SE544181C2 - An antenna arrangement with a low-ripple radiation pattern - Google Patents

An antenna arrangement with a low-ripple radiation pattern

Info

Publication number
SE544181C2
SE544181C2 SE1930410A SE1930410A SE544181C2 SE 544181 C2 SE544181 C2 SE 544181C2 SE 1930410 A SE1930410 A SE 1930410A SE 1930410 A SE1930410 A SE 1930410A SE 544181 C2 SE544181 C2 SE 544181C2
Authority
SE
Sweden
Prior art keywords
antenna arrangement
apertures
current suppressing
surface current
antenna
Prior art date
Application number
SE1930410A
Other languages
English (en)
Other versions
SE1930410A1 (en
Inventor
Carlo Bencivenni
Julius Petersson
Original Assignee
Gapwaves Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gapwaves Ab filed Critical Gapwaves Ab
Priority to SE1930410A priority Critical patent/SE544181C2/en
Priority to EP20830151.5A priority patent/EP4078233A1/en
Priority to US17/786,890 priority patent/US12519246B2/en
Priority to JP2022537523A priority patent/JP7622065B2/ja
Priority to CN202080087254.5A priority patent/CN115280181B/zh
Priority to KR1020227022298A priority patent/KR102821236B1/ko
Priority to PCT/EP2020/086394 priority patent/WO2021122725A1/en
Publication of SE1930410A1 publication Critical patent/SE1930410A1/en
Publication of SE544181C2 publication Critical patent/SE544181C2/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88Radar or analogous systems specially adapted for specific applications
    • G01S13/93Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/27Adaptation for use in or on movable bodies
    • H01Q1/32Adaptation for use in or on road or rail vehicles
    • H01Q1/3208Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3233Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/52Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10Resonant slot antennas
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/002Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using short elongated elements as dissipative material, e.g. metallic threads or flake-like particles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/02Details
    • H01Q19/021Means for reducing undesirable effects
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061Two dimensional planar arrays
    • H01Q21/064Two dimensional planar arrays using horn or slot aerials

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)

Claims (12)

KRAV
1. En antennanordning (100) för en radarsändtagare för ett fordon, varvid antennanordningen innefattar: ett strålningsskikt (105) med en yta (110), varvid ytan (110) avgränsas av enytgräns (115); en eller flera öppningar (120) anordnade på ytan (110); och ett eller flera ytströmsdämpande element (130) anordnade på ytan (110),varvid de en eller flera ytströmsdämpande elementen är anordnade attundertrycka en ytström från en öppning (120) till ytgränsen (115), och varvidde en eller flera ytströmsdämpande elementen (130) innefattar en eller flera skåror.
2. Antennanordningen (100) enligt något av föregående krav, varvid de en eller flera öppningarna (120) är långsträckta slitsar.
3. Antennanordning (100) enligt krav 2, varvid de en eller flera långsträcktaslitsarna sträcker sig i en första riktning (A) på ytan (110).
4. Antennanordning (100) enligt krav 2, varvid åtminstone en av delångsträckta slitsarna sträcker sig iden första riktningen (A) och åtminstone enannan av de långsträckta slitsarna sträcker sig i en andra riktning (B) på ytan(110), där den andra riktningen (B) skiljer sig från eller till och med ortogonal mot den första riktningen (A).
5. Antennanordningen (100) enligt något av föregående krav, varvid de eneller flera ytströmsdämpande elementen (130) innefattar åtminstone ettlångsträckt element med en förlängningsriktning i den första riktningen (A).
6. Antennanordningen (100) enligt något av föregående krav, varvid de eneller flera ytströmdämpande elementen (130) är anordnade i anslutning tillytgränsen (115).
7. Antennanordningen (100) något av kraven 1-4, varvid de en eller fleraytströmsdämpande elementen (130) är anordnade i anslutning till ytgränsen(115) och omger de en eller flera öppningarna (120).
8. Antennanordningen (100) enligt något av kraven 1-5 innefattande ettflertal ytströmsdämpande elementen (130) är anordnad mellan en första och andra öppningar (120), varvid åtminstone en av de en eller flera öppning bland flertalet öppningar.
9. Antennanordningen (100) enligt något av kraven 1-4 innefattande ettflertal öppningar (120), varvid åtminstone en av öppningarna i flertalet öppningar är omgiven av de en eller flera ytströmsdämpande elementen.
10. Antennanordningen (100) enligt något av föregående krav, innefattandeen ram (710), varvid det utstrålande skiktet (105) är anordnat att tas emot iramen (710), och varvid de en eller flera ytströmdämpande elementen (130)är anordnade på ramen (710).
11. Ett fordon (101) innefattande antennanordningen (100) något av kraven1-10.
12. En radarsändtagare (102) för ett fordon, varvid radarsändtagareninnefattar antennanordningen (100) något av kraven 1-10.
SE1930410A 2019-12-20 2019-12-20 An antenna arrangement with a low-ripple radiation pattern SE544181C2 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE1930410A SE544181C2 (en) 2019-12-20 2019-12-20 An antenna arrangement with a low-ripple radiation pattern
EP20830151.5A EP4078233A1 (en) 2019-12-20 2020-12-16 An antenna arrangement with a low-ripple radiation pattern
US17/786,890 US12519246B2 (en) 2019-12-20 2020-12-16 Antenna arrangement with a low-ripple radiation pattern
JP2022537523A JP7622065B2 (ja) 2019-12-20 2020-12-16 低リプル放射パターンを有するアンテナ機構
CN202080087254.5A CN115280181B (zh) 2019-12-20 2020-12-16 具有低纹波辐射方向图的天线装置
KR1020227022298A KR102821236B1 (ko) 2019-12-20 2020-12-16 로우-리플 방사 패턴의 안테나 장치
PCT/EP2020/086394 WO2021122725A1 (en) 2019-12-20 2020-12-16 An antenna arrangement with a low-ripple radiation pattern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1930410A SE544181C2 (en) 2019-12-20 2019-12-20 An antenna arrangement with a low-ripple radiation pattern

Publications (2)

Publication Number Publication Date
SE1930410A1 SE1930410A1 (en) 2021-06-21
SE544181C2 true SE544181C2 (en) 2022-02-22

Family

ID=76756087

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1930410A SE544181C2 (en) 2019-12-20 2019-12-20 An antenna arrangement with a low-ripple radiation pattern

Country Status (1)

Country Link
SE (1) SE544181C2 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4379955A4 (en) * 2021-07-26 2024-10-30 Huawei Technologies Co., Ltd. WAVE ABSORPTION STRUCTURE, ANTENNA APPARATUS, DETECTION APPARATUS AND TERMINAL DEVICE
EP4148901B1 (en) * 2021-09-09 2026-05-06 Aptiv Technologies AG Antenna
SE545889C2 (en) * 2022-12-21 2024-03-05 Gapwaves Ab A radar transceiver antenna arrangement
SE547914C2 (en) * 2024-01-15 2025-12-23 Scalinq Ab Infrared filtering device comprising ultra-wideband frequency selective absorbing structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006091162A1 (en) * 2005-02-28 2006-08-31 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for reducing the radar cross section of integrated antennas
US20120119932A1 (en) * 2010-11-12 2012-05-17 Freescale Semiconductor, Inc. Radar module
WO2014058360A1 (en) * 2012-10-09 2014-04-17 Saab Ab Method for integrating an antenna with a vehicle fuselage
US20160013557A1 (en) * 2013-01-30 2016-01-14 Denso Corporation Antenna device
US20180090851A1 (en) * 2016-09-27 2018-03-29 Google Inc. Suppression of Surface Waves in Printed Circuit Board-Based Phased-Array Antennas
WO2019039833A1 (ko) * 2017-08-25 2019-02-28 엘지전자 주식회사 슬롯 안테나 및 슬롯 어레이 안테나
US20190379132A1 (en) * 2018-06-12 2019-12-12 Metawave Corporation Metamaterial antenna array having an aperture layer

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006091162A1 (en) * 2005-02-28 2006-08-31 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for reducing the radar cross section of integrated antennas
US20120119932A1 (en) * 2010-11-12 2012-05-17 Freescale Semiconductor, Inc. Radar module
WO2014058360A1 (en) * 2012-10-09 2014-04-17 Saab Ab Method for integrating an antenna with a vehicle fuselage
US20160013557A1 (en) * 2013-01-30 2016-01-14 Denso Corporation Antenna device
US20180090851A1 (en) * 2016-09-27 2018-03-29 Google Inc. Suppression of Surface Waves in Printed Circuit Board-Based Phased-Array Antennas
WO2019039833A1 (ko) * 2017-08-25 2019-02-28 엘지전자 주식회사 슬롯 안테나 및 슬롯 어레이 안테나
US20190379132A1 (en) * 2018-06-12 2019-12-12 Metawave Corporation Metamaterial antenna array having an aperture layer

Also Published As

Publication number Publication date
SE1930410A1 (en) 2021-06-21

Similar Documents

Publication Publication Date Title
US12519246B2 (en) Antenna arrangement with a low-ripple radiation pattern
US12294151B2 (en) Inline slotted waveguide antenna
EP1958290B1 (en) Patch antenna element and application thereof in a phased array antenna
US10530060B2 (en) Single-layered end-fire circularly polarized substrate integrated waveguide horn antenna
US8648759B2 (en) Variable height radiating aperture
US6037911A (en) Wide bank printed phase array antenna for microwave and mm-wave applications
SE544181C2 (en) An antenna arrangement with a low-ripple radiation pattern
EP3038206B1 (en) Augmented e-plane taper techniques in variable inclination continuous transverse stub antenna arrays
US12482952B2 (en) Rotated ridge waveguide antenna
EP0889543A1 (en) Wide band printed dipole antenna for microwave and mm-wave applications
EP0889542A1 (en) Wide band printed phase array antenna for microwave and mm-wave applications
US20070139278A1 (en) System and Method for Providing Antenna Radiation Pattern Control
Brar et al. Dual-slot cavity antenna for mm-wave beamforming array
CN110429376B (zh) 天线单元、天线阵列和天线
Karmokar et al. Continuous backward-to-forward beam-scanning conformal leaky-wave antenna
EP3506425A2 (en) Antenna and manufacturing method therefor
Gu et al. Isolation enhancement between waveguide slot arrays using quasi-gap waveguide structure
Baniya et al. Standing wave considerations in the link model of 60 GHz directional surface wave arrays
JP3286512B2 (ja) アンテナ装置および誘電体ユニット
CN120709711A (zh) 一种天线阵列以及通信设备
KR101309505B1 (ko) 다중 입출력 안테나
Wada et al. Fabrication and measurement of an antenna radiating polarization parallel to a substrate in a direction perpendicular to a side surface of the substrate for millimeter-wave radar board
Alshrafi Grating lobe suppression in microstrip patch uniform linear array antennas using passive structures
JP6593645B2 (ja) アンテナ装置
IL191382A (en) Antenna additive and use in a number of instances of antennas