English
Related papers

Related papers: An Open-Source Flow for Single-Phase, Edge-Trigger…

200 papers

In this paper, we propose LoopLynx, a scalable dataflow architecture for efficient LLM inference that optimizes FPGA usage through a hybrid spatial-temporal design. The design of LoopLynx incorporates a hybrid temporal-spatial architecture,…

Hardware Architecture · Computer Science 2025-04-15 Jianing Zheng , Gang Chen

Achieving timing closure and design-specific optimizations in FPGA-targeted High-Level Synthesis (HLS) remains a significant challenge due to the complex interaction between architectural constraints, resource utilization, and the absence…

Cryptography and Security · Computer Science 2025-07-25 Nowfel Mashnoor , Mohammad Akyash , Hadi Kamali , Kimia Azar

Local time-stepping methods permit to overcome the severe stability constraint on explicit methods caused by local mesh refinement without sacrificing explicitness. In \cite{DiazGrote09}, a leapfrog based explicit local time-stepping…

Numerical Analysis · Mathematics 2022-04-05 Marcus J. Grote , Simon Michel , Stefan Sauter

A two-way time-of-arrival (TOA system is composed of anchor nodes (ANs and user devices (UDs . Two-way TOA measurements between AN-UD pairs are obtained via round-trip communications to achieve localization and synchronization (LAS for a…

Signal Processing · Electrical Eng. & Systems 2021-11-16 Sihao Zhao , Ningyan Guo , Xiao-Ping Zhang , Xiaowei Cui , Mingquan Lu

We consider the problem of modeling high-speed flows using machine learning methods. While most prior studies focus on low-speed fluid flows in which uniform time-stepping is practical, flows approaching and exceeding the speed of sound…

This paper introduces a fully free and open source software (FOSS) architecture-neutral FPGA framework comprising of Yosys for Verilog synthesis, and nextpnr for placement, routing, and bitstream generation. Currently, this flow supports…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-03-26 David Shah , Eddie Hung , Clifford Wolf , Serge Bazanski , Dan Gisselquist , Miodrag Milanović

The recent convergence of edge computing, serverless execution, and Kubernetes (K8s) based container orchestration has enabled the processing of application workflows close to data sources. While effective within a single edge cluster,…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-07 Reza Farahani , Mario Colosi , Ilir Murturi , Stefan Nastic , Massimo Villari , Schahram Dustdar , Radu Prodan

Diffusion-based models have significant achievements in time series generation but suffer from inefficient computation: solving high-dimensional ODEs/SDEs via iterative numerical solvers demands hundreds to thousands of drift function…

Machine Learning · Computer Science 2025-02-11 Yang Hu , Xiao Wang , Zezhen Ding , Lirong Wu , Huatian Zhang , Stan Z. Li , Sheng Wang , Jiheng Zhang , Ziyun Li , Tianlong Chen

Behavioural simulation is deployed in CAD flow to verify the functional correctness of a Register Transfer Level (RTL) design. Metadata extracted from behavioural simulation could be used to optimise and/or speed up subsequent steps in the…

Hardware Architecture · Computer Science 2024-08-26 Eashan Wadhwa , Shanker Shreejith

Consider an arbitrary network of communicating modules on a chip, each requiring a local signal telling it when to execute a computational step. There are three common solutions to generating such a local clock signal: (i) by deriving it…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-03-13 Johannes Bund , Matthias Függer , Christoph Lenzen , Moti Medina , Will Rosenbaum

In this letter, we present an elegant method to build and maintain an anti-phase configuration of two nonlinear oscillators with different natural frequencies and dynamics described by the sinusoidal phase-reduced model. The anti-phase…

Adaptation and Self-Organizing Systems · Physics 2015-06-03 Dionisis Stefanatos , Jr-Shin Li

This paper examines synchronization of computer clocks connected via a data network and proposes a skewless algorithm to synchronize them. Unlike existing solutions, which either estimate and compensate the frequency difference (skew) among…

Optimization and Control · Mathematics 2014-07-29 Enrique Mallada , Xiaoqiao Meng , Michel Hack , Li Zhang , Ao Tang

We present a complete top-down design of a low-power multi-channel clock recovery circuit based on gated current-controlled oscillators. The flow includes several tools and methods used to specify block constraints, to design and verify the…

Hardware Architecture · Computer Science 2011-11-09 Paul Muller , Armin Tajalli , Mojtaba Atarodi , Yusuf Leblebici

In digital IC design, compared with post-synthesis netlists or layouts, the early register-transfer level (RTL) stage offers greater optimization flexibility for both designers and EDA tools. However, timing information is typically…

Hardware Architecture · Computer Science 2024-05-07 Wenji Fang , Shang Liu , Hongce Zhang , Zhiyao Xie

With the rapid development of safety-critical applications such as autonomous driving and embodied intelligence, the functional safety of the corresponding electronic chips becomes more critical. Ensuring chip functional safety requires…

Hardware Architecture · Computer Science 2025-09-03 Jiaping Tang , Jianan Mu , Zizhen Liu , Ge Yu , Tenghui Hua , Bin Sun , Silin Liu , Jing Ye , Huawei Li

Optical clock networks connected by phase-coherent links offer significant potential for advancing fundamental research and diverse scientific applications. Free-space optical frequency transfer extends fiber-based connectivity to remote…

In contemporary Electronic Design Automation (EDA) tools, security often takes a backseat to the primary goals of power, performance, and area optimization. Commonly, the security analysis is conducted by hand, leading to vulnerabilities in…

Cryptography and Security · Computer Science 2024-02-07 Lennart M. Reimann , Anshul Prashar , Chiara Ghinami , Rebecca Pelke , Dominik Sisejkovic , Farhad Merchant , Rainer Leupers

Optical circuit switching is connection-oriented, being deterministic through the reservation of a complete wavelength channel or spatial path for a certain period. However, this comes at a trade-off against link dynamics, and overall…

Optics · Physics 2024-10-28 Lingzhi Luo , Rui Ma , Richard V. Penty , Qixiang Cheng

As the demand for high-performance microprocessors increases, the circuit complexity and the rate of data transfer increases resulting in higher power consumption. We propose a clocking architecture that uses a series LC resonance and…

Systems and Control · Electrical Eng. & Systems 2022-05-18 Dhandeep Challagundla , Mehedi Galib , Ignatius Bezzam , Riadul Islam

This paper shows how the input offset of sampling flip-flops in the Alexander phase detector affects the jitter transfer from data to the recovered clock in a clock data recovery circuit. The Alexander phase detector samples the data at…

Signal Processing · Electrical Eng. & Systems 2020-01-13 Naveen Kadayinti , Maryam Shojaei Baghini , Dinesh K. Sharma