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:
Jan. 23, 2024
Filed:
Jul. 20, 2021
Applicant:
Cgg Services Sas, Massy, FR;
Inventors:
Assignee:
CGG SERVICES SAS, Massy, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/30 (2006.01); G01V 1/36 (2006.01); G01V 1/28 (2006.01);
U.S. Cl.
CPC ...
G01V 1/308 (2013.01); G01V 1/282 (2013.01); G01V 1/36 (2013.01); G01V 2210/42 (2013.01); G01V 2210/51 (2013.01);
Abstract
Methods and devices according to various embodiments perform full-wave inversion jointly for datasets acquired at different times over the same underground formation using a time-lag cost function with target regularization terms. This approach improves the 4D signal within reservoirs and suppresses 4D noise outside.