WO2019216721A1 - 이중 편파 안테나 및 안테나 어레이 - Google Patents
이중 편파 안테나 및 안테나 어레이 Download PDFInfo
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- WO2019216721A1 WO2019216721A1 PCT/KR2019/005678 KR2019005678W WO2019216721A1 WO 2019216721 A1 WO2019216721 A1 WO 2019216721A1 KR 2019005678 W KR2019005678 W KR 2019005678W WO 2019216721 A1 WO2019216721 A1 WO 2019216721A1
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- WIPO (PCT)
- Prior art keywords
- antenna
- dual polarized
- polarized antenna
- antenna element
- bottom portion
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
- H01Q9/0457—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means electromagnetically coupled to the feed line
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/526—Electromagnetic shields
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
- H01Q1/523—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between antennas of an array
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0471—Non-planar, stepped or wedge-shaped patch
Definitions
- the present invention relates to a dual polarized antenna and an antenna array, and to a dual polarized antenna and an antenna array including a cup-shaped aluminum structure and capable of being manufactured in a simplified process.
- the wireless communication system includes an uplink (UL) and a downlink (DL).
- a base station (BS) may transmit a signal to a user equipment (UE) via the downlink,
- the user equipment may transmit a signal to the base station via the uplink.
- the uplink signal and the downlink signal must be separated to avoid the interference caused by the parallel transmission of the signals on the uplink and downlink.
- duplex modes used in wireless communication systems include frequency division duplexing (FDD) and time division duplexing (TDD).
- FDD frequency division duplexing
- TDD time division duplexing
- frequency division duplex mode different carrier frequencies are used in the uplink and downlink, and the frequency guide interval is used to separate the uplink signal from the downlink signal, thereby realizing simultaneous inter-frequency full duplex communication.
- time division duplex mode different communication times are used in the uplink and downlink, and time guide intervals are used to separate the received and transmitted signals, thereby realizing common-frequency and asynchronous half duplex communication.
- the time guidance interval used in the time duplex mode is extremely short, and the time duplex mode is sometimes considered to support full duplex communication.
- a general base station antenna is a structure in which a single antenna element is arranged in a vertical direction according to a gain, and a circuit connecting the same is connected to one connector.
- the beam pattern and RF characteristics synthesized in the entire array rather than the characteristics of a single device are the criteria for performance determination.
- Massive MIMO In Massive MIMO, at least one device is directly connected to a connector, and depending on the system, forms a horizontal, vertical or arbitrary group to perform the function of a MIMO antenna. Unlike macro array antennas, the performance of the entire system depends on the beam pattern of the single antenna element and the performance of the RF, thereby increasing the importance of single element characteristics.
- Antennas in high-capacity beauty have a limited ground area and planar shape to realize miniaturization and low profile. Due to these conditions, the influence of neighboring antenna elements is relatively large, so that the deterioration of Co-pol and X-pol isolation is noticeable. In addition, the asymmetry of the ground plane of the device, the distortion and asymmetry of the beam pattern, cross-polarization discrimination (XPD) is reduced, there is a problem that the beam characteristics of the antenna element in the outer and center in the overall structure is not constant.
- FIG. 1 is a diagram schematically illustrating a macro array antenna structure
- FIG. 2 is a diagram schematically illustrating a large capacity beauty antenna structure.
- the macro array antenna has up to eight connectors on the same band reference, and each connector is connected in plural in the vertical direction.
- the beam characteristic in the vertical direction is determined by the array factor.
- the horizontal beam characteristics can be improved by implementing a panel having bends at the left and right sides of the antenna element.
- the RF characteristics can be improved by implementing a matching circuit centering on the connection with the connector, and the isolation can be improved through a local improvement structure.
- the antenna element since at least one antenna element has an input / output connector in the large-capacity antenna, there is a limit in implementing a matching circuit.
- the antenna element is coupled horizontally and horizontally, and there is a limit to individually implementing a circuit for suppressing it.
- it is difficult to implement a panel having a bent portion the distortion of the beam pattern due to the asymmetry of the ground plane occurs according to the position of the antenna element.
- the cup-shaped structure is efficient to improve the beam pattern, isolation without increasing the overall array size and device height.
- a technology capable of deriving stable characteristics by a simplified process is required.
- the present invention has been proposed to solve the above problems, and to provide a dual polarized antenna and an antenna array which can suppress the mutual influence between antenna elements as much as possible and maintain the characteristics of individual antenna elements uniformly. .
- the present invention is to provide a dual polarized antenna and antenna array including a cup (Cup) -shaped aluminum structure and can be manufactured in a simplified process.
- the present invention provides a dual polarized antenna and an antenna array that is implemented as a single body unlike the existing assembly to facilitate structural stability and uniformity, as well as to significantly reduce the time compared to manual operation through process automation. have.
- a dual polarized antenna according to the present invention for achieving the above object, the top portion having a radiation patch (patch); A bottom portion forming a probe; And a side portion formed to have a predetermined height along an outer circumferential surface of the top portion, wherein the side portion includes a cup-shaped aluminum structure, and the top portion, the bottom portion, and the side portion are integrally formed.
- the mutual influence between the antenna elements can be suppressed as much as possible, and the characteristics of the individual antenna elements can be maintained uniformly.
- a cup (Cup) -type aluminum structure is included and can be manufactured in a simplified process.
- 1 is a diagram schematically illustrating a macro array antenna structure.
- FIG. 2 is a view schematically showing a large capacity beauty antenna structure.
- 3A is a front perspective view of an antenna element according to an embodiment of the present invention.
- 3B is a rear perspective view of the antenna element according to the embodiment of the present invention.
- FIG 4 is a side view of an example in which an antenna element according to an embodiment of the present invention is disposed.
- FIG. 5 is an isometric view of an example in which an antenna element according to an embodiment of the present invention is disposed.
- 6A is a front perspective view of an antenna element according to another embodiment of the present invention.
- 6B is a rear perspective view of the antenna element according to another embodiment of the present invention.
- FIG. 7A is a diagram illustrating an antenna radiation pattern for an antenna element according to the prior art.
- FIG. 7B is a diagram illustrating an antenna radiation pattern for an antenna element according to the present invention.
- first and second may be used to describe various components, but the components should not be limited by the terms. The terms may be used only for the purpose of distinguishing one component from another component.
- first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.
- FIG. 3A is a front perspective view of an antenna element according to an embodiment of the present invention
- FIG. 3B is a rear perspective view of the antenna element according to an embodiment of the present invention
- Figure 3c is a perspective view for showing the patterning configuration of the bottom portion in the antenna element according to an embodiment of the present invention
- Figure 3d is a perspective view for showing the ground configuration of the antenna element according to an embodiment of the present invention.
- an antenna element 1 may include a top portion 10, a bottom portion 20, and a side portion 30. And each of these components may have a dielectric structure integrally formed.
- the top portion 10 has a spinning patch 11 having an area equal to or smaller than that of the top portion 10.
- the radiation patch has a metallic property, it may be implemented in various shapes such as square, rhombus, circular.
- the RF characteristics can be changed to any shape may include some slot forms.
- the radiation patch 11 is a surface processing through a laser (Laser) based on laser direct structuring (LDS) technology on the dielectric structure combined with the top portion 10, the bottom portion 20 and the side portion 30 That is, by etching may have a direct metal (metal) properties, or by manufacturing a separate metal structure and then fusion can be implemented.
- Laser laser
- LDS laser direct structuring
- the bottom portion 20 forms a probe 21, in which each probe is formed to face a center direction from each corner of the rectangular bottom portion 20.
- FIG. 3B illustrates a 'L' shaped probe, this is only a basic form of the probe and may be implemented in various forms for improving RF characteristics.
- the patterning unit 22 is formed on one surface of the probe 21 to connect the feed signal.
- Side portion 30 is formed to have a predetermined height along the outer peripheral surface of the top portion.
- the side portion 30 includes an aluminum structure in the form of a cup (Cup) to prevent isolation and cross polarization
- the aluminum structure is an aluminum structure formed to surround the outer peripheral surface of the side portion (30).
- the aluminum structure may be implemented at the same height or lower height as the height of the antenna element 1 for the purpose of improving RF characteristics, and may be implemented in the form of a saw tooth or a slot, as well as a frequency selective surface (FSS) property. It may be implemented in a pattern having a.
- the aluminum structure may be formed by metal plating or may be directly metallized by surface processing, that is, etching through a laser based on laser direct structuring (LDS) technology. Alternatively, it may be implemented by manufacturing a separate metal structure and then fusion. That is, the aluminum structure may be formed through any one of a first method of plating a metal, a second method of processing a surface through a laser, and a third method of fusion welding of a separate metal structure.
- LDS laser direct structuring
- the integrated antenna element illustrated in FIGS. 3A and 3B corresponds to only one embodiment, and may be configured as a PCB and coupled to each other. In this combination, the band can be changed at any time by simply replacing the PCB.
- the antenna element 1 patterns the bottom portion 20, wherein the patterning is performed on the probe 21 of the bottom portion 20.
- the antenna element 1 Ground is formed in the top portion 10 and the side portion 30.
- An antenna element of such a configuration may be mounted on, for example, a printed circuit board (PCB) on which a 33-capacity beauty system is implemented, and the circuit may be connected by soldering with a probe.
- the RF signal is transmitted from the PCB to the probe, and the RF signal is induced to the radiation patch through the electromagnetic coupling. The thus-induced RF signal is radiated into the space through the radiation patch to serve as an antenna.
- FIG 4 is a side view of an example in which an antenna element according to an embodiment of the present invention is disposed.
- FIG. 4 illustrates an example of a structure optimized to have sufficient characteristics without interference in a minimum 0.5lamda arrangement. Optimized reflection characteristics in a single antenna element including an aluminum structure have no significant effect as the array spacing is widened. Also, in general, as the spacing of the array increases, the isolation converges in the direction of increasing.
- optimized radiation patterns converge to theoretical array characteristics due to array factors as the array spacing increases.
- FIG. 5 is an isometric view of an example in which an antenna element according to an embodiment of the present invention is disposed.
- the single antenna element may be freely disposed horizontally and vertically at a separation distance L of 0.5lamda or more, and the separation distance between the vertical and the horizontal may be the same or different.
- the separation distance L is a length optimized for isolation.
- a plurality of dual polarization antennas are arranged in an array on a plane, and the dual polarization antenna array may be configured by setting the spacing of the respective dual polarization antennas to be 0.5lamda or more.
- the characteristics of the antenna element 1 and the side portion 30 are matched, there is no influence on the ground, and the side portion 30 is formed first, and the size of the radiation pattern is determined according to the characteristic.
- FIG. 6A is a front perspective view of an antenna element according to another embodiment of the present invention
- FIG. 6B is a rear perspective view of the antenna element according to another embodiment of the present invention.
- the antenna element 2 according to another embodiment of the present invention is basically the same as the structure of the antenna element 1 shown in FIGS. 3A and 3B, but the shielding wall portion 40 It includes more. At this time, the shielding wall portion 40 extends from the outer circumferential surface of the bottom portion 20 at a predetermined angle toward the top portion 10. In the case of the antenna element 2 according to this other embodiment, the shielding wall portion 40 rather than the side portion 30 is to include a cup-shaped aluminum structure.
- the aluminum structure may be formed through metal plating or may be directly metallized by surface processing, that is, etching through a laser based on laser direct structuring (LDS) technology or the like. Alternatively, it may be implemented by manufacturing a separate metal structure and then fusion.
- LDS laser direct structuring
- the beam width angle of one antenna element 2 may be 60 ° to 65 °, and the beam width may be changed according to the angle of the shielding wall part 40.
- a structure in which the antenna element 2 is formed by patterning is possible by filling the whole portion within the portion B with a dielectric material.
- Figure 7a is a view showing the antenna radiation pattern for the antenna element according to the prior art
- Figure 7b is a view showing the antenna radiation pattern for the antenna element according to the present invention.
- the F / B ratio is improved by the antenna element according to the present invention.
- the rear ratio at 130 ° is improved from 15dBc to more than 25dBc, which resolves the side and rear sectors and interference.
- the antenna element is implemented integrally unlike the existing assembly, thereby ensuring structural stability and uniformity. It is possible to prevent erroneous assembly by hand and secure assembly quality stability because it is a structure that can be applied to PCB with high capacity beauty system implemented. Automation is possible in all of the above processes, which can significantly reduce the time compared to manual work.
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Abstract
Description
Claims (9)
- 이중 편파 안테나에 있어서,방사 패치(patch)를 구비하는 탑부;프로브(probe)를 형성하는 바텀부; 및상기 탑부의 외주면을 따라 일정 높이를 갖도록 형성되는 사이드부를 포함하며,상기 사이드부는 컵(cup) 형태의 알루미늄 구조물을 포함하고,상기 탑부, 상기 바텀부 및 상기 사이드부는 일체 형성되는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 바텀부는 사각형 형상을 가지며,상기 프로브는 상기 사각형 형상의 바텀부의 각 모서리에서 중심 방향으로 향하도록 형성되는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 사이드부는 상기 바텀부의 외주면을 따라 상기 탑부의 방향으로 일정 각도를 갖도록 연장 형성되는 차폐벽부를 더 포함하며, 상기 차폐벽부에 상기 알루미늄 구조물이 형성되는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 알루미늄 구조물은,안테나 소자의 높이와 동일한 높이 또는 낮은 높이로 형성되는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 방사 패치의 면적은 상기 탑부의 면적과 동일하거나 작게 형성되며, 사각형, 마름모형, 원형, 삼각형, 팔각형, 중 어느 하나의 형상을 갖는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 알루미늄 구조물은,금속을 도금하는 제1 방식, 레이저를 통해 표면을 가공하는 제2 방식 및 별도의 금속 구조물을 융착시키는 제 3 방식 중 어느 하나의 방식을 통해 형성이로 형성되는 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서,상기 프로브는,'L'자 형태인 것을 특징으로 하는 이중 편파 안테나.
- 제1항에 있어서.상기 알루미늄 구조물은,톱니 형태 또는 슬롯 형태로 형성되는 것을 특징으로 하는 하는 이중 편파 안테나.
- 제1항의 이중 편파 안테나가 평면상에 어레이 형태로 복수개 배열되되, 상기 각각의 이중 편파 안테나의 간격은 0.5lamda 이상인 것을 특징으로 하는 이중 편파 안테나 어레이.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19800816.1A EP3793029A4 (en) | 2018-05-10 | 2019-05-10 | DOUBLE POLARIZED ANTENNA AND ANTENNA ARRAY |
JP2020562161A JP7171760B2 (ja) | 2018-05-10 | 2019-05-10 | 二重偏波アンテナ及びアンテナアレイ |
CN201980030534.XA CN112106257B (zh) | 2018-05-10 | 2019-05-10 | 双极化天线以及天线阵列 |
US17/093,693 US11289805B2 (en) | 2018-05-10 | 2020-11-10 | Dual polarized antenna and antenna array |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2018-0053659 | 2018-05-10 | ||
KR20180053659 | 2018-05-10 | ||
KR10-2019-0055134 | 2019-05-10 | ||
KR1020190055134A KR102131845B1 (ko) | 2018-05-10 | 2019-05-10 | 이중 편파 안테나 및 안테나 어레이 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US17/093,693 Continuation US11289805B2 (en) | 2018-05-10 | 2020-11-10 | Dual polarized antenna and antenna array |
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WO2019216721A1 true WO2019216721A1 (ko) | 2019-11-14 |
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Country Status (6)
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US (1) | US11289805B2 (ko) |
EP (1) | EP3793029A4 (ko) |
JP (1) | JP7171760B2 (ko) |
KR (1) | KR102131845B1 (ko) |
CN (1) | CN112106257B (ko) |
WO (1) | WO2019216721A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022203534A1 (en) * | 2021-03-25 | 2022-09-29 | Limited Liability Company "Topcon Positioning Systems" | Compact circularly polarized patch antenna with slot excitation |
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JP2024536896A (ja) * | 2021-10-05 | 2024-10-08 | ケーエムダブリュ・インコーポレーテッド | 4重偏波アンテナ装置及びアンテナアレイ |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100854470B1 (ko) * | 2007-09-11 | 2008-09-04 | 주식회사 엠티아이 | 무선 중계기용 직교 다이폴 어레이 원편파 안테나 및 이를이용한 무선통신 중계 시스템 |
JP2010220047A (ja) * | 2009-03-18 | 2010-09-30 | Mitsubishi Electric Corp | アンテナ装置及びアレーアンテナ装置 |
US20120235876A1 (en) * | 2009-11-27 | 2012-09-20 | Richard John Harper | Antenna array |
KR20140098760A (ko) * | 2011-12-19 | 2014-08-08 | 주식회사 에이스테크놀로지 | 패치 안테나 엘리먼트 |
KR20150089509A (ko) * | 2014-01-28 | 2015-08-05 | 한국전자통신연구원 | 이중 편파 다이폴 안테나 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5734350A (en) * | 1996-04-08 | 1998-03-31 | Xertex Technologies, Inc. | Microstrip wide band antenna |
JP2001244718A (ja) * | 2000-02-28 | 2001-09-07 | Mitsumi Electric Co Ltd | アンテナ装置 |
KR100748337B1 (ko) * | 2000-12-18 | 2007-08-09 | 주식회사 케이티 | 이중편파 다이버시티 능동형 마이크로스트립 배열 안테나 |
KR20020061717A (ko) * | 2001-01-17 | 2002-07-25 | 정보통신연구진흥원 | 마이크로스트립 빔 성형 안테나 |
JP2002374121A (ja) * | 2001-06-13 | 2002-12-26 | Japan Radio Co Ltd | クロスパッチ平面配列アンテナ |
DE10203873A1 (de) * | 2002-01-31 | 2003-08-14 | Kathrein Werke Kg | Dualpolarisierte Strahleranordnung |
JP2005318438A (ja) * | 2004-04-30 | 2005-11-10 | Harada Ind Co Ltd | アンテナ装置 |
US7209080B2 (en) * | 2004-07-01 | 2007-04-24 | Raytheon Co. | Multiple-port patch antenna |
US7079083B2 (en) * | 2004-11-30 | 2006-07-18 | Kathrein-Werke Kg | Antenna, in particular a mobile radio antenna |
WO2007042938A2 (en) * | 2005-10-14 | 2007-04-19 | Fractus, Sa | Slim triple band antenna array for cellular base stations |
DE102008048289B3 (de) * | 2008-09-22 | 2010-03-11 | Kathrein-Werke Kg | Mehrschichtige Antennenanordnung |
US20100283707A1 (en) * | 2009-04-06 | 2010-11-11 | Senglee Foo | Dual-polarized dual-band broad beamwidth directive patch antenna |
DE102010011867B4 (de) * | 2010-03-18 | 2011-12-22 | Kathrein-Werke Kg | Breitbandige omnidirektionale Antenne |
CN201797047U (zh) * | 2010-04-29 | 2011-04-13 | 华为技术有限公司 | 双极化基站天线和基站 |
KR101288237B1 (ko) * | 2011-11-11 | 2013-07-26 | 주식회사 에이스테크놀로지 | 원형 편파 및 선형 편파 수신을 위한 패치 안테나 |
WO2013142905A1 (en) * | 2012-03-29 | 2013-10-03 | Commonwealth Scientific And Industrial Research Organisation | Enhanced connected tiled array antenna |
EP2899807A4 (en) * | 2012-09-21 | 2016-06-15 | Murata Manufacturing Co | DOUBLE POLARIZED ANTENNA |
CN103094682B (zh) * | 2013-01-30 | 2015-07-01 | 苏州中兴联精密工业有限公司 | 车载天线及其制造方法 |
US9270027B2 (en) * | 2013-02-04 | 2016-02-23 | Sensor And Antenna Systems, Lansdale, Inc. | Notch-antenna array and method for making same |
KR101756112B1 (ko) * | 2013-11-05 | 2017-07-11 | 주식회사 케이엠더블유 | 안테나 방사소자 및 다중대역 안테나 |
CN104868228B (zh) * | 2014-02-25 | 2018-05-11 | 华为技术有限公司 | 双极化天线及天线阵列 |
CN104900998B (zh) * | 2015-05-05 | 2018-05-15 | 西安电子科技大学 | 低剖面双极化基站天线 |
ES2805344T3 (es) * | 2016-05-06 | 2021-02-11 | Amphenol Antenna Solutions Inc | Antena multihaz, de alta ganancia, para comunicaciones inalámbricas 5G |
CN109478712B (zh) * | 2016-07-15 | 2020-10-09 | 华为技术有限公司 | 辐射元件、包括辐射元件的系统以及用于操作辐射元件或系统的方法 |
CN106816694A (zh) * | 2016-11-25 | 2017-06-09 | 中国电子科技集团公司第三十八研究所 | 一种低剖面低交叉极化的双极化宽带天线 |
CN110098492B (zh) * | 2018-01-27 | 2020-07-24 | 成都华为技术有限公司 | 一种双极化天线、射频前端装置和通信设备 |
US11103925B2 (en) * | 2018-03-22 | 2021-08-31 | The Boeing Company | Additively manufactured antenna |
US11175337B2 (en) * | 2019-08-29 | 2021-11-16 | Rohde & Schwarz Gmbh & Co. Kg | Over-the-air measurement system |
-
2019
- 2019-05-10 CN CN201980030534.XA patent/CN112106257B/zh active Active
- 2019-05-10 JP JP2020562161A patent/JP7171760B2/ja active Active
- 2019-05-10 KR KR1020190055134A patent/KR102131845B1/ko active IP Right Grant
- 2019-05-10 EP EP19800816.1A patent/EP3793029A4/en active Pending
- 2019-05-10 WO PCT/KR2019/005678 patent/WO2019216721A1/ko active Application Filing
-
2020
- 2020-11-10 US US17/093,693 patent/US11289805B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100854470B1 (ko) * | 2007-09-11 | 2008-09-04 | 주식회사 엠티아이 | 무선 중계기용 직교 다이폴 어레이 원편파 안테나 및 이를이용한 무선통신 중계 시스템 |
JP2010220047A (ja) * | 2009-03-18 | 2010-09-30 | Mitsubishi Electric Corp | アンテナ装置及びアレーアンテナ装置 |
US20120235876A1 (en) * | 2009-11-27 | 2012-09-20 | Richard John Harper | Antenna array |
KR20140098760A (ko) * | 2011-12-19 | 2014-08-08 | 주식회사 에이스테크놀로지 | 패치 안테나 엘리먼트 |
KR20150089509A (ko) * | 2014-01-28 | 2015-08-05 | 한국전자통신연구원 | 이중 편파 다이폴 안테나 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3793029A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022203534A1 (en) * | 2021-03-25 | 2022-09-29 | Limited Liability Company "Topcon Positioning Systems" | Compact circularly polarized patch antenna with slot excitation |
US11757205B2 (en) | 2021-03-25 | 2023-09-12 | Topcon Positioning Systems, Inc. | Low-cost compact circularly polarized patch antenna with slot excitation for GNSS applications |
Also Published As
Publication number | Publication date |
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KR102131845B1 (ko) | 2020-07-10 |
US11289805B2 (en) | 2022-03-29 |
JP7171760B2 (ja) | 2022-11-15 |
KR20190129764A (ko) | 2019-11-20 |
CN112106257A (zh) | 2020-12-18 |
US20210126358A1 (en) | 2021-04-29 |
CN112106257B (zh) | 2024-06-07 |
EP3793029A4 (en) | 2022-01-12 |
EP3793029A1 (en) | 2021-03-17 |
JP2021523607A (ja) | 2021-09-02 |
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