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:
Jul. 21, 2015
Filed:
Feb. 03, 2012
Applicants:
Muhammad M. Rasheed, San Jose, CA (US);
Rongjun Wang, Dublin, CA (US);
Thanh X. Nguyen, San Jose, CA (US);
Alan A. Ritchie, Menlo Park, CA (US);
Inventors:
Muhammad M. Rasheed, San Jose, CA (US);
Rongjun Wang, Dublin, CA (US);
Thanh X. Nguyen, San Jose, CA (US);
Alan A. Ritchie, Menlo Park, CA (US);
Assignee:
APPLIED MATERIALS, INC., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 14/34 (2006.01); H01J 37/34 (2006.01); H01J 37/32 (2006.01);
U.S. Cl.
CPC ...
H01J 37/34 (2013.01); H01J 37/32082 (2013.01); H01J 37/3441 (2013.01);
Abstract
Embodiments of the invention generally relate to a grounding kit for a semiconductor processing chamber, and a semiconductor processing chamber having a grounding kit. More specifically, embodiments described herein relate to a grounding kit which creates an asymmetric grounding path selected to significantly reduce the asymmetries caused by an off center RF power delivery.