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:
Mar. 25, 2025

Filed:

Apr. 02, 2021
Applicant:

Zoller & Fröhlich Gmbh, Wangen im Allgäu, DE;

Inventors:

Christoph Fröhlich, Wangen im Allgäu, DE;

Markus Mettenleiter, Isny im Allgäu, DE;

Assignee:

ZOLLER & FRÖHLICH GMBH, Wangen im Allgäu, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 7/493 (2006.01); G01S 7/4915 (2020.01); G01S 17/42 (2006.01); G01S 17/89 (2020.01);
U.S. Cl.
CPC ...
G01S 7/493 (2013.01); G01S 7/4915 (2013.01); G01S 17/42 (2013.01); G01S 17/89 (2013.01);
Abstract

A method is disclosed for determining and compensating a proportion of stray light of a measuring beam of a 3D laser scanner by which a 3D point cloud of an object to be detected can be generated via phase-based distance measurement including a first sequence by which first parameters of a proportion of stray light can be determined independently of the 3D point cloud and/or a second sequence by which second parameters of the proportion of stray light dependent on the generated 3D point cloud and a step can be determined. The proportion of stray light can be compensated as a function of the first parameters and/or the second parameters.


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