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:
Aug. 27, 2019

Filed:

Oct. 30, 2015
Applicant:

Baker Hughes, a GE Company Llc, Houston, TX (US);

Inventors:

Richard Jin Yao, The Woodlands, TX (US);

Eric C. Sullivan, Houston, TX (US);

Navish Makkar, Celle, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 49/00 (2006.01); E21B 44/00 (2006.01); E21B 47/024 (2006.01); G01C 21/16 (2006.01);
U.S. Cl.
CPC ...
E21B 49/003 (2013.01); E21B 44/00 (2013.01); E21B 47/024 (2013.01); G01C 21/16 (2013.01);
Abstract

Wellbore sensor systems and related methods are disclosed. A wellbore sensor system includes a first sensor node and a second sensor node. The first sensor node is operably coupled to a drill string at a first location. The second sensor node is operably coupled to the drill string at a second location. A method includes taking first sensor readings from the first sensor node relative to a first spatial frame of reference, and taking second sensor readings from the second sensor node relative to a second spatial frame of reference, and using the first sensor readings and the second sensor readings to estimate parameters of a mathematical transform configured to transform the second sensor readings into the first spatial frame of reference. The method also includes transforming the second sensor readings into the first spatial frame of reference with the estimated mathematical transform.


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