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Related papers: Critical Path Aware Timing-Driven Global Placement…

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Timing optimization during the global placement of integrated circuits has been a significant focus for decades, yet it remains a complex, unresolved issue. Recent analytical methods typically use pin-level timing information to adjust net…

Hardware Architecture · Computer Science 2025-03-18 Yunqi Shi , Siyuan Xu , Shixiong Kai , Xi Lin , Ke Xue , Mingxuan Yuan , Chao Qian

On modern field-programmable gate arrays (FPGAs), certain critical path portions of the designs might be prearranged into many multi-cell macros during synthesis. These movable macros with constraints of shape and resources lead to…

Hardware Architecture · Computer Science 2023-05-04 Tingyuan Liang , Gengjie Chen , Jieru Zhao , Sharad Sinha , Wei Zhang

Global placement, a critical step in designing the physical layout of computer chips, is essential to optimize chip performance. Prior global placement methods optimize each circuit design individually from scratch. Their neglect of…

Machine Learning · Computer Science 2025-03-27 Yunbo Hou , Haoran Ye , Shuwen Yang , Yingxue Zhang , Siyuan Xu , Guojie Song

3D field-programmable gate arrays (FPGAs) promise higher performance through vertical integration. However, existing placement tools, largely inherited from 2D frameworks, fail to capture the unique delay characteristics and optimization…

Hardware Architecture · Computer Science 2026-04-02 Cong Hao , Andrew B. Kahng , Bodhisatta Pramanik , Ismael Youssef

Global placement is a fundamental step in VLSI physical design. The wide use of 2D processing element (PE) arrays in machine learning accelerators poses new challenges of scalability and Quality of Results (QoR) for state-of-the-art…

Hardware Architecture · Computer Science 2024-06-21 Andrew B. Kahng , Zhiang Wang

This paper proposes an algorithm for synthesis of clock-follow-data designs that provides robustness against timing violations for RSFQ circuits while maintaining high performance and minimizing area costs. Since superconducting logic gates…

Emerging Technologies · Computer Science 2024-09-10 Robert S. Aviles , Phalgun G K , Peter A. Beerel

Placement is a critical and challenging step of modern chip design, with routability being an essential indicator of placement quality. Current routability-oriented placers typically apply an iterative two-stage approach, wherein the first…

Machine Learning · Computer Science 2024-06-06 Yunbo Hou , Haoran Ye , Yingxue Zhang , Siyuan Xu , Guojie Song

The rapid growth of electronics has accelerated the adoption of 2.5D integrated circuits, where effective automated chiplet placement is essential as systems scale to larger and more heterogeneous chiplet assemblies. Existing placement…

Machine Learning · Computer Science 2026-02-13 Yubo Hou , Furen Zhuang , Partha Pratim Kundu , Sezin Ata Kircali , Jie Wang , Mihai Dragos Rotaru , Dutta Rahul , Ashish James

Chip placement, a critical step in the VLSI physical design flow, directly impacts performance, power, and routability. Traditional chip placement methods, relying on analytical optimization or sequential reinforcement learning (RL), face…

Hardware Architecture · Computer Science 2026-04-08 Kien Le Trung , Truong-Son Hy

When modern FPGA architecture becomes increasingly complicated, modern FPGA placement is a mixed optimization problem with multiple objectives, including wirelength, routability, timing closure, and clock feasibility. Typical FPGA devices…

Hardware Architecture · Computer Science 2023-03-17 Jing Mai , Jiarui Wang , Zhixiong Di , Yibo Lin

Controller placement problem (CPP) is a key issue for Software-Defined Networking (SDN) with distributed controller architectures. This problem aims to determine a suitable number of controllers deployed in important locations so as to…

Networking and Internet Architecture · Computer Science 2021-10-26 Victoria Huang , Gang Chen , Qiang Fu , Elliott Wen

The exponential emergence of Field Programmable Gate Array (FPGA) has accelerated the research of hardware implementation of Deep Neural Network (DNN). Among all DNN processors, domain specific architectures, such as, Google's Tensor…

Hardware Architecture · Computer Science 2022-02-15 Rourab Paul , Sreetama Sarkar , Suman Sau , Koushik Chakraborty , Sanghamitra Roy , Amlan Chakrabarti

Field-Programmable Gate Arrays (FPGAs) have asserted themselves as vital assets in contemporary computing by offering adaptable, reconfigurable hardware platforms. FPGA-based accelerators incubate opportunities for breakthroughs in areas,…

Modern field programmable gate array(FPGA) can be partially dynamically reconfigurable with heterogeneous resources distributed on the chip. And FPGA-based partially dynamically reconfigurable system(FPGA-PDRS) can be used to accelerate…

Systems and Control · Electrical Eng. & Systems 2022-12-13 Bo Ding , Jinglei Huang , Junpeng Wang , Qi Xu , Song Chen , Yi Kang

Gate sizing plays an important role in timing optimization after physical design. Existing machine learning-based gate sizing works cannot optimize timing on multiple timing paths simultaneously and neglect the physical constraint on…

Machine Learning · Computer Science 2024-03-14 Yuyang Ye , Peng Xu , Lizheng Ren , Tinghuan Chen , Hao Yan , Bei Yu , Longxing Shi

Time-Dependent Constrained Path Optimization (TD-CPO) takes the following input: (i) time-dependent (TD) road network, (ii) source ($s$), (iii) destination ($d$), (iv) departure time ($t$) and, (v) budget ($\mathcal{B}$). In TD graph, each…

Other Computer Science · Computer Science 2024-09-27 Kousik Kumar Dutta , Venkata M. V. Gunturi

Problem Statement: Field Programmable Gate Array (FPGA) circuits play a significant role in major recent embedded process control designs. However, exploiting these platforms requires deep hardware conception skills and remains an important…

Systems and Control · Computer Science 2013-12-20 Ahmed Ben Achballah , Slim Ben Othman , Slim Ben Saoud

Path planning is critical for autonomous driving, generating smooth, collision-free, feasible paths based on perception and localization inputs. However, its computationally intensive nature poses significant challenges for…

Hardware Architecture · Computer Science 2025-07-23 Yifan Zhang , Xiaoyu Niu , Hongzheng Tian , Yanjun Zhang , Bo Yu , Shaoshan Liu , Sitao Huang

Evolutionary algorithms can outperform conventional placement algorithms such as simulated annealing, analytical placement as well as manual placement on metrics such as runtime, wirelength, pipelining cost, and clock frequency when mapping…

Hardware Architecture · Computer Science 2020-07-21 Niansong Zhang , Xiang Chen , Nachiket Kapre

A new approach for enhancing the process-variation tolerance of digital circuits is described. We extend recent advances in statistical timing analysis into an optimization framework. Our objective is to reduce the performance variance of a…

Hardware Architecture · Computer Science 2011-11-09 Osama Neiroukh , Xiaoyu Song
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