The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 09, 2026

Filed:

Feb. 13, 2023
Applicant:

Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;

Inventors:

Jhih-Yu Li, Hsinchu, TW;

Nai-Han Cheng, Hsinchu, TW;

Chien-Hung Lu, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); C23C 14/48 (2006.01); C23C 14/54 (2006.01); H10P 72/00 (2026.01); H10W 20/00 (2026.01);
U.S. Cl.
CPC ...
H10P 72/0402 (2026.01); C23C 14/48 (2013.01); C23C 14/54 (2013.01); H10P 72/06 (2026.01); H10P 72/0454 (2026.01); H10P 72/0471 (2026.01); H10W 20/056 (2026.01);
Abstract

Methods and apparatuses for adjusting and controlling conditions within the environment of a workpiece handling module include sensors for detecting humidity and concentration of harmful gasses. Signals generated by these sensors are utilized to generate signals that control the flow of air into the environment and/or the flow of air and gases out of the environment. By controlling the humidity, negative impacts on processes carried out in the environment are avoided. By controlling the gas concentration, exposure of workers to harmful gases is avoided.


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