A Circuit Diagram Solving Method, Device and Electronic Device Based on a Multimodal Model

By employing a circuit diagram solving method based on a multimodal model, utilizing a netlist recognition model and a circuit simulator, and combining a large language model, the shortcomings of existing circuit diagram analysis and numerical calculation technologies are addressed, enabling accurate understanding and solving of circuit diagrams.

CN119166797BActive Publication Date: 2026-05-26TSINGHUA UNIVERSITY +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TSINGHUA UNIVERSITY
Filing Date
2024-07-31
Publication Date
2026-05-26

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Abstract

The present invention provides a circuit diagram solving method, device and electronic device based on a multimodal model. The method includes: inputting a circuit diagram to be solved into a pre-trained netlist recognition model to output a netlist text; inputting the netlist text into a circuit simulator for circuit simulation to obtain a simulation result; obtaining a final answer based on the simulation result and the user's question text. The netlist recognition model is a multimodal model, which is trained based on sample circuit diagrams and netlist label texts. Since the present invention effectively solves the problem that existing multimodal large models cannot accurately understand circuit topology through the pre-trained netlist recognition model, and alleviates the problem of insufficient mathematical reasoning and calculation ability of existing multimodal large models through the circuit simulator, the method of the present invention can analyze circuit diagrams more accurately.
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