Design of an Image-Servo Mask Alignment System Using Dual CCDs with an XXY Stage

Mask alignment of photolithography technology is used in many applications, such as micro electro mechanical systems’ semiconductor process, printed circuits board, and flat panel display. As the dimensions of the product are getting smaller and smaller, the automatic mask alignment of photolithogra...

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Bibliographic Details
Main Authors: Chih-Jer Lin, Hui-Hsiang Hsu, Chiang-Ho Cheng, Yu-Chung Li
Format: Article
Language:English
Published: MDPI AG 2016-02-01
Series:Applied Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-3417/6/2/42