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:
Sep. 08, 1987
Filed:
Jun. 29, 1984
Applicant:
Inventors:
Michael F Gard, Catoosa, OK (US);
Ralph E Warmack, Kingwood, TX (US);
Kyong H Lee, Albuquerque, NM (US);
Robert H Maschhoff, Cedar Crest, NM (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V / ; G01V / ;
U.S. Cl.
CPC ...
367 45 ; 367 49 ; 364421 ;
Abstract
In portable seismic data acquisition units, an adaptive seismic signal processor and method for resampling and bandpassing selected frequencies of an input digital signal. The adaptive seismic signal processor and method provide an output digital signal having a frequency domain and resampling rate which can be selected from one of a plurality of predetermined frequency domains and sampling rates during the course of acquisition of the input digital signal without substantial loss or deterioration thereof.