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:
Aug. 04, 2020

Filed:

Dec. 06, 2019
Applicant:

Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;

Inventors:

Feng-Kuang Wu, Hsinchu County, TW;

Chih-Kuo Chang, Baoshan Township, TW;

Hsu-Shui Liu, Pingjhen, TW;

Jiun-Rong Pai, Jhubei, TW;

Shou-Wen Kuo, Hsinchu, TW;

Sing-Tsung Li, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/32 (2006.01);
U.S. Cl.
CPC ...
H01J 37/32944 (2013.01); H01J 37/32174 (2013.01); H01J 37/32183 (2013.01);
Abstract

Some embodiments relate to a system. The system includes a radio frequency (RF) generator configured to output a RF signal. A transmission line is coupled to the RF generator. A plasma chamber is coupled to RF generator via the transmission line, wherein the plasma chamber is configured to generate a plasma based on the RF signal. A micro-arc detecting element is configured to determine whether a micro-arc has occurred in the plasma chamber based on the RF signal.


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