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High precision and large dynamic range measurement are required in the readout systems for the Water Cherenkov Detector Array (WCDA) in Large High Altitude Air Shower Observatory (LHAASO). This paper presents a prototype of 12-bit 40 MSPS…

Instrumentation and Detectors · Physics 2016-12-21 Jian-Feng Liu , Lei Zhao , Jia-Jun Qin , Yun-Fan Yang , Li Yu , Yu Liang , Shu-Bin Liu , Qi An

We present the second prototype of a time-to-digital (TDC) ASIC for the upgrade of the ATLAS Monitored Drift Tube (MDT) detector for High-Luminosity LHC operations. Compared to the first prototype, triple modular redundancy has been…

Instrumentation and Detectors · Physics 2020-12-30 Yuxiang Guo , Jinhong Wang , Yu Liang , Xiong Xiao , Xueye Hu , Qi An , J. W. Chapman , Tiesheng Dai , Lei Zhao , Zhengguo Zhao , Bing Zhou , Junjie Zhu

A three-phase isolated AC-DC-DC power supply is widely used in the industrial field due to its attractive features such as high-power density, modularity for easy expansion and electrical isolation. In high-power application scenarios, it…

Systems and Control · Electrical Eng. & Systems 2023-08-02 Jianhui Meng , Xiaolong Wu , Tairan Ye , Jingsen Yu , Likang Gu , Zili Zhang , Yang Li

This paper describes a 8 bits, 20 Msamples/s pipeline analog-to-digital converter implemented in 0.6 \mu m CMOS technology with a total power dissipation of 75.47 mW. Circuit techniques used include a precise comparator, operational…

Robotics · Computer Science 2008-08-05 Eri Prasetyo , Dominique Ginhac , Michel Paindavoine

Hybrid analog/digital architectures and receivers with low-resolution analog-to-digital converters (ADCs) are two low power solutions for wireless systems with large antenna arrays. Most prior work represents two extreme cases in which…

Signal Processing · Electrical Eng. & Systems 2019-11-01 Mahdi Eskandari , Hamidreza Bakhshi

Hybrid analog-digital precoding is a key millimeter wave access technology, where an antenna array with reduced number of radio frequency (RF) chains is used with an RF precoding matrix to increase antenna gain at a reasonable cost.…

Information Theory · Computer Science 2017-04-19 Vijay Venkateswaran , Rajet Krishnan

The extraction of the model parameters is as important as the development of compact model itself because simulation accuracy is fully determined by the accuracy of the parameters used. This study proposes an efficient model-parameter…

Systems and Control · Electrical Eng. & Systems 2021-10-29 Michihiro Shintani , Aoi Ueda , Takashi Sato

A high step up dc dc converter based on an isolated dc dc converter with voltage multiplier cells for photovoltaic systems is essentially introduced in this paper. The proposed converter can provide a high step up voltage gain. The switch…

Systems and Control · Electrical Eng. & Systems 2019-09-13 Mamdouh L. Alghaythi , Robert M. Oconnell , Naz E. Islam

Analog-to-digital converters (ADCs) provide the link between continuous-time signals and their discrete-time counterparts, and the Shannon-Nyquist sampling theorem provides the mathematical foundation. Real-world signals have a variable…

Signal Processing · Electrical Eng. & Systems 2019-11-22 Adithya Krishna , Sunil Rudresh , Vishal Shaw , Hemanth Reddy Sabbella , Chandra Sekhar Seelamantula , Chetan Singh Thakur

Time-to-digital converters (TDCs) are used in various fields, including high-energy physics. One advantage of implementing TDCs in field-programmable gate arrays (FPGAs) is the flexibility on the modification of the logics, which is useful…

Instrumentation and Detectors · Physics 2018-01-29 Yuta Sano , Yasuyuki Horii , Masahiro Ikeno , Osamu Sasaki , Makoto Tomoto , Tomohisa Uchida

Most of the real-time implementations of the stabilizing optimal control actions suffer from the necessity to provide high computational effort. This paper presents a cutting-edge approach for real-time evaluation of linear-quadratic model…

Systems and Control · Electrical Eng. & Systems 2023-09-11 Kristína Fedorová , Yuning Jiang , Juraj Oravec , Colin N. Jones , Michal Kvasnica

One way to reduce the power consumption in large-scale multiple-input multiple-output (MIMO) systems is to employ low-resolution analog-to-digital converters (ADCs). In this paper, we investigate antenna selection for large-scale MIMO…

Information Theory · Computer Science 2019-04-23 Jinseok Choi , Junmo Sung , Brian L. Evans , Alan Gatherer

The multi-phase inverter has become more complicated, particularly in an Electric Vehicle (EV)'s power train, which requires a robust fault protection system. The proposed active short circuit and safe discharge mechanisms are also included…

Systems and Control · Electrical Eng. & Systems 2025-11-12 Siddhesh Pimpale , Sagar Mahadik

With the congestion of the sub-6 GHz spectrum, the interest in massive multiple-input multiple-output (MIMO) systems operating on millimeter wave spectrum grows. In order to reduce the power consumption of such massive MIMO systems, hybrid…

Information Theory · Computer Science 2018-06-18 Lucas N. Ribeiro , Stefan Schwarz , Markus Rupp , André L. F. de Almeida

A novel energy reduction strategy to maximally exploit the dynamic workload variation is proposed for the offline voltage scheduling of preemptive systems. The idea is to construct a fully-preemptive schedule that leads to minimum energy…

Other Computer Science · Computer Science 2011-11-09 Lap-Fai Leung , Chi-Ying Tsui , Xiaobo Sharon Hu

Error-tolerant applications, such as multimedia processing, machine learning, signal processing, and scientific computing, can produce satisfactory outputs even when approximate computations are performed. Approximate computing (AxC) is…

Hardware Architecture · Computer Science 2025-03-05 Marcello Traiola , Nazar Misyats , Silviu-Ioan Filip , Remi Garcia , Angeliki Kritikakou

Optimizing high-performance power electronic equipment, such as power converters, requires multiscale simulations that incorporate the physics of power semiconductor devices and the dynamics of other circuit components, especially in…

Systems and Control · Electrical Eng. & Systems 2025-01-20 Qingyuan Shi , Chijie Zhuang , Jiapeng Liu , Bo Lin , Xiyu Peng , Dan Wu , Zhicheng Liu , Rong Zeng

A switched-capacitor matrix multiplier is presented for approximate computing and machine learning applications. The multiply-and-accumulate operations perform discrete-time charge-domain signal processing using passive switches and 300 aF…

Emerging Technologies · Computer Science 2016-12-06 Edward H. Lee , S. Simon Wong

Low-resolution digital-to-analog converters (DACs) and analog-to-digital converters (ADCs) are considered to reduce cost and power consumption in multiuser massive multiple-input multiple-output (MIMO). Using the Bussgang theorem, we derive…

Information Theory · Computer Science 2017-06-22 Jindan Xu , Wei Xu , Fengkui Gong

This paper presents an output capacitor-less low-dropout regulator (LDO) with a bias switching scheme for biomedical applications with dual-range load currents. Power optimization is crucial for systems with multiple activation modes such…

Systems and Control · Electrical Eng. & Systems 2023-10-31 Yasemin Engur , Mahsa Shoaran