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:
Feb. 07, 2023

Filed:

Oct. 15, 2019
Applicant:

Darkvision Technologies Inc, North Vancouver, CA;

Inventors:

Graham Manders, Vancouver, CA;

Michael Halpenny-Mason, Vancouver, CA;

Assignee:

DARKVISION TECHNOLOGIES INC, North Vancouver, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 1/24 (2006.01); G01S 7/527 (2006.01); G01S 15/89 (2006.01); G01V 1/16 (2006.01); G01V 1/20 (2006.01); G01V 1/46 (2006.01);
U.S. Cl.
CPC ...
G01V 1/247 (2013.01); G01S 7/527 (2013.01); G01S 15/89 (2013.01); G01V 1/162 (2013.01); G01V 1/20 (2013.01); G01V 1/46 (2013.01);
Abstract

A device and method used to increase the resolution when imaging, measuring and inspecting wells, pipes and objects located therein. The device comprises an array of acoustic transducers that both transmit and receive acoustic signals. Scan lines may be overlapped by interlacing transmission and receiving windows thus increasing either the resolution or logging speed drastically compared to conventional approaches. The sequence of the scan lines making up an imaging frame is created by stratifying physically close lines and randomly selecting from within each stratum, preventing interference from neighboring transducers, signals and acoustic artifacts that fundamentally limit logging speed and resolution using conventional methods.


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