AMSnet-q: Unsupervised Circuit Identification and Performance Labeling for AMS Circuits

Fuente: arXiv
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Main Authors: Zhang, Ze, Zhou, Junzhuo, Shi, Yichen, Tao, Zhuofu, Ji, Rui, Yu, Zhiping, Chen, Quan, Lin, Ting-Jung, He, Lei
Format: Preprint
Published: 2026
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_version_ 1866914526269538304
author Zhang, Ze
Zhou, Junzhuo
Shi, Yichen
Tao, Zhuofu
Ji, Rui
Yu, Zhiping
Chen, Quan
Lin, Ting-Jung
He, Lei
author_facet Zhang, Ze
Zhou, Junzhuo
Shi, Yichen
Tao, Zhuofu
Ji, Rui
Yu, Zhiping
Chen, Quan
Lin, Ting-Jung
He, Lei
contents Analog and mixed-signal (AMS) circuit design remains heavily reliant on expert knowledge. While recent AI-driven automation tools can generate candidate topologies, they critically depend on manually curated datasets with functional and performance annotations -- a requirement that current large language models (LLMs) and vision models cannot automate. Existing approaches still require domain experts to manually interpret circuit functionality. We present AMSnet-q, a fully automated, unsupervised pipeline that eliminates human-in-the-loop annotation by converting schematic images directly into a labeled AMS circuit database. Unlike prior work that stops at netlist extraction, our framework automates the complete verification loop: it performs schematic-to-netlist conversion, topology-aware testbench generation, and simulation-based sizing validation to objectively determine circuit functionality. Validated in 28 nm technology, AMSnet-q processed 739 schematics from the AMSnet 1.0 dataset, automatically constructing a repository of 4 circuit classes, 105 distinct topologies, and 89,789 labeled device configurations. By decoupling human effort from dataset volume and reducing the workload to a one-time testbench template per circuit class, AMSnet-q enables scalable, objective, and fully automated AMS database construction.
format Preprint
id arxiv_https___arxiv_org_abs_2605_01404
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle AMSnet-q: Unsupervised Circuit Identification and Performance Labeling for AMS Circuits
Zhang, Ze
Zhou, Junzhuo
Shi, Yichen
Tao, Zhuofu
Ji, Rui
Yu, Zhiping
Chen, Quan
Lin, Ting-Jung
He, Lei
Hardware Architecture
Artificial Intelligence
Analog and mixed-signal (AMS) circuit design remains heavily reliant on expert knowledge. While recent AI-driven automation tools can generate candidate topologies, they critically depend on manually curated datasets with functional and performance annotations -- a requirement that current large language models (LLMs) and vision models cannot automate. Existing approaches still require domain experts to manually interpret circuit functionality. We present AMSnet-q, a fully automated, unsupervised pipeline that eliminates human-in-the-loop annotation by converting schematic images directly into a labeled AMS circuit database. Unlike prior work that stops at netlist extraction, our framework automates the complete verification loop: it performs schematic-to-netlist conversion, topology-aware testbench generation, and simulation-based sizing validation to objectively determine circuit functionality. Validated in 28 nm technology, AMSnet-q processed 739 schematics from the AMSnet 1.0 dataset, automatically constructing a repository of 4 circuit classes, 105 distinct topologies, and 89,789 labeled device configurations. By decoupling human effort from dataset volume and reducing the workload to a one-time testbench template per circuit class, AMSnet-q enables scalable, objective, and fully automated AMS database construction.
title AMSnet-q: Unsupervised Circuit Identification and Performance Labeling for AMS Circuits
topic Hardware Architecture
Artificial Intelligence
url https://arxiv.org/abs/2605.01404