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. 21, 2021
Filed:
Nov. 27, 2018
Applicant:
Fairfield Industries Incorporated, Houston, TX (US);
Inventors:
William Hopewell, Missouri City, TX (US);
Philip Lacovara, Tucson, AZ (US);
Michael Morris, Sugar Land, TX (US);
Assignee:
FAIRFIELD INDUSTRIES INCORPORATED, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 13/02 (2006.01); H04B 10/80 (2013.01); H04B 10/2575 (2013.01); H04L 27/26 (2006.01); H04B 10/50 (2013.01); H04B 10/564 (2013.01); H03G 3/30 (2006.01);
U.S. Cl.
CPC ...
H04B 13/02 (2013.01); H04B 10/2575 (2013.01); H04B 10/50 (2013.01); H04B 10/564 (2013.01); H04B 10/80 (2013.01); H04L 27/2601 (2013.01); H03G 3/3084 (2013.01); H04L 27/2697 (2013.01);
Abstract
An apparatus is described which uses directly modulated InGaN Light-Emitting Diodes (LEDs) or InGaN lasers as the transmitters for an underwater data-communication device. The receiver uses automatic gain control to facilitate performance of the apparatus over a wide-range of distances and water turbidities.