A Defect Determination Method for Lead Lap Welding Interconnection Points Based on Transmission Performance Test Data
A technology of transmission performance and lead lap welding, which is applied in the field of microwave interconnection and can solve the problems of inability to measure signal transmission performance.
Active Publication Date: 2020-11-03
XIDIAN UNIV
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Problems solved by technology
[0005] Based on the above problems, the method for determining the defect of the lead lap welding interconnection point based on the transmission performance test data established by the present invention can realize the rapid determination of the defect parameters of the lead lap welding interconnection point by actually measuring the performance index of the lead lap welding interconnection point, which solves the problem that cannot be solved at present. Based on the measured signal transmission performance of lead lap welding interconnection points, the problem of quickly and accurately determining the defect parameters of interconnection points
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[0040] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0041] refer to figure 1 , the present invention is a method for determining defects of lead lap welding interconnection points based on transmission performance test data, and the specific steps are as follows:
[0042] Step 1, actual measurement of the transmission performance of the lead lap welding interconnection point.
[0043] The structural dimension diagram when there are defects in the lead lap welding interconnection point is as follows figure 2 As shown in , the transmission performance of the measured lead lap welding interconnection point includes return loss and insertion loss.
[0044] Step 2, determine the defect resolution and determine the defect matrix.
[0045] Defect refers to the crack defect in the lead lap welding interconnection point that breaks from the interconnection point to the microstrip line from the outside to the ...
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The invention discloses a method for determining defects of lead lap welding interconnection points based on transmission performance test data, which comprises: actually measuring the transmission performance of lead wire lap welding interconnection points; determining defect resolution and defect matrix; Parameters; generate a defect-oriented performance error matrix based on the performance prediction formula of the defective interconnection point; determine the weight of each performance index and generate a multi-objective screening equation; calculate the multi-objective screening matrix based on the performance error matrix according to the multi-objective screening equation; extract the multi-objective Screen the value with the smallest error in the matrix, judge whether the performance error is acceptable at this time, and determine the defect parameters and positions. The method of the invention can realize fast determination of defect parameters and positions of the lead wire lap welding interconnection point by actually measuring the performance index of the lead wire lap welding interconnection point.
Description
technical field [0001] The invention belongs to the technical field of microwave interconnection, in particular to a method for determining the defects of lead lap welding interconnection points based on transmission performance test data. The interconnection point defect determination method based on the transmission performance test data and the basic parameters of the lead wire lap welding interconnection point established by the present invention can be used to quickly and accurately determine the specific size of the defect in the lead wire lap welding interconnection point. Background technique [0002] With the extensive use of microwave components in electronic equipment, various interconnection points have been widely used in microwave components in various fields such as radars, satellites, and base stations. Among them, compared with other forms of interconnection technology, lead lap soldering interconnection is easier to manufacture, smaller in size, and better ...
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IPC IPC(8): G06F30/20G01N27/04G01N27/22G01N27/24G01N27/82
CPCG01N27/041G01N27/221G01N27/24G01N27/82G06F30/20
Inventor 王从思应康田军王艳连培园薛松刘菁王志海于坤鹏钟剑锋王猛郑元鹏段宝岩
Owner XIDIAN UNIV