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 6922233 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 26, 2005

Filed:

Feb. 07, 2003
Applicant:

Nabeel Agha Riza, Oviedo, FL (US);

Inventor:

Nabeel Agha Riza, Oviedo, FL (US);

Assignee:

Nuonics, Inc., Winter Park, FL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J001/00 ;
U.S. Cl.
CPC ...
Abstract

An optical beam profiler using a spatial light modulator and photodetector. In an embodiment, the spatial light modulator is a two-dimensional (2-D) small tilt digital micromirror device. The profiler features fast speed, digital controls, low polarization sensitivity, and high measurement repeatability. The 2-D multi-pixel device-based profiler allows the use of several beam profile measurement concepts including moving knife edge, scanning slit, moving pinhole, variable aperture, and 2-D photodiode array. The proposed digital optical beam profiler can be implemented with any type of digitally operated 2-D spatial light modulator device such as using liquid crystals, magneto-optics, multiple quantum wells, electro-optic polymers, and photonic crystals.


Find Patent Forward Citations

Riza, Nabeel. (2005). Digital optical beam profiler (U.S. Patent No. 6922233). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6922233

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