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:
Oct. 28, 2025

Filed:

Oct. 18, 2022
Applicant:

Metrotech Corporation, Santa Clara, CA (US);

Inventors:

Andrzej Zbigniew Regini, Santa Clara, CA (US);

William Moore, Santa Clara, CA (US);

Stephen John Petherick, Santa Clara, CA (US);

Assignee:

Metrotech Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 19/43 (2010.01); G01S 19/14 (2010.01); G01S 19/36 (2010.01); G01S 19/47 (2010.01); G01V 3/08 (2006.01);
U.S. Cl.
CPC ...
G01S 19/43 (2013.01); G01S 19/14 (2013.01); G01S 19/36 (2013.01); G01S 19/47 (2013.01); G01V 3/081 (2013.01);
Abstract

A precise line locator is presented that provides precise line location. The locator includes a housing; a wand attached to the housing, the wand including an array of low frequency antennas arranged along the wand, the array of low frequency antennas defining an electromagnetic locate axis of the line locator system; a real-time kinematic (RTK) Global Navigation Satellite (GNSS) antenna attached to the housing; a user interface positioned in the housing; and a processing circuit coupled to the array of low frequency antennas, the RTK GNSS antenna, and the user interface, wherein the underground line locator determines locate data of the underground line based on signals from the array of low frequency antennas and determines a precise position of the underground line locator from the RTK GNSS antenna.


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