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:
May. 25, 2010

Filed:

Jun. 28, 2006
Applicants:

Andreas Fischer, Castro Valley, CA (US);

David Pirkle, Soquel, CA (US);

Inventors:

Andreas Fischer, Castro Valley, CA (US);

David Pirkle, Soquel, CA (US);

Assignee:

Lam Research Corporation, Fremont, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/302 (2006.01);
U.S. Cl.
CPC ...
Abstract

Universal plasma unconfinement detection systems configured to detect the plasma unconfinement condition in the plasma processing chamber and methods therefor. The detection systems and methods are designed to reliably and accurately detect the existence of the plasma unconfinement condition in a process-independent and recipe-independent manner.


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