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METHOD, SYSTEM, AND ELECTRONIC DEVICE FOR DETECTING OPEN/SHORT CIRCUIT OF PCB DESIGN LAYOUT

机译:用于检测PCB设计布局的打开/短路的方法,系统和电子设备

摘要

A method for detecting an open/short circuit on a PCB design layout includes: reading PCB data of a to-be-checked PCB design layout, to output an image of each PCB layer included in the PCB design layout; performing a first connectivity analysis on the image of each PCB layer to classify pad patterns connected with each other in the same layer into a corresponding child network group; performing a second connectivity analysis to classify child network groups in which pad patterns connected by the same electroplated hole, into a corresponding parent network group; reading IPC netlist data of the PCB design layout, to obtain a netlist network group in which each pad pattern is; and determining whether a netlist network relationship of the pad patterns is consistent with a network relationship obtained after the second connectivity analysis in order to determine whether there is an open/short circuit.
机译:一种用于检测PCB设计布局上的开/短路的方法包括:读取待检查的PCB设计布局的PCB数据,输出包括在PCB设计布局中的每个PCB层的图像; 对每个PCB层的图像执行第一连接分析,以将彼此连接的焊盘图案分类为相同的子网络组; 执行第二连通性分析,以对由相同电镀孔连接的焊盘图案的子网组分类为相应的父网络组; 读取PCB设计布局的IPC NetList数据,以获取每个焊盘模式的网表网络组; 并确定焊盘图案的网表网络关系是否与第二连接分析之后获得的网络关系一致,以便确定是否存在打开/短路。

著录项

  • 公开/公告号US2022019723A1

    专利类型

  • 公开/公告日2022-01-20

    原文格式PDF

  • 申请/专利权人 VAYO (SHANGHAI) TECHNOLOGY CO. LTD.;

    申请/专利号US201917296230

  • 发明设计人 SHENGJIE QIAN;FENGSHOU LIU;

    申请日2019-04-15

  • 分类号G06F30/398;G06F30/392;G06F30/3953;

  • 国家 US

  • 入库时间 2022-08-24 23:24:15

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