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:
Apr. 06, 2004
Filed:
Feb. 08, 2000
Applicant:
Inventors:
Suzanne K. Rajchel, Wheaton, IL (US);
Michael G. Ressl, Western Springs, IL (US);
Assignee:
Vantageport, Inc., Western Springs, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 ; G01B 1/126 ;
U.S. Cl.
CPC ...
G01C 3/08 ; G01B 1/126 ;
Abstract
An optical system is provided which combines range-finding (distance measurement), sighting (target acquisition) and scanning capabilities. This single beam system uses a polarization selector and a retardation plate to take advantage of the polarization properties of light from a transmit source and of light reflected to a receiver. The system further includes scanning optics for moving the optical beam of light in relation to object in order gather information from the object. Methods for using the system are also provided.