A design of the circle via in the millimeter CQFN package

This paper discussed a CQFN shell in 7 mm×7 mm×1.2 mm which was based on HTCC technology for the miniaturization needs of millimeter wave microwave device packaging. In order to solve the problem of electromagnetic leakage during high frequency signal transmission of ceramic shell, the shielding gro...

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Bibliographic Details
Main Authors: Zhou Hao, Yan Huizeng, Shi Mengqiao, Cheng Kai
Format: Article
Language:zho
Published: National Computer System Engineering Research Institute of China 2023-02-01
Series:Dianzi Jishu Yingyong
Subjects:
Online Access:http://www.chinaaet.com/article/3000159727