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:
Jun. 07, 2016

Filed:

Dec. 27, 2013
Applicants:

Robert Bosch Tool Corporation, Broadview, IL (US);

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Jay R. Munroe, Watseka, IL (US);

Nathan J. Light, Sheldon, IL (US);

Antony J. Wilks, Watseka, IL (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 15/00 (2006.01); G01C 9/02 (2006.01); G08B 13/14 (2006.01); H03F 1/02 (2006.01); H03F 3/08 (2006.01); G01B 11/26 (2006.01); G01J 1/44 (2006.01);
U.S. Cl.
CPC ...
G01C 15/006 (2013.01); G01B 11/26 (2013.01); G01C 9/02 (2013.01); G01J 1/44 (2013.01); G08B 13/14 (2013.01); H03F 1/0277 (2013.01); H03F 3/087 (2013.01); H03F 2200/435 (2013.01);
Abstract

A method of detecting a laser beam emitted by a laser tool includes receiving light via an optical window of a receiver unit, and directing the light received via the optical window onto a first light sensor array and a second light sensor array. At least one signal is output from the first light sensor array indicating a characteristic of the light incident upon the first light sensor array. At least one signal is output from the second light sensor array indicating a characteristic of the light incident upon the second light sensor array. The at least one signal from the first light sensor array and the at least one signal from the second light sensor array are processed with respect to each other to produce a measurement signal. A determination is then made whether the received light is a laser beam emitted by the laser tool based on the measurement signal.


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