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:
Apr. 21, 2025

Filed:

Aug. 26, 2021
Applicants:

Beijing E-town Semiconductor Technology Co., Ltd., Beijing, CN;

Mattson Technology, Inc., Fremont, CA (US);

Inventors:

Maolin Long, Santa Clara, CA (US);

Qiqun Zhang, Palo Alto, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 37/32 (2005.12); B08B 7/00 (2005.12); H01L 21/263 (2005.12);
U.S. Cl.
CPC ...
H01J 37/32623 (2012.12); B08B 7/0035 (2012.12); H01J 37/321 (2012.12); H01J 37/32422 (2012.12); H01L 21/263 (2012.12); H01J 2237/3342 (2012.12);
Abstract

Plasma processing apparatus for processing a workpiece are provided. In one example embodiment, a plasma processing apparatus for processing a workpiece includes a processing chamber, a plasma chamber separated from the processing, and an inductively coupled plasma source configured to generate a plasma in the plasma chamber. The apparatus includes a pedestal disposed within the processing chamber configured to support a workpiece. The apparatus includes an insert disposed in the plasma chamber movable to one or more vertical positions within the plasma chamber. Methods for processing of workpieces are also provided.


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