SE543769C2 - A scanning antenna comprising several stacked microwave lenses - Google Patents

A scanning antenna comprising several stacked microwave lenses

Info

Publication number
SE543769C2
SE543769C2 SE1951395A SE1951395A SE543769C2 SE 543769 C2 SE543769 C2 SE 543769C2 SE 1951395 A SE1951395 A SE 1951395A SE 1951395 A SE1951395 A SE 1951395A SE 543769 C2 SE543769 C2 SE 543769C2
Authority
SE
Sweden
Prior art keywords
antenna
lens
microwave
scanning
lenses
Prior art date
Application number
SE1951395A
Other languages
English (en)
Other versions
SE1951395A1 (en
Inventor
Iman Vakili
Original Assignee
Sencept 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 Sencept Ab filed Critical Sencept Ab
Priority to SE1951395A priority Critical patent/SE543769C2/en
Priority to PCT/EP2020/084697 priority patent/WO2021110947A1/en
Priority to EP20820130.1A priority patent/EP4070129A1/en
Publication of SE1951395A1 publication Critical patent/SE1951395A1/en
Publication of SE543769C2 publication Critical patent/SE543769C2/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/426—Scanning radar, e.g. 3D radar
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems 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
    • G01S13/66—Radar-tracking systems; Analogous systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G01S7/032—Constructional details for solid-state radar subsystems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3233—Adaptation 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/06—Refracting or diffracting devices, e.g. lens, prism comprising plurality of wave-guiding channels of different length
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0031—Parallel-plate fed arrays; Lens-fed arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
    • H01Q25/008—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device lens fed multibeam arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/245—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching in the focal plane of a focussing device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO 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
    • G01S13/00—Systems 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S2013/0236—Special technical features
    • G01S2013/0245—Radar with phased array antenna
    • G01S2013/0263—Passive array antenna

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Claims (2)

1. Skanningsantenn (1) innefattande ett flertal staplade mikrovägslinser(2), vardera mikrovägslins (2) innefattar en första Iinskontur (7) ochen andra Iinskontur (8) anordnad motsatt till den första linskonturen (7),varvid den första linskonturen (7) innefattar ingångsportar (3) och denandra linskonturen (8) innefattar utgängsportar (5), och varvid varderamikrovägslins (2) är anordnad mellan jordningslager (4), varvid utgängsportarna (5) hos vardera mikrovägslins är belägna vidsamma position längs med respektive andra Iinskontur (8) med hänsyntill de andra staplade mikrovägslinserna (2); ingängsportarna (3) hos vardera mikrovägslins (2) är belägnavid olika positioner längs med respektive första Iinskontur (7), medhänsyn till de andra staplade mikrovägslinserna (2); och utgängsportarna (5) hos mikrovägslinserna (2) är kopplade tillen gemensam antennutgäng (10). _ Skanningsantenn (1) enligt patentkrav 1, varvid mikrovägslinserna (2) är Rotmanlinser. Skanningsantenn (1) enligt patentkrav 1 eller 2, varvid jordningslagren(4) innefattar ett bottenjordningslager (4'), ett toppjordningslager (4"'),och ätminstone ett mellanliggande jordningslager (4"), varvidtoppjordningslagret (4"') och det ätminstone ena mellanliggandejordningslagret (4") innefattar öppningar (6) för att koppla var och enav utgängsportarna (5) till den gemensamma antennutgängen (10). _ Skanningsantenn (1) enligt patentkrav 3, varvid toppjordningslagret (4") innefattar den gemensamma antennutgången (10). _ Skanningsantenn (1) enligt något av de föregående patentkraven, varvid den gemensamma antennutgången (10) innefattar rader avöppningar (6), varvid antalet rader motsvarar antalet staplademikrovågslinser (2) hos skanningsantennen (1 )_ _ Radarsystem innefattande en skanningsantenn (1) enligt något av de föregående patentkraven. _ Radarsystem enligt patentkrav 6, varvid skanningsantennen (1) är en sändningsantenn. _ Radarsystem enligt något av patentkrav 6 eller 7, varvid en mottagningsantenn hos radarsystemet innefattar en skanningsantenn(1) enligt något av patentkrav 1 - 5. _ Radarsystem (20) enligt patentkrav 6 eller 7, vidare innefattande andra och tredje sändningsantenner (22, 23), skilda från skanningsantennen(1), konfigurerade för att generera en komplementär gemensam antennutgång. 10. Radarsystem (20) enligt patentkrav 9, varvid de andra och tredje sändningsantennerna (22, 23) är enskilda antennelement. 11. Radarsystem (30) enligt patentkrav 8 eller 9, vidare innefattande andra och tredje mottagningsantenner (37, 38), skilda frånskanningsantennen (1). 1
2. Radarsystem (30) enligt patentkrav 11, varvid de andra och tredje mottagningsantennerna (37, 38) är enskilda antennelement. 13.Skanningsenhet innefattande en skanningsantenn (1) enligt något avpatentkrav 1 - 5. 14.Skanningsenhet enligt patentkrav 13, varvid skanningsenheten äråtminstone en av en telekommunikationsmottagnings- ochsändningsenhet, en elektromagnetisk sändare och enelektromagnetisk mottagare.
SE1951395A 2019-12-04 2019-12-04 A scanning antenna comprising several stacked microwave lenses SE543769C2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE1951395A SE543769C2 (en) 2019-12-04 2019-12-04 A scanning antenna comprising several stacked microwave lenses
PCT/EP2020/084697 WO2021110947A1 (en) 2019-12-04 2020-12-04 Scanning antenna
EP20820130.1A EP4070129A1 (en) 2019-12-04 2020-12-04 Scanning antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1951395A SE543769C2 (en) 2019-12-04 2019-12-04 A scanning antenna comprising several stacked microwave lenses

Publications (2)

Publication Number Publication Date
SE1951395A1 SE1951395A1 (en) 2021-06-05
SE543769C2 true SE543769C2 (en) 2021-07-20

Family

ID=73726834

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1951395A SE543769C2 (en) 2019-12-04 2019-12-04 A scanning antenna comprising several stacked microwave lenses

Country Status (3)

Country Link
EP (1) EP4070129A1 (sv)
SE (1) SE543769C2 (sv)
WO (1) WO2021110947A1 (sv)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1291966A1 (en) * 2000-04-18 2003-03-12 Hitachi Chemical Company, Ltd. Planar antenna for beam scanning
US20040207567A1 (en) * 2003-04-18 2004-10-21 Hrl Laboratories, Llc Plano-convex rotman lenses, an ultra wideband array employing a hybrid long slot aperture and a quasi-optic beam former
CN101950860B (zh) * 2010-10-25 2013-01-30 东南大学 模块化低成本的毫米波实时成像电扫描天线系统
US9627779B2 (en) * 2012-01-27 2017-04-18 Thales Two-dimensional multi-beam former, antenna comprising such a multi-beam former and satellite telecommunication system comprising such an antenna
US20170256862A1 (en) * 2015-01-08 2017-09-07 Vorbeck Materials Corp. Graphene-based rotman lens
CN109193154A (zh) * 2018-07-31 2019-01-11 电子科技大学 一种毫米波圆极化多波束平板圆柱介质透镜天线

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979754A (en) * 1975-04-11 1976-09-07 Raytheon Company Radio frequency array antenna employing stacked parallel plate lenses
KR101081330B1 (ko) * 2009-06-29 2011-11-08 연세대학교 산학협력단 로트만 렌즈를 이용한 빔 성형 안테나
FR3005211B1 (fr) * 2013-04-26 2015-05-29 Thales Sa Dispositif d'alimentation distribuee pour formation de faisceau d'antenne

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1291966A1 (en) * 2000-04-18 2003-03-12 Hitachi Chemical Company, Ltd. Planar antenna for beam scanning
US20040207567A1 (en) * 2003-04-18 2004-10-21 Hrl Laboratories, Llc Plano-convex rotman lenses, an ultra wideband array employing a hybrid long slot aperture and a quasi-optic beam former
CN101950860B (zh) * 2010-10-25 2013-01-30 东南大学 模块化低成本的毫米波实时成像电扫描天线系统
US9627779B2 (en) * 2012-01-27 2017-04-18 Thales Two-dimensional multi-beam former, antenna comprising such a multi-beam former and satellite telecommunication system comprising such an antenna
US20170256862A1 (en) * 2015-01-08 2017-09-07 Vorbeck Materials Corp. Graphene-based rotman lens
CN109193154A (zh) * 2018-07-31 2019-01-11 电子科技大学 一种毫米波圆极化多波束平板圆柱介质透镜天线

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
D. Nüßler et al. 'Rotman Lens for the millimeter wave frequency range', in: Microwave Conference, October 2007, pp. 696-699, DOI:10.1109/EUMC.2007.4405287 *

Also Published As

Publication number Publication date
WO2021110947A1 (en) 2021-06-10
SE1951395A1 (en) 2021-06-05
EP4070129A1 (en) 2022-10-12

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