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:
Feb. 03, 2026

Filed:

Dec. 10, 2021
Applicant:

Leica Geosystems Ag, Heerbrugg, CH;

Inventors:

Heinz Bernhard, Berneck, CH;

Hannes Maar, Dornbirn, AT;

Phillip Lukas Rüst, Herisau, CH;

Klaus Frombach, Tettnang, DE;

Markus Geser, Horn, CH;

Ismail Roman Celebi, St. Gallen, CH;

Matteo Carrera, Speicher, CH;

Assignee:

LEICA GEOSYSTEMS AG, Heerbrugg, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01C 15/00 (2006.01);
U.S. Cl.
CPC ...
G01C 15/002 (2013.01);
Abstract

A surveying pole and to a secondary sensor unit which is attachable to the surveying pole. A reflector and/or GNSS receiver attachable to the surveying pole can be attached independently of whether or not the secondary sensor unit is attached to the surveying pole. A distance between the reflector and/or GNSS receiver and a pole tip is also independent of whether or not the secondary sensor unit is attached to the surveying pole. A distance between an attached reflector and/or GNSS receiver and the attached secondary sensor unit is also known and fixed. A method and computer program product for numerically correcting distance measurement errors due to reflector orientation and position with respect to a primary sensor, in particular a tachymeter.


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