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:
Oct. 03, 2006

Filed:

May. 22, 2003
Applicants:

David L. Hecht, Palo Alto, CA (US);

Uma Srinivasan, Mountain View, CA (US);

Robert Matusiak, Sunnyvale, CA (US);

Robert P. Kowalski, Campbell, CA (US);

Eric J. Shrader, Belmont, CA (US);

Inventors:

David L. Hecht, Palo Alto, CA (US);

Uma Srinivasan, Mountain View, CA (US);

Robert Matusiak, Sunnyvale, CA (US);

Robert P. Kowalski, Campbell, CA (US);

Eric J. Shrader, Belmont, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A beam position control system controls a position of a beam directed from a beam source. The beam position control system includes a beam position sensing system that generates one or more satellite beams which are used to determine the position of a main beam. A beam offset computation block determines a relative position of the main beam with respect to a desired main beam position and provides beam offset information to a controller that generates a compensation signal used to adjust the main beam position to the desired main beam position via a beam actuation system.


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