US 11,114,773 B2
Devices, systems, and methods for directional antennas that protect sensitive zones
Dan Gorcea, Kanata (CA)
Assigned to Flex Ltd., San Jose, CA (US)
Filed by Flex Ltd., Singapore (SG)
Filed on Dec. 30, 2019, as Appl. No. 16/730,704.
Claims priority of provisional application 62/786,049, filed on Dec. 28, 2018.
Prior Publication US 2020/0212601 A1, Jul. 2, 2020
Int. Cl. H01Q 25/00 (2006.01); H01Q 1/27 (2006.01); H04B 1/38 (2015.01); H04R 1/10 (2006.01); H04R 1/08 (2006.01)
CPC H01Q 25/005 (2013.01) [H01Q 1/273 (2013.01); H04B 1/38 (2013.01); H04R 1/08 (2013.01); H04R 1/105 (2013.01); H04R 1/1008 (2013.01); H04R 1/1041 (2013.01); H04R 1/1075 (2013.01); H04R 2420/07 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Headphones, comprising:
a zone that is sensitive to electromagnetic radiation;
a first earpiece including a first directional antenna operable at a first frequency and having a first radiation pattern radiating away from the zone; and
a second earpiece including a second directional antenna operable at the first frequency and having a second radiation pattern radiating away from the zone.