Rapid 3D-Imaging of Semiconductor Chips Using THz Time-of-Flight Technique

In this study, we developed a rapid three-dimensional (3D) time-of-flight imaging tool for inspection of packaged semiconductor chips, using terahertz (THz) time-domain spectroscopy techniques. A high-speed THz system based on the optical sampling by cavity tuning technique is incorporated with a 2-...

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Bibliographic Details
Main Authors: Jong Hyuk Yim, Su-yeon Kim, Yiseob Kim, Suyoung Cho, Jangsun Kim, Yeong Hwan Ahn
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/11/11/4770