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.
Patent No.:
Date of Patent:
Mar. 05, 2024
Filed:
Aug. 21, 2019
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventors:
Assignee:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/02 (2006.01); H01L 21/67 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67057 (2013.01); H01L 21/02057 (2013.01); H01L 21/67034 (2013.01); H01L 21/67248 (2013.01); H01L 21/67253 (2013.01);
Abstract
In an embodiment, a method includes: immersing a wafer in a bath within a cleaning chamber; removing the wafer out of the bath through a solvent and into a gas within the cleaning chamber; determining a parameter value from the gas; and performing remediation within the cleaning chamber in response to determining that the parameter value is beyond a threshold value.