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.:

US 6995067 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 07, 2006

Filed:

Feb. 06, 2003
Applicants:

John Boyd, Atascadero, CA (US);

Andras Kuthi, Thousand Oaks, CA (US);

Michael G. R. Smith, Dublin, CA (US);

Thomas W. Anderson, Livermore, CA (US);

William Thie, Mountain View, CA (US);

Inventors:

John Boyd, Atascadero, CA (US);

Andras Kuthi, Thousand Oaks, CA (US);

Michael G. R. Smith, Dublin, CA (US);

Thomas W. Anderson, Livermore, CA (US);

William Thie, Mountain View, CA (US);

Assignee:

Lam Research Corporation, Fremont, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/336 (2006.01); H01L 21/42 (2006.01); G01R 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method of cleaning a substrate includes a megasonic chamber that includes a transducer and a substrate. The transducer is being oriented toward the substrate. A variable distance d separates the transducer and the substrate. The system also includes a dynamically adjustable RF generator that has an output coupled to the transducer.


Find Patent Forward Citations

Loading…