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:
Oct. 15, 2013
Filed:
Dec. 21, 2009
Applicants:
Roger A. Hajjar, San Jose, CA (US);
Christopher J. Butler, Acton, MA (US);
David L. Kent, Framingham, MA (US);
Mikhail Kaluzhny, Newton, MA (US);
Inventors:
Roger A. Hajjar, San Jose, CA (US);
Christopher J. Butler, Acton, MA (US);
David L. Kent, Framingham, MA (US);
Mikhail Kaluzhny, Newton, MA (US);
Assignee:
Prysm, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/00 (2006.01); G01J 1/42 (2006.01); G02B 26/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Scanning beam display systems that scan one servo beam and an excitation beam onto a screen that emits visible light under excitation of the light of the excitation beam and control optical alignment of the excitation beam based on positioning of the servo beam on the screen via a feedback control.