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:
May. 14, 2002
Filed:
Aug. 05, 1999
Applicant:
Inventors:
Robert Garotta, Gonfaron, FR;
Patrick Burger, Nantes, FR;
Assignee:
Sercel, , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/28 ;
U.S. Cl.
CPC ...
G01V 1/28 ;
Abstract
Seismic acquisition apparatus comprising a plurality of detectors (s , s , etc.) each constituted by one or more seismic sensors, combiner means which generate at least one seismic trace corresponding to a group of detectors by combining the signals output thereby, and memory means for storing the seismic traces generated in this way, the apparatus being characterized in that it includes seismic preprocessor means (&mgr;P , &mgr;P , etc.) for re-phasing the signals output by the detectors prior to the signals being combined and/or prior to accidental noise on said signals being eliminated.