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相关论文: A Low-Power 20-Gb/s Discrete-Time Analog Front-End…

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The use of low-resolution digital-to-analog and analog-to-digital converters (DACs and ADCs) significantly benefits energy efficiency (EE) at the cost of high quantization noise in implementing massive multiple-input multiple-output (MIMO)…

信号处理 · 电气工程与系统科学 2021-08-16 Jinseok Choi , Jeonghun Park , Namyoon Lee

This paper presents a novel encoding method for fine time data of a tapped delay line (TDL) time-to-digital Converter (TDC). It is based on divide-and-conquer strategy, and has the advantage of significantly reducing logic resource…

空间物理 · 物理学 2022-09-07 Wenhao Dong , Changqing Feng , Junchen Wang , Zhongtao Shen , Shubin Liu , Qi An

Modern communication receiver architectures center around digital signal processing (DSP), with the bulk of the receiver processing being performed on digital signals obtained after analog-to-digital conversion (ADC). In this paper, we…

信息论 · 计算机科学 2008-04-09 Jaspreet Singh , Onkar Dabeer , Upamanyu Madhow

We have developed a completely new type of general-purpose CCD data acquisition system which enables one to drive any type of CCD using any type of clocking mode. A CCD driver system widely used before consisted of an analog multiplexer…

仪器与探测器 · 物理学 2009-11-06 Emi Miyata , Chikara Natsukari , Daisuke Akutsu , Tomoyuki Kamazuka , Masaharu Nomachi , Masaharu Ozaki

For 5G it will be important to leverage the available millimeter wave spectrum. To achieve an approximately omni- directional coverage with a similar effective antenna aperture compared to state of the art cellular systems, an antenna array…

信息论 · 计算机科学 2018-07-04 Kilian Roth , Hessam Pirzadeh , A. Lee Swindlehurst , Josef A. Nossek

We propose a novel digital-to-analog converter (DAC) weighting architecture that statistically minimizes the distortion caused by random current mismatches. Unlike binary, thermometer-coded, and segmented DACs, the current weights of the…

信号处理 · 电气工程与系统科学 2025-05-27 Ramin Babaee , Shahab Oveis Gharan , Martin Bouchard

For the High-Luminosity phase of LHC, the ATLAS experiment is proposing the addition of a High Granularity Timing Detector (HGTD) in the forward region to mitigate the effects of the increased pile-up. The chosen detection technology is Low…

The rapid adoption of large language models (LLMs) is pushing AI accelerators toward increasingly powerful and specialized designs. Instead of further complicating software development with deeply hierarchical scratchpad memories (SPMs) and…

硬件体系结构 · 计算机科学 2025-12-09 Zhongchun Zhou , Chengtao Lai , Yuhang Gu , Wei Zhang

A modular and scalable converter for medium voltage (MV) AC to low voltage (LV) DC power conversion is proposed; single-phase-modules (SPMs), each consisting of an active-front-end (AFE) stage and an isolated DC-DC stage, are connected in…

系统与控制 · 电气工程与系统科学 2020-07-10 M A Awal , Iqbal Husain , Md Rashed Hassan Bipu , Oscar Andreas Montes , Fei Teng , Hao Feng , Mehnaz Khan , Srdjan Lukic

Accelerating the solution of linear systems of equations is critical due to their central role in numerous applications, such as numerical simulations, data analytics, and machine learning. This paper presents an analog solver circuit…

硬件体系结构 · 计算机科学 2026-01-27 Osama Abdelaleim , Arun Prakash , Ayhan Irfanoglu , Veljko Milutinovic

Recent works propose neural network- (NN-) inspired analog-to-digital converters (NNADCs) and demonstrate their great potentials in many emerging applications. These NNADCs often rely on resistive random-access memory (RRAM) devices to…

机器学习 · 计算机科学 2019-12-02 Weidong Cao , Liu Ke , Ayan Chakrabarti , Xuan Zhang

We consider the downlink of a massive multiuser (MU) multiple-input multiple-output (MIMO) system in which the base station (BS) is equipped with low-resolution digital-to-analog converters (DACs). In contrast to most existing results, we…

信息论 · 计算机科学 2019-01-18 Sven Jacobsson , Giuseppe Durisi , Mikael Coldrey , Christoph Studer

Asymmetrically clipped optical orthogonal frequency division multiplexing (ACO-OFDM) is theoretically more power efficient but less spectrally efficient than DC-bias OFDM (DCO-OFDM), with less power allocating to the informationless bias…

信息论 · 计算机科学 2016-08-19 Binhuang Song , Chen Zhu , Bill Corcoran , Qibing Wang , Leimeng Zhuang , Arthur J. Lowery

The concept of dielectric-laser acceleration (DLA) provides the highest gradients among breakdown-limited (nonplasma) particle accelerators and thus the potential of miniaturization. The implementation of a fully scalable electron…

加速器物理 · 物理学 2020-10-21 Uwe Niedermayer , Thilo Egenolf , Oliver Boine-Frankenheim

The orthogonal frequency division multiplexing (OFDM) transmission has shown promise in applications of visible light communication (VLC). However, the variation of the nonlinearity of the optical power emitted by the high power light…

信号处理 · 电气工程与系统科学 2019-07-24 Luis Carlos Mathias , Jose Carlos Marinello Filho , Taufik Abrao

The aim of this study is to design and evaluate a simple free running Analog-Digital Converter (ADC) based on the Field Programmable Gate Array (FPGA) device to accomplish the energy and position readout of the silicon photomultiplier…

仪器与探测器 · 物理学 2021-08-19 Cong Ma , Xue Dong , Li Yu , Wubin Wang , Xiaokun Zhao , Xing Li , Zhenqing Huang , Guocheng Wu , Lei Lu , Hansheng Chen

Integrators are fundamental instruments to recover differential signals from magnetic probes in Experimental Advanced Superconducting Tokamak (EAST) experiments. A kind of difference integrator is introduced which has the same structure as…

信号处理 · 电气工程与系统科学 2018-08-02 Y. Wang , Z. S. Ji , Z. C. Zhang , S. Li , F. Wang , X. Y. Sun

Low-resolution analog-to-digital converters (ADCs) have emerged as an efficient solution for massive multiple-input multiple-output (MIMO) systems to reap high data rates with reasonable power consumption and hardware complexity. In this…

信号处理 · 电气工程与系统科学 2025-02-12 Mengyuan Ma , Nhan Thanh Nguyen , Italo Atzeni , A. Lee Swindlehurst , Markku Juntti

The PSEC4 custom integrated circuit was designed for the recording of fast waveforms for use in large-area time-of-flight detector systems. The ASIC has been fabricated using the IBM-8RF 0.13 micron CMOS process. On each of 6 analog…

仪器与探测器 · 物理学 2015-06-17 E. Oberla , J. -F. Genat , H. Grabas , H. Frisch , K. Nishimura , G. Varner

Photonic analog to digital conversion offers promise to overcome the signal-to-noise ratio (SNR) and sample rate trade-off in conventional analog to digital converters (ADCs), critical for modern digital communications and signal analysis.…

信号处理 · 电气工程与系统科学 2019-09-09 Callum Deakin , Zhixin Liu
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