US 11,881,634 B2
Antenna apparatus for identifying drone and operation method thereof
Kyu-Min Kang, Daejeon (KR); Jae Cheol Park, Daejeon (KR); Jinhyung Oh, Daejeon (KR); Dong Woo Lim, Daejeon (KR); Su Na Choi, Daejeon (KR); and Sunghyun Hwang, Daejeon (KR)
Assigned to Electronics and Telecommunications Research Institute, Daejeon (KR)
Filed by ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon (KR)
Filed on May 2, 2022, as Appl. No. 17/734,658.
Claims priority of application No. 10-2021-0058077 (KR), filed on May 4, 2021.
Prior Publication US 2022/0359983 A1, Nov. 10, 2022
Int. Cl. H04B 7/06 (2006.01); H01Q 3/36 (2006.01); H01Q 21/20 (2006.01); H01Q 3/26 (2006.01); H01Q 9/28 (2006.01)
CPC H01Q 3/36 (2013.01) [H01Q 3/26 (2013.01); H01Q 9/285 (2013.01); H01Q 21/20 (2013.01); H04B 7/0617 (2013.01); H04B 7/0691 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An antenna apparatus for drone identification, comprising:
a plurality of horizontal directional antennas;
a vertical directional antenna positioned at a center of an area surrounded by the plurality of horizontal directional antennas;
a beamforming unit controlling beamforming of the vertical directional antenna and the plurality of horizontal antennas to transmit and receive signals in all directions;
an interface unit that is connected to a device for drone identification and provides a signal output from the beamforming unit through the horizontal antennas and the vertical antenna to the device, and provides a signal from the device to the beamforming unit; and
a power supply unit for suppling power.