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:
Apr. 26, 2016

Filed:

Oct. 16, 2013
Applicant:

Transocean Sedco Forex Ventures Limited, George Town Grand Cayman, KY;

Inventors:

Jose Gutierrez, Houston, TX (US);

Luis Pereira, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/064 (2006.01); E21B 47/12 (2012.01); E21B 7/12 (2006.01); E21B 33/06 (2006.01);
U.S. Cl.
CPC ...
E21B 47/122 (2013.01); E21B 7/12 (2013.01); E21B 33/063 (2013.01); E21B 33/064 (2013.01);
Abstract

A subsea processor may be located near the seabed of a drilling site and used to coordinate operations of underwater drilling components. The subsea processor may be enclosed in a single interchangeable unit that fits a receptor on an underwater drilling component, such as a blow-out preventer (BOP). The subsea processor may issue commands to control the BOP and receive measurements from sensors located throughout the BOP. A shared communications bus may interconnect the subsea processor and underwater components and the subsea processor and a surface or onshore network. The shared communications bus may be operated according to a time division multiple access (TDMA) scheme.


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