EP1346434B1 - ANTENNE A PLAQUE, CONçUE POUR FONCTIONNER DANS AU MOINS DEUX GAMMES DE FREQUENCES - Google Patents

ANTENNE A PLAQUE, CONçUE POUR FONCTIONNER DANS AU MOINS DEUX GAMMES DE FREQUENCES Download PDF

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Publication number
EP1346434B1
EP1346434B1 EP01986872A EP01986872A EP1346434B1 EP 1346434 B1 EP1346434 B1 EP 1346434B1 EP 01986872 A EP01986872 A EP 01986872A EP 01986872 A EP01986872 A EP 01986872A EP 1346434 B1 EP1346434 B1 EP 1346434B1
Authority
EP
European Patent Office
Prior art keywords
patch
patch antenna
frequency band
antenna element
feed
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP01986872A
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German (de)
English (en)
Other versions
EP1346434A2 (fr
Inventor
Roland Gabriel
Carsten Schultheiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kathrein SE
Original Assignee
Kathrein Werke KG
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 Kathrein Werke KG filed Critical Kathrein Werke KG
Publication of EP1346434A2 publication Critical patent/EP1346434A2/fr
Application granted granted Critical
Publication of EP1346434B1 publication Critical patent/EP1346434B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/378—Combination of fed elements with parasitic elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • 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
    • H01Q9/0414—Substantially flat resonant element parallel to ground plane, e.g. patch antenna in a stacked or folded configuration

Definitions

  • the invention relates to a patch antenna for operation in at least two frequency ranges according to the generic term of claim 1.
  • Dipole antennas are basically also antennas in planar design, namely so-called patch antennas known.
  • EP 0 999 608 A1 also discloses a patch antenna became known as a multi-functional antenna several arranged over a mass or a reflector Patch radiator comprises, for receiving corresponding electromagnetic waves for position data acquisition of geostationary satellite (GPS) is designed.
  • GPS geostationary satellite
  • the patch radiators are built on a common mass.
  • a generic patch antenna is known from the patent US-A-6, 054, 953 known become. It includes a base plate. Above the base plate is a patch for the transmission of the lower frequency range and about this another patch for transmission in the higher transmission range arranged. The patch for transmission in the low frequency band serves as an active food patch for the above patch for the transmission of the higher frequency band. The feeding takes place via a common Phillips structure in the base plate. To the coupling is to improve between the feed point in the Base plate and the patch to transfer the lower Frequency band still arranged a passive coupling patch.
  • a multi-band antenna with jacked patch radiators is from the WO 00/13260 known.
  • the object of the present invention is a patch antenna for operation in at least two frequency ranges to create, which is as flat as possible, one has very large bandwidth and at the same time one possible has good radiation characteristics.
  • the patch antenna according to the invention can basically in operated at least two frequency ranges.
  • the design principle is equally suitable to be upgraded to the antenna in more than two Frequency ranges, e.g. operate in three frequency ranges to be able to.
  • the overall structure is extremely flat held, wherein the antenna according to the invention nonetheless has excellent antenna characteristics.
  • each patch radiator array at least an active food patch and above that a capacitive coupled passive Cover patch includes.
  • An upper deck patch for each each lower frequency range also serves as Base plate for the food patch of the respective higher frequency range. It is also envisaged that for each frequency range a separate feed takes place.
  • a feed in to make a food patch on a rectangular slot wherein on one side of the slot of the outer conductor the coaxial cable is electrically contacted and the inner conductor centered and transverse to the slot arrangement passed over this and on the opposite Edge side of the slot is contacted on the patch.
  • the patch emitters a at least approximately H-shaped slot structure or at least comprise an H-shaped slot structure. It has been shown that thereby the radiation characteristics improved and the bandwidth increased can be.
  • stub lines provided that in a part length to the respective Supply line parallel to this provided or connected are.
  • the cable feed to each active Radiator patch preferably takes place centrally, the cable before the feed point, so preferably in the middle of the food patch is guided by reason, i. centered over the edge of the respective food patches down on the reflector plate.
  • a right angle bracket is provided.
  • a leg covers at least a partial length in Distance the middle slot of the H-shaped slot structure in parallel to this, with the vertical leg returned vertically to the food patch and there is attached, namely at the edge region of the middle Slot recess.
  • the deckpatch a trough-shaped lower frequency, wherein in this trough - shaped design then the food patch of the higher frequency system can be used.
  • the feed systems separately fed with a power cable, so that each of the two systems has a separate connection.
  • the separate supply cables can also over a duplexer or cable network integrated into the antenna be joined together so that the overall antenna provided with a single connection.
  • the frequency ratio of the patch radiator for example, be 1: 2.
  • the base plate of the patch radiator arrangement for the lowest frequency range is formed by the reflector. But it can also be here one sitting on the reflector or in front of the reflector Base plate be provided, but then again acts as a kind of reflector.
  • Figure 1 is a schematic perspective view the overall structure of the antenna with a reflector plate shown, ie a reflector 1, in the embodiment shown with one on two opposite Longitudinal edges formed, substantially transverse or perpendicular to the reflector plate plane extending edge strips 1 'is provided.
  • Each of the two Patchstrahleran isten 5 and 7 is as Dual patch emitter assembly constructed, respectively with an active food patch 5a or 7a and one above located only capacitively coupled and thus passive Deck patch 5b or 7b.
  • the larger-sized and provided for the lower frequency range food patch 5a is designed as a rectangular plate in which an H-shaped slot structure 11 is incorporated.
  • Center slot 11a extends in the transverse direction of the Reflektors 1, in the embodiment shown so transversely to the edge strip 1 'of the reflector 1. At the ends this central slot 11a are transverse thereto on both sides incorporated continuously extending parallel slots 11b.
  • the cable feed takes place for this Food patch 5a separately via a coaxial feed cable 15a, which on the reflector 1, i.
  • H-shaped Slot structure 11 is laid running. That's it Cable preferably at least approximately in coaxial Extension to the center slot 11a on the bottom towards the center slot 11a and then in a V or U-shaped Loop 15'a around the one end of the next one Parallel slot 11b laid.
  • the coaxial cable then ends preferably in the middle of the center slot 11a on one side of the slot recess, where the outer conductor 115a is electrically contacted.
  • the inner conductor 115b is transverse to the longitudinal extent of the center slot 11a this led away and on the opposite side the center slot electrically contacted with the food patch.
  • each of the two stubs is like that parallel at least to the end portion of the feed cable 15a arranged that the respective inner conductor 215 "a parallel to the center conductor 115 "a of the feeder cable 15a Slot 11a bridged and on the opposite Side of the slot 11 a electrically contacted with the patch is, wherein before the slot of the outer conductor 215'a the respective stub 215a with the patch electrically is contacted.
  • the further patch radiator arrangement 7 is now constructed, which also as a double patch Anorndung with a Food patch 7a and this covering cover patch 7b is trained.
  • the deckpatch forms the respective one lower patch radiator assembly 5 for the lower frequency range at the same time the base plate for the on it constituting Patchstrahleran Aunt 7 for the higher frequency range.
  • the Patchstrahleran Aunt 7 includes in detail with the Patchstrahleran Aunt 5 a much smaller dimensioned rectangular food patch 7a, which also again with an H-shaped slot structure 13 with a Center slot 13a and two at the end of the center slot in each case parallel slots extending to both sides 13b is provided so that the center slot 13a parallel to and above the central slot 11a of FIG bottom patch radiator assembly 5 comes to rest.
  • the Infeed also takes place as in the lower patch radiator arrangement 5, namely a separate feed cable 15b, which in the same way from the middle section of the central slot 13a coming V- or U-shaped (Arc 15'b) around the one end of the parallel slot 11b to the middle of the food patch 13a and from there in extension of the central slot 13a to the edge of the food patch 7a as symmetrical as possible and from there to ground, i. is guided on the reflector sheet 1.
  • This is the cable from the opposite side of the reflector 1 the Fed feeding patch, ie from the opposite Page compared to the feeder cable 15a.
  • the illustrated food patch 7a is offset over two and also preferably in the through the center slots formed vertical plane lying columnar Spacer 23 is held and anchored on the deck patch 5b.
  • the Deckpatch 7b is frame-shaped to form a Center opening 27 designed and is about two laterally from the Frame 28 in parallel to the underlying Center slots 11a, 13a projecting tabs 29 held which are supported on the spacers 24.
  • the two feeder cables 15a, 15b in the longitudinal direction of the reflector 1 to a terminal end guided, at which two terminals 35a, 35b for the electrical supply of the two Patchstrahleranssenen are provided.
  • This can, for example, in the Representation according to Figure 1 right-lying, where on one the reflector sheet right final and Reflector level vertically upwards protruding end plate for example, adjacent to the two reflector edges 1 'the corresponding feeder cables 15a and 15b in corresponding plug connections can end.
  • both supply cables 15a, 15b via a duplexer be merged, so that only a single connection necessary is.
  • a housing cover as Schutz. responded assembled.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Claims (18)

  1. Antenne patch (antenne composite) pour le fonctionnement dans au moins deux gammes de fréquence, présentant les éléments suivants :
    un réflecteur (1),
    en élévation sur le réflecteur (1) et/ou devant le réflecteur (1) sont agencés au moins deux agencements à antennes patch (5, 7), à savoir un agencement à antenne patch (5) pour une gamme de fréquence plus basse et un agencement à antenne patch (7) pour une gamme de fréquence plus haute,
    les agencements à antennes patch (5, 7) pour la gamme de fréquence plus basse et pour la gamme de fréquence plus haute comprennent chacun au moins un patch d'alimentation (5a, 7a) actif avec une structure à fente (11, 13) associée et un patch de recouvrement (5b, 7b) passif à couplage capacitif agencé au-dessus,
    les agencements à antennes patch (5, 7) pour la gamme de fréquence plus basse et pour la gamme de fréquence plus haute sont situés sur une plaque de base,
    le patch de recouvrement supérieur (5b) de l'agencement à antenne patch (5) inférieure pour la gamme de fréquence plus basse forme ici simultanément la plaque de base pour un agencement à antenne patch (7) pour la gamme de fréquence plus haute, en élévation sur celle-ci,
    dans au moins un patch d'alimentation (5a, 7a) est réalisé un agencement à fente qui comprend une structure à fente (11, 13) en forme de H,
    lesdites au moins deux structures à fente (11, 13) dans le patch d'alimentation respectif (5a, 7a) sont alimentées chacune via un agencement de câble d'alimentation (15a, 15b) associé,
    caractérisée par les autres caractéristiques suivantes :
    pour obtenir un découplage amélioré de l'agencement à antenne patch (5, 7) accordé aux différentes gammes de fréquence, on prévoit des tronçons de lignes (215a, 215b) qui sont prévus ou branchés dans une longueur partielle parallèlement à la ligne d'alimentation respective (15a, 15b).
  2. Antenne patch selon la revendication 1, caractérisée en ce que le câble d'alimentation (15a, 15b) respectif court au moins approximativement en prolongement d'une fente médiane (11a, 13a) venant depuis le bord du patch d'alimentation (5a, 7a) jusqu'à la fente médiane (11a, 13) respective et est ensuite posé autour du tronçon terminal respectif de la fente la plus proche des deux fentes parallèles (11b, 13b) vers la fente médiane (11a, 13 a) associée.
  3. Antenne patch selon l'une ou l'autre des revendications 1 et 2, caractérisée en ce que l'alimentation du patch d'alimentation (5a, 7a) respectif a lieu de préférence au moins approximativement de manière médiane ou symétrique.
  4. Antenne patch selon l'une des revendications 1 à 3, caractérisée en ce que les câbles d'alimentation (15a, 15b) venant depuis le patch d'alimentation (5a, 7a) sont guidés au moins approximativement au milieu au-dessus du bord du patch d'alimentation respectif (5a, 7a) vers le bas jusqu'au réflecteur (1).
  5. Antenne patch selon l'une des revendications 1 à 4, caractérisée en ce que sur au moins un patch d'alimentation (5a, 7a), de préférence sur le patch d'alimentation (7a) pour la gamme de fréquence la plus haute, parallèlement à la fente médiane (13a) est prévu un étrier (37) conducteur à section transversale à angle droit, dont la traverse parallèle (37a) recouvre la fente médiane (13a) à distance en s'étendant parallèlement à celle-ci, et sa branche verticale (37b) qui la porte est ancrée mécaniquement et électriquement en contact sur le patch d'alimentation (7a) associé, parallèlement à la fente médiane (13a), sur une face de bord de celle-ci.
  6. Antenne patch selon l'une des revendications 1 à 5, caractérisée en ce que le patch de recouvrement (7b) situé le plus au-dessus est formé en forme de cadre en réalisant une ouverture médiane (27), de préférence en formant un cadre rectangulaire (28).
  7. Antenne patch selon l'une des revendications 1 à 6, caractérisée en ce que le patch de recouvrement (5b) d'un agencement à antenne patch (59) pour une gamme de basse fréquence, qui constitue simultanément la plaque de base pour un agencement à antenne patch pour une gamme de fréquence comparativement plus haute, présente dans la région médiane un évidement dans lequel vient s'intégrer de préférence le patch d'alimentation (7a) de l'agencement à antenne patch (7) prévu pour la gamme de fréquence plus haute.
  8. Antenne patch selon l'une des revendications 1 à 7, caractérisée en ce que le patch de recouvrement (5b) d'un agencement à antenne patch (5) pour une gamme de basse fréquence, qui constitue simultanément la plaque de base pour un agencement à antenne patch pour une gamme de fréquence comparativement plus haute, présente dans la région médiane un renfoncement en forme de cuve dans lequel vient s'intégrer de préférence le patch d'alimentation (7a) de l'agencement à antenne patch (7) prévu pour la gamme de fréquence plus haute.
  9. Antenne patch selon l'une ou l'autre des revendications 7 et 8, caractérisée en ce que le patch d'alimentation (7a) de l'agencement à antenne patch (7) prévu pour la gamme de fréquence plus haute est agencé à la même hauteur que le patch de recouvrement (5b) pour la gamme de basse fréquence.
  10. Antenne patch selon l'une des revendications 1 à 9, caractérisée en ce que le patch actif et le patch passif sont dimensionnés respectivement pour la gamme de bande de fréquence inférieure et pour la gamme de bande de fréquence supérieure, de telle sorte que le rapport de fréquence de l'agencement à antenne patch (5, 7) pour le fonctionnement dans deux différentes gammes de fréquence est d'approximativement 1:2.
  11. Antenne patch selon l'une des revendications 1 à 10, caractérisée en ce qu'au moins un ou plusieurs ou tous les agencements à antenne patch (5, 7) présentent plus de deux patchs par gamme de fréquence.
  12. Antenne patch selon l'une des revendications 1 à 11, caractérisée en ce que pour maintenir le patch (5a, 5b, 7a, 7b) sont prévus des montants ou des espaceurs en matériau non conducteur et/ou en matériau diélectrique.
  13. Antenne patch selon l'une des revendications 1 à 12, caractérisée en ce que les espaceurs, les montants ou les éléments de maintien (21, 22, 23, 24) des patchs, sont agencés au milieu par rapport à leur face longitudinale ou transversale et sont réalisés conducteurs.
  14. Antenne patch selon l'une des revendications 1 à 13, caractérisée en ce que les câbles d'alimentation (15a, 15b) pour les patchs sont câblés au moyen de filtres duplex pour former une entrée résultante.
  15. Antenne patch selon l'une des revendications 1 à 14, caractérisée en ce que plusieurs agencements à antenne sont réunis en un réseau, d'autres éléments d'antenne pour la gamme de fréquence supérieure étant agencés et/ou câblés au milieu entre deux antennes patch.
  16. Antenne patch selon l'une des revendications 1 à 15, caractérisée en ce que les câbles d'alimentation (15a, 15b) sont pourvus, au moins dans leur région terminale, de tronçons de lignes (215a, 215b) posés parallèlement, dont les conducteurs internes (215a, 215b) comblent la fente médiane (11a, 13a) et sont en contact avec le patch vers leur conducteur extérieur (215a, 215b) sur la face opposée.
  17. Antenne patch selon l'une des revendications 1 à 16, caractérisée en ce que la plaque de base de l'agencement d'antenne (5) agencé le plus bas pour la gamme de fréquence la plus basse est formée par le réflecteur (1).
  18. Antenne patch selon l'une des revendications 1 à 16, caractérisée en ce que la plaque de base de l'agencement d'antenne (5) agencé le plus bas pour la gamme de fréquence la plus basse est agencée devant le réflecteur (1).
EP01986872A 2000-12-21 2001-12-13 ANTENNE A PLAQUE, CONçUE POUR FONCTIONNER DANS AU MOINS DEUX GAMMES DE FREQUENCES Expired - Lifetime EP1346434B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10064128 2000-12-21
DE10064128A DE10064128A1 (de) 2000-12-21 2000-12-21 Patch-Antenne für den Betrieb in mindestens zwei Frequenzbereichen
PCT/EP2001/014688 WO2002050940A2 (fr) 2000-12-21 2001-12-13 Antenne a plaque, conçue pour fonctionner dans au moins deux gammes de frequences

Publications (2)

Publication Number Publication Date
EP1346434A2 EP1346434A2 (fr) 2003-09-24
EP1346434B1 true EP1346434B1 (fr) 2005-02-16

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EP01986872A Expired - Lifetime EP1346434B1 (fr) 2000-12-21 2001-12-13 ANTENNE A PLAQUE, CONçUE POUR FONCTIONNER DANS AU MOINS DEUX GAMMES DE FREQUENCES

Country Status (10)

Country Link
US (1) US6861988B2 (fr)
EP (1) EP1346434B1 (fr)
KR (1) KR100912170B1 (fr)
CN (1) CN1249853C (fr)
AT (1) ATE289452T1 (fr)
AU (1) AU3842802A (fr)
BR (1) BR0116400A (fr)
DE (2) DE10064128A1 (fr)
ES (1) ES2236336T3 (fr)
WO (1) WO2002050940A2 (fr)

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KR101428928B1 (ko) * 2013-03-29 2014-08-11 한양대학교 산학협력단 인체통신용 이중대역 중계기 안테나
CN103490143B (zh) * 2013-09-27 2015-11-11 佛山市蓝波湾金科技有限公司 一种阵列天线
JP6058573B2 (ja) * 2014-03-13 2017-01-11 株式会社東芝 アンテナおよび電子機器
KR101609665B1 (ko) * 2014-11-11 2016-04-06 주식회사 케이엠더블유 이동통신 기지국 안테나
CN108352622B (zh) * 2015-11-23 2020-05-22 上海深迅通信技术有限公司 天线单元及天线阵列
US10461438B2 (en) 2016-03-17 2019-10-29 Communication Components Antenna Inc. Wideband multi-level antenna element and antenna array
US10256522B2 (en) * 2016-03-22 2019-04-09 Huawei Technologies Co., Ltd. Vertical combiner for overlapped linear phased array
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KR20210001607A (ko) * 2019-06-28 2021-01-06 삼성전자주식회사 안테나 구조 및 이를 포함하는 전자 장치
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AU3842802A (en) 2002-07-01
KR20030064792A (ko) 2003-08-02
ES2236336T3 (es) 2005-07-16
WO2002050940A3 (fr) 2002-08-29
KR100912170B1 (ko) 2009-08-14
US6861988B2 (en) 2005-03-01
WO2002050940A2 (fr) 2002-06-27
DE50105395D1 (de) 2005-03-24
ATE289452T1 (de) 2005-03-15
DE10064128A1 (de) 2002-07-25
BR0116400A (pt) 2003-11-11
EP1346434A2 (fr) 2003-09-24
US20040027292A1 (en) 2004-02-12
CN1483230A (zh) 2004-03-17
CN1249853C (zh) 2006-04-05

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