# US 11,114,772 B2 · Dual polarized omni-directional antenna and base station including same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,114,772 B2 - Document ID: US11114772B2 - Status: Granted - Kind: B2 - Application number: 16/550,471 - Filed: 2019-08-26 - Published: 2019-12-12 - Granted: 2021-09-07 - Earliest claimed: 2017-02-28 - Assignees: Kmw Inc. - Applicants: Kmw Inc. - Inventors: Duk Yong Kim; Young Chan Moon; In Ho Kim; Oh Seog Choi - Web page: https://patentgrep.com/patent/US11114772B2 ## CPC - H01Q 1/246: {specially adapted for base stations} - H01Q 25/005: {providing two patterns of opposite direction; back to back antennas (H01Q25/004 takes precedence)} - H01Q 9/16: with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole (H01Q9/44 takes precedence) - H01Q 9/28: Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines (waveguide horns or mouths H01Q13/00; slot antennas H01Q13/00) - H01Q 21/205: {providing an omnidirectional coverage (turnstile aerials H01Q21/26)} - H01Q 21/26: Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre - H01Q 25/00: Antennas or antenna systems providing at least two radiating patterns (arrangements for changing or varying the orientation or the shape of the directional pattern H01Q3/00) - H01Q 25/001: {Crossed polarisation dual antennas (orthomode horns H01Q13/0258; cross-polarised rear feeds H01Q19/136; orthomode transducers H01P1/161)} - Y02D 30/70: in wireless communication networks - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) - Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE ## Abstract The present disclosure includes, in a dual polarized omni-directional antenna and a base station including the same, a plurality of radiating elements disposed to be spaced apart in one direction by the dual polarized omni-directional antenna, and a feed line for providing a feed signal to the plurality of radiating elements, and the plurality of radiating elements include a first radiator for generating one polarization of dual polarization, and a second radiator for generating the other polarization of the dual polarization, respectively, the first radiator is prepared on a first surface, and the second radiator is prepared on a second surface, and a main lobe direction of the first radiator and a main lobe direction of the second radiator are different directions from each other. ## Claims ### Claim 1 A dual polarized omni-directional antenna, comprising: a plurality of radiating elements disposed to be spaced apart in one direction; and a feed line for providing a feed signal to the plurality of radiating elements, wherein the plurality of radiating elements comprise a first radiator for generating one polarization of dual polarization, and a second radiator for generating the other polarization of the dual polarization, respectively, wherein the first radiator is prepared on a first surface, and the second radiator is prepared on a second surface, and wherein a main lobe direction of the first radiator and a main lobe direction of the second radiator are different directions from each other, wherein the dual polarized omni-directional antenna further comprises a feed plate on which a feed pattern has been formed so as to feed the first radiator and the second radiator, respectively, and wherein the feed plate comprises: a support layer having the feed pattern formed on an upper surface thereof; and a ground layer formed on a lower surface of the support layer, and on which a ground pattern has been formed, wherein an inner conductor of the feed lime penetrates the feed plate td be electrically connected with the feed pattern, and wherein an outer conductor of the feed line is electrically connected with the ground pattern. ### Claim 2 (depends on 1) The dual polarized omni-directional antenna of claim 1, wherein the first radiator and the second radiator are a dipole type, and wherein the first surface and the second surface are planes facing each other. ### Claim 3 (depends on 2) The dual polarized omni-directional antenna of claim 2, wherein the first radiator and the second radiator intersect each other in an X shape. ### Claim 4 (depends on 1) The dual polarized omni-directional antenna of claim 1, wherein each of the first radiator and the second radiator have a predetermined angle with the one direction, are prepared in the form of extending along each of the first surface and the second surface, and have a curvature changed in the extending direction. ### Claim 5 (depends on 4) The dual polarized omni-directional antenna of claim 4, wherein the first surface and the second surface are connected to each other, and the first radiator and the second radiator are positioned to face each other. ### Claim 6 (depends on 1) The dual polarized omni-directional antenna of claim 1, wherein the plurality of radiating elements are implemented by a circuit pattern using a Flexible-PCB (F-PCB), respectively. ### Claim 7 (depends on 6) The dual polarized omni-directional antenna of claim 6, wherein both side surfaces of the feed plate are attached and fixed to the Flexible-PCB molded in a cylinder shape. ### Claim 8 (depends on 1) The dual polarized omni-directional antenna of claim 1, further comprising a first half radiating element having the first radiator for generating the one polarization of the dual polarization; and a second half radiating element having the second radiator for generating the other polarization of the dual polarization. ### Claim 9 (depends on 8) The dual polarized omni-directional antenna of claim 8, wherein the first half radiating element and the second half radiating element are positioned at both end portion sides of the one direction of the plurality of radiating elements, respectively, and wherein each of the plurality of radiating elements and the first half radiating element are spaced apart at the same angle while being spaced apart in the one direction. ### Claim 10 (depends on 1) A base station comprising the dual polarized omni-directional antenna of claim 1. ### Claim 11 A dual polarized omni-directional antenna, comprising a plurality of radiating elements disposed to be spaced apart in one direction, wherein the plurality of radiating elements comprise a first radiator for generating one polarization of dual polarization, and a second radiator for generating the other polarization of the dual polarization, respectively, and wherein each of the first radiator and the second radiator has a predetermined angle with the one direction and is prepared in the form of extending along each of a first curved surface and a second curved surface, wherein the dual polarized omni-directional antenna further comprises a feed plate on which a feed pattern has been formed so as to feed the first radiator and the second radiator, respectively, and wherein the feed plate comprises: a support layer having the feed pattern formed on an upper surface thereof, and a ground layer formed on a lower surface of the support layer, and on which a ground pattern has been formed, wherein an inner conductor of the feed line penetrates the feed plate to be electrically connected with the feed pattern, and wherein an outer conductor of the feed line is electrically connected with the ground pattern.