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.:

US 7986587 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 26, 2011

Filed:

Mar. 20, 2008
Applicants:

Peter M. Duncan, Houston, TX (US);

James D Lakings, Houston, TX (US);

Inventors:

Peter M. Duncan, Houston, TX (US);

James D Lakings, Houston, TX (US);

Assignee:

Microseismic, Inc., Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of imaging the Earth's subsurface using passive seismic emissions includes detecting seismic signals originating from within the Earth's subsurface over a selected time period using an array of seismic sensors deployed proximate the Earth's surface. Hypocenters of seismic events in the subsurface are determined from the detected signals. Seismic signals detected at selected ones of the seismic sensors are cross-correlated to signals detected at other selected ones of the seismic sensors. The cross-correlated signals are processed to obtain a reflectivity series at a geodetic position of the selected one of the seismic sensors. A spatial distribution of at least one seismic property in the subsurface is determined using the determined hypocenters and the reflectivity series.


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Duncan, Peter. (2011). Method for imaging the earth's subsurface using passive seismic sensing (U.S. Patent No. 7986587). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7986587

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