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.
Patent No.:
Date of Patent:
Aug. 14, 2018
Filed:
Nov. 14, 2013
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventors:
Thanh T. Tran, Houston, TX (US);
Roger L. Shelton, Houston, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 44/00 (2006.01); E21B 47/12 (2012.01); H04L 29/08 (2006.01); H04W 4/38 (2018.01);
U.S. Cl.
CPC ...
E21B 44/005 (2013.01); E21B 47/12 (2013.01); H04L 67/12 (2013.01); H04W 4/38 (2018.02);
Abstract
A disclosed method includes outputting, by an electrical component residing in a downhole tool, a clocked digital output. The method also includes adjusting, by a variable impedance circuit external to the electrical component, an impedance value in series with the clocked digital output as a function of temperature.