术 · 计算机科学 2024-07-16 Yuan-Hang Zhang , Massimiliano Di Ventra

This paper presents comprehensive studies on frequency response optimized integrators considering second order derivative regarding their numerical error, numerical stability and transient performance. Frequency domain error analysis is…

数值分析 · 数学 2021-01-12 Sheng Lei , Alexander Flueck

The demand from industry to produce accurate acceleration measurements down to ever lower frequencies and with ever lower noise is increasing. Different vibration transducers are used today for many different purposes within this area, like…

信号处理 · 电气工程与系统科学 2020-05-20 Henrik Ingerslev , Søren Andresen , Jacob Holm Winther

A new Digital Pulse Processing (DPP) module has been developed, based on a domino ring sampler version 4 chip (DRS4), with good time resolution for LaBr3 detectors, and different digital timing analysis methods for processing the raw…

仪器与探测器 · 物理学 2016-02-26 Cheng-Ming Du , Jin-Da Chen , Xiu-Ling Zhang , Hai-Bo Yang , Ke Cheng , Jie Kong , Zheng-Guo Hu , Zhi-Yu Sun , Hong Su , Hu-Shan Xu

This paper proposes a high-speed transceiver-based method for implementing a digital-to-time converter (DTC). A real-time decoding technique is introduced to inject time information into high-speed pattern data. The stability of the…

信号处理 · 电气工程与系统科学 2024-12-11 Dexuan Kong , Zaiming Fu , Yujie Deng , Ruiqi Wang

The recently proposed affine frequency division multiplexing (AFDM) modulation has been considered as a promising technology for narrowband doubly-dispersive channels. However, the time-scaling effects, i.e., pulse widening and pulse…

性能 · 计算机科学 2025-07-08 Xiangxiang Li , Haiyan Wang , Yao Ge , Xiaohong Shen , Yong Liang Guan , Miaowen Wen , Chau Yuen

This study presents a novel field-programmable gate array (FPGA)-based Time-to-Digital Converter (TDC) design suitable for high timing resolution applications, utilizing two new techniques. First, a cross-detection (CD) method is introduced…

仪器与探测器 · 物理学 2024-10-15 Daehee Lee , Minseok Yi , Sun Il Kwon

Detectors based on pixels with timing capabilities are gaining increasing importance in the last years. Next-to-come high-energy physics experiments at colliders require the use of time information in tracking, due to the expected levels of…

仪器与探测器 · 物理学 2023-01-27 Gian Matteo Cossu , Adriano Lai
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