Taiwan Semiconductor Manufacturing Comp. Ltd.

Let-Long Chen

Keng-Chia Yang

Chih-Chien Chen

A testing system for check-in control in wafer testing. The testing system comprises a testing tool, an optical character recognition (OCR) device, and a controller. The testing tool performs a testing process of an article. The OCR device reads optical characters disposed on the article. The controller, connected to the testing tool and the OCR device, automatically initiates a check-in process for the article according to the read optical characters.

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Tainan, Taiwan

Let-Long Chen