US 11,970,260 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 Combs, Bloomfield, IN (US)
Assigned to The United States of America, as 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 Oct. 21, 2021, as Appl. No. 17/507,031.
Claims priority of provisional application 63/104,039, filed on Oct. 22, 2020.
Prior Publication US 2022/0126961 A1, Apr. 28, 2022
Int. Cl. H01Q 1/34 (2006.01); B63H 9/067 (2020.01); H01Q 15/14 (2006.01); H01Q 21/00 (2006.01); H04B 1/00 (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)] 4 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;
a third sail section comprising of an combined active and 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.