US 12,263,931 B2
Active and passive sail for improved communication networking at sea
Corey Bergsrud, Bloomington, IN (US); Katherine Grace Pfeiffer, Bloomington, IN (US); Edward Zipperle, Washington, IN (US); and Michael D. Combs, Bloomfield, IN (US)
Assigned to The United States of America, Represented by the Secretary of the Navy, Washington, DC (US)
Filed by The United States of America, as represented by the Secretary of the Navy, Crane, IN (US)
Filed on Aug. 31, 2023, as Appl. No. 18/240,559.
Application 18/240,559 is a division of application No. 17/507,031, filed on Oct. 21, 2021, granted, now 11,970,260.
Prior Publication US 2023/0415873 A1, Dec. 28, 2023
Int. Cl. H01Q 1/34 (2006.01); B63H 9/067 (2020.01); H01Q 15/14 (2006.01); H04B 1/00 (2006.01); H01Q 21/00 (2006.01)
CPC B63H 9/067 (2020.02) [H01Q 15/14 (2013.01); H04B 1/0003 (2013.01); B63B 2203/00 (2013.01); H01Q 21/00 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A radar and communications enhanced sail for a sailboat, sail ship, or sail drone comprising:
a first sail section comprising an active communication system;
a second sail section comprising a passive communication system;
wherein said active communication system comprises an antenna array and a software-defined radio; and
wherein said passive communication system comprises a reflective panel or sections and/or array of reflector panels or sections.