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This paper presents the design and testing of a time-stretching-based time-to-digital converter (TDC) implemented with discrete components. The TDC utilizes capacitor charging and discharging to achieve a time resolution of under 100 ps…

Instrumentation and Detectors · Physics 2025-06-23 Yanbo Chu , Zhicai Zhang

We present a neuromorphic radar framework for real-time, low-power hand gesture recognition (HGR) using an event-driven architecture inspired by biological sensing. Our system comprises a 24 GHz Doppler radar front-end and a custom…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Satyapreet Singh Yadav , Akash K S , Chandra Sekhar Seelamantula , Chetan Singh Thakur

The potential of photon detectors to achieve precise timing information is of increasing importance in many domains, PET and CT scanners in medical imaging and particle physics detectors, amongst others. The goal to increase by an order of…

Instrumentation and Detectors · Physics 2021-01-11 S. Enoch , A. Gola , P. Lecoq , A. Rivetti

To meet the stringent time calibration requirements for the Belle II experiment upgrade, particularly for its large-size KL and Muon Detector comprising tens of thousands of scintillator channels with time resolutions better than 100 ps, we…

Instrumentation and Detectors · Physics 2026-02-23 Ziyu Liu , Xiyang Wang , Shiming Zou , Xiaolong Wang , Junhao Yin , Minggang Zhao

We implement a photon-counting Optical Time Domain Reflectometer (OTDR) at 1.55um which exhibits a high 2-point resolution and a high accuracy. It is based on a low temporal-jitter photon-counting module at 1.55um. This detector is composed…

Quantum Physics · Physics 2009-11-13 Matthieu Legre , Rob Thew , Hugo Zbinden , Nicolas Gisin

Accurate and low-latency qubit state measurement is critical for trapped-ion quantum computing. While deep neural networks (DNNs) have been integrated to enhance detection fidelity, their latency performance on specific hardware platforms…

We have developed a Time-to-Digital Converter (TDC) application in a Xilinx Kintex-7 Field Programmable Gate Array (FPGA). This TDC, based on the Tapped-Delay Line (TDL) and Wave Union A (WU-A) techniques, achieves an independent time…

Instrumentation and Detectors · Physics 2024-12-30 Zehong Liang , Xiongbo Yan , Zhe Ning , Jun Hu , Xiaoshan Jiang , Yunhua Sun , Weiyan Pan , Jingbo Ye

Using a laser-based ranging method for precise environmental 3D sensing, LiDAR has numerous applications in science and industry. However, conventional LiDAR face challenges in simultaneously achieving high ranging precision and fast…

Optics · Physics 2024-12-10 Lizong Dong , Qinggai Mi , Siyu Zhou , Yuetang Yang , Yuanzu Wang , Guanhao Wu

A field programmable gate array (FPGA) based timing and trigger control system has been developed for the Dynamic Compression Sector (DCS) user facility located at the Advanced Photon Source (APS) at Argonne National Laboratory. The DCS is…

Instrumentation and Detectors · Physics 2022-05-04 Shefali Saxena , Daniel R. Paskvan , Nicholas R. Weir , Nicholas Sinclair

In order to improve the time precision of detectors based on diamonds sensors we have built a detector with two scCVD layers connected in parallel to the same amplifier. This note describes the design and the first measurements of such a…

Instrumentation and Detectors · Physics 2017-04-26 M. Berretti , E. Bossini , M. Bozzo , V. Georgiev , T. Isidori , R. Linhart , N. Turini

Synchronous laser-microwave networks delivering attosecond timing precision are highly desirable in many advanced applications, such as geodesy, very-long-baseline interferometry, high-precision navigation and multi-telescope arrays. In…

Instrumentation and Detectors · Physics 2016-07-28 M. Xin , K. Shafak , M. Y. Peng , A. Kalaydzhyan , W. Wang , O. D. Muecke , F. X. Kaertner

The event camera is a novel bio-inspired vision sensor. When the brightness change exceeds the preset threshold, the sensor generates events asynchronously. The number of valid events directly affects the performance of event-based tasks,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Xijie Xiang , Lin Zhu , Jianing Li , Yonghong Tian , Tiejun Huang

In recent years, there has been rapid development in the field of event vision. It manifests itself both on the technical side, as better and better event sensors are available, and on the algorithmic side, as more and more applications of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Marcin Kowalczyk , Tomasz Kryjak

The DESY II Test Beam Facility is a key infrastructure for modern high energy physics detector development, providing particles with a small momentum spread in a range from 1 to 6 GeV to user groups e.g. from the LHC experiments and Belle…

In this paper, we present the design and preliminary performance evaluation of a new heavy-ion detector for direct measurements of heavy {\Lambda} hypernuclei lifetime. The detector employs the previously developed 10 picosecond resolution…

As an important part of the field programmable gate array (FPGA) market, Intel FPGA has also great potential for implementation of time-to-digital convertor (TDC). In this paper, the basic tapped delay line (TDL) TDC structure is adapted in…

Instrumentation and Detectors · Physics 2018-06-01 Jie Kuang , Yonggang Wang

We present a novel method for measuring the rate of periodic phenomena (e.g., rotation, flicker, and vibration), by an event camera, a device asynchronously reporting brightness changes at independently operating pixels with high temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Jakub Kolář , Radim Špetlík , Jiří Matas

Efficient climate change monitoring and modeling rely on high-quality geospatial and environmental datasets. Due to limitations in technical capabilities or resources, the acquisition of high-quality data for many environmental disciplines…

Image and Video Processing · Electrical Eng. & Systems 2021-09-21 Bekir Z Demiray , Muhammed Sit , Ibrahim Demir

Ultrafast Electron Microscopy (UEM) has been demonstrated to be an effective table-top technique for imaging the temporally-evolving dynamics of matter with subparticle spatial resolution on the time scale of atomic motion. However, imaging…

Optics · Physics 2017-08-02 M. Th. Hassan , J. S. Baskin , B. Liao , A. H. Zewail

Test beam measurements have been carried out with a 3D sensor on a Timepix3 ASIC and the time measurements are presented. The measurements are compared to those of a thin planar sensor on Timepix3. It is shown that for a perpendicularly…