EP2050164B1 - Installation d'antenne, en particulier pour une station de base de radiocommunication mobile - Google Patents

Installation d'antenne, en particulier pour une station de base de radiocommunication mobile Download PDF

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Publication number
EP2050164B1
EP2050164B1 EP07765255A EP07765255A EP2050164B1 EP 2050164 B1 EP2050164 B1 EP 2050164B1 EP 07765255 A EP07765255 A EP 07765255A EP 07765255 A EP07765255 A EP 07765255A EP 2050164 B1 EP2050164 B1 EP 2050164B1
Authority
EP
European Patent Office
Prior art keywords
antenna arrangement
arrangement according
reflector
circuit board
printed circuit
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 - Fee Related
Application number
EP07765255A
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German (de)
English (en)
Other versions
EP2050164A1 (fr
Inventor
Johann Obermaier
Matthias Riedel
Stephen John Saddington
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
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Filing date
Publication date
Application filed by Kathrein Werke KG filed Critical Kathrein Werke KG
Publication of EP2050164A1 publication Critical patent/EP2050164A1/fr
Application granted granted Critical
Publication of EP2050164B1 publication Critical patent/EP2050164B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01Q19/10—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 reflecting surfaces
    • H01Q19/108—Combination of a dipole with a plane reflecting surface
    • 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
    • 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
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • 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
    • H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre

Definitions

  • the invention relates to an antenna arrangement, in particular for a mobile radio base station, according to the preamble of claim 1.
  • Such an antenna arrangement is known from EP 1 588 454 B1 known. According to this prior publication, the use of, for example, a vertically alignable antenna arrangement with a reflector is described on the vertical lateral boundary lines two transverse and in particular perpendicular to the reflector plane in the beam direction projecting side webs are formed, between which sit in the vertical direction superposed dual polarized radiator.
  • the base of the support means and / or symmetrization of the associated radiator assembly is connected capacitively (ie without electrical-galvanic contact) with the interposition of a base or coupled thereto, for which the reflector has a recess in which the non- conductive base engages and anchored, in turn, the carrying device and / or balancing or the basis of the support means and / or symmetrization of the dual-polarized radiator stops.
  • the laying of the inner conductor can be carried out as described in the aforementioned prior art.
  • a flat antenna having a ground plane layer capacitively coupled to a ground unit. Between these two layers, a dielectric layer is provided.
  • Antenna arrangements in particular for a mobile radio base station, are also known for example from US Pat WO 00/039894 A1 known.
  • a vertically alignable reflector is described, at its two vertically and mutually parallel outer side boundaries formed in a radiation direction and thus transverse to the reflector plane side web.
  • a plurality of dipole arrangements which radiate in two planes of polarization oriented perpendicular to one another and which consist of so-called vector dipoles are provided. These vector dipoles are designed structurally similar to dipole squares.
  • the supply is effected such that in spite of the horizontally or vertically-oriented dipoles, the dipole acts as a total X-polarized antenna, in which the two mutually perpendicular polarization planes at an angle of +45 and -45 ⁇ ⁇ to the vertical and aligned horizontally.
  • the dual-polarized radiators sitting in front of a reflector can be provided with a capacitive outer conductor coupling.
  • axial bores are introduced, in which protrude with the reflector electrically connected rod-shaped coupling elements 21, which are surrounded by cylindrical insulators, therefore perpendicular to the reflector plane on which the the a total of four axial bores can be placed by 90 ° twisted to each other arranged pairs of support halves of the dual-polarized radiator arrangement can be placed.
  • an inner conductor for feeding the two mutually perpendicular polarizations of the radiator arrangement can be laid from the rear side of the reflector forth.
  • antenna arrangements with reflectors are known, on whose longitudinal side areas, that is to say on their longitudinal or vertical side surfaces, longitudinal protrusions projecting forwardly from the reflector plane are provided, as is the case, for example, from the prior publications WO 99/62138 A1 . US 5,710,569 A or EP 0 916 169 B1 can be seen.
  • an electrically conductive reflector usually in the form of a metal sheet
  • a printed circuit board can be used, on which the reflector is constructed.
  • the electrically conductive ground plane is preferably omitted on one side of the printed circuit board or the base is also provided with an insulation in this area.
  • WO 01/41256 A1 which describes a patch antenna.
  • This patch antenna is constructed on a dielectric printed circuit board provided with an electrically conductive layer on both sides.
  • a cross-shaped recess is provided on the conductive layer lying in the beam direction, above which a radiator patch is arranged.
  • a dipole running parallel to the electrically conductive layer can be formed.
  • the object of the present invention is to provide an improved dipole-shaped antenna arrangement which includes possibilities for beam shaping, and this with a simple structure.
  • the invention provides an improved antenna arrangement that can be manufactured easily and with high accuracy with exactly predetermined radiation characteristics while avoiding potential sources of interference such as unwanted intermodulation.
  • a capacitive reflector frame coupling is proposed, and this for a dipole radiator arrangement (preferably a dual polarized radiator arrangement), which makes it possible to capacitively couple the longitudinal and / or transverse webs required for the diagram formation with a ground plane seated on a printed circuit board ,
  • the inventively provided reflector frame of an electric consist of conductive metal, such as aluminum.
  • a reflector frame can be produced by any suitable manufacturing method, for example by a casting method, by deformation, milling, etc. It is also possible to produce such a reflector frame made of an electrically non-conductive material, such as plastic, which is coated with an electrically conductive layer ,
  • the reflector frame is produced from a stamped part, in particular from a metal sheet, by means of a stamping / bending process. It is possible to produce by a suitable punching and subsequent edges of a metal sheet a corresponding three-dimensionally shaped reflector frame in which from the sheet metal level, the side boundaries or webs are placed by edges and aligning transversely to the reflector plane. At the same time offset to one another in the direction of attachment transverse webs may be provided, whereby the individual radiator or radiator groups are delimited from each other. These transverse webs can be installed by punching and edges or bending transversely and in particular perpendicular to the reflector plane.
  • mutually projecting tongues are formed on the transverse webs so formed on the outside in the axial extension, which can engage in corresponding slot-shaped recesses of the longitudinal side boundaries, if the longitudinal side boundary has also been set in a corresponding transverse orientation to the reflector plane after punching and edging.
  • a capacitive coupling of the reflector frame is provided on a printed circuit board without galvanic connection between the reflector and printed circuit board ground plane.
  • the invention is characterized by a stable intermodulation-free connection.
  • a precisely defined coupling between the ground plane of the printed circuit board and the reflector frame can be ensured within the scope of the invention by a clearly defined distance and / or by a clearly predefinable size of the coupling surfaces.
  • the fully assembled unit consisting of the reflector frame and the printed circuit board, forms a self-supporting unit.
  • the reflector frame can be connected to the board by any suitable means, for example by means of clips, by means of a double-sided adhesive tape, separate adhesive, etc.
  • the ground surface is provided on the circuit board from home with a galvanic isolation to the reflector frame enabling insulating layer, for example in the form of a paint, in particular Lötstopplackes, a film or other plastic layer.
  • insulating layer for example in the form of a paint, in particular Lötstopplackes, a film or other plastic layer.
  • FIG. 1 shows the basic type of antenna arrangement according to the invention, as it can be used for example for a mobile radio base station.
  • the antenna arrangement comprises a reflector arrangement 1, in front of which a dual-polarized emitter or a dual-polarized emitter arrangement 3 is provided.
  • this is a vector dipole which radiates in two mutually perpendicular planes of polarization P, which are perpendicular to the reflector plane and extend virtually diagonally through the corners of the emitter array which is formed quadratically in plan view.
  • the WO 00/039894 A1 directed.
  • FIGS. 1 and 2 shown dual-polarized radiator has two pairs of 90 ° mutually offset radiator halves 3a, which are each held by a support means located underneath and / or symmetry 21.
  • the support device and / or balancing 21 is in principle by two 90 ° offset to each other support means and / or symmetries (namely for each polarization), including in the support means 21 (wherein the balancing is part of this support means) extending from top to bottom and the radiator halves 3a separating slots 21b are provided which terminate short of the bottom all-connecting base 21a.
  • the overall structure of the antenna assembly is such that it comprises a printed circuit board 5, namely a so-called “printed circuit board” (PCB) which preferably on the side facing the radiator side 5a, the so-called radiator or mass surface side 5a, with a preferably full-surface electrically conductive ground surface 7 is provided.
  • PCB printed circuit board
  • the ground surface 7 with an in FIG. 2 Covered only in the left area indicated insulating layer 8, for example in the form of a plastic or film layer, a lacquer layer, for example in the form of a so-called Lötstoplack Anlagen etc.
  • This reflector frame 11 comprises a coupling surface 13, which runs parallel to the ground surface 7 in the final mounted state.
  • This coupling surface 13 is provided in the illustrated embodiment with perpendicular to the coupling surface 13 extending longitudinal webs 15 and transverse webs 17, which in the illustrated embodiment are formed and / or provided on the outer boundaries of the reflector frame 11, but may also be offset further inwards on the outer boundaries of the reflector frame 11, so that a portion of the reflector projecting beyond the webs 15, 17 remains.
  • These longitudinal and transverse webs 15, 17 are also connected to each other at the corner regions 19.
  • the longitudinal or transverse webs shown need not necessarily be aligned perpendicular to the reflector surface 13. Some of these webs may also extend in a direction deviating from a 90 ° angle to the reflector surface, for example, diverging in the beam direction or inclined towards one another or rather to the left or to the right, etc. In principle, there are no restrictions.
  • the reflector frame 11 is an electrically conductive material, for example a metal casting (aluminum but also other materials come into consideration for this purpose). It may also be a plastic part, which is then metallized, that has been coated with a metallic conductive surface.
  • a metal casting aluminum but also other materials come into consideration for this purpose.
  • other manufacturing methods come into consideration, for example, a production of the reflector frame by deep drawing, milling or the like.
  • the coupling surface 13 is provided with a recess 13 a, which is dimensioned in the illustrated embodiment in the longitudinal and transverse directions so large that the in FIG. 1 and 2 shown dual polarized radiator 3 also with its radiator elements 3a through this recess 13a passes through.
  • the radiator assembly 3 is first mounted on the printed circuit board 5, i. in particular mechanically fixed, for example by fixing a screw to be screwed in from the back side of the printed circuit board or by other clip-type fastening elements, wherein the support means and / or balancing 21, via which the radiator elements 3a of the dual-polarized radiator 3 are held, capacitively with the underlying ground surface 7 of the printed circuit board 5 is coupled.
  • the reflector frame 11 could be connected to the printed circuit board, for example, by the above-explained or other suitable mechanical measures.
  • the printed circuit board 5, i. the ground surface 7 provided thereon is covered by an insulating layer 8 (for example in the form of a lacquer layer), between the underside of the support device and / or balancing 21 (ie between the electrically conductive base 21a of the radiator arrangement 3 and the ground surface 7) and between the electrical conductive coupling surface 13 and the ground surface 7 generates a capacitive coupling, that is a DC or galvanic connection of these parts safely avoided.
  • the paint layer applied on the ground surface would be completely sufficient as an insulator, so that a further insulating layer is not necessary for achieving the capacitive coupling.
  • the reflector frame 11 is fixed by means of a double-sided adhesive film 9 on the upper side of the printed circuit board 5, wherein the adhesive film 9 is provided with a window-like cutout 9 ', the size and positioning of the cutout 13a in the coupling surface 13 of the reflector frame 11 corresponds or is approximated.
  • the insulating layer 8 is always provided in the form of a lacquer layer on the ground surface 7, said insulating mainly serves as a corrosion protection for the common copper existing ground surface, said double-sided adhesive film would be glued to this insulating or lacquer layer 8. In such a case, however, the ground surface 7 could be equipped without insulating layer 8.
  • the adhesive tape 9 may have the mentioned recess 9 ', since it is irrelevant to the electrical functions whether the radiator device in the form of the so-called vector dipole is additionally held by means of the aforementioned adhesive tape 9 with respect to the ground surface 7 or the printed circuit board 5.
  • the capacitive coupling of the dipole (here via the lower base 21a) to the ground surface 7 takes place with the same regularities as with respect to the reflector frame 11, so that the distance can also vary to a certain extent (for example 0.5 mm). Therefore, the adhesive film 9 could also be consistently without window 9 'designed, but this would have certain disadvantages in the inner conductor mounting for the radiator assembly 3, since here in the radiator device to be laid inner conductor would have to be inserted through the tape. Therefore, the window-shaped recess 9 'is preferably provided in the adhesive tape 9.
  • the spotlight is mounted by means of independent fixing measures on the printed circuit board while maintaining the capacitive coupling.
  • the insulating layer 8 on the ground surface 7 is also provided with a window, so that in the region of this window, the insulating layer 8 is omitted (where this area, where the insulating layer 8 on the ground surface is omitted, comparable to the size and / or arrangement of the other window 9 'with respect to the double-sided adhesive device 9 and / or the recess 13a in the coupling surface 13 may correspond) would be in this area, the ground surface 7 "blank".
  • the base 21a that is to say the underside of the carrying device and / or balancing 21, could also be contacted galvanically with the ground surface 7.
  • the reflector frame 11 is then placed from above, in which case the radiator assembly 3 is passed through the recess 13a of the coupling surface 13 and through the recess 9 'in the double-sided adhesive device 9.
  • connection methods can be considered.
  • an adhesive can be applied to the upper side of the printed circuit board (that is to say the ground surface or the insulating layer 8 covering the ground surface) and / or on the underside of the coupling surface 13.
  • Possible are but also clip-shaped parts that engage in touchdown and realize a catch.
  • the above-mentioned double-sided adhesive tape 9 is used, whereby a fixed predetermined distance between the coupling surface 13 and the ground surface 7 ensures and at the same time a mechanically strong connection is realized.
  • the reflector frame 11 with the printed circuit board 5 is a firmly connected self-supporting unit.
  • the longitudinal and transverse webs 15, 17 are not fixedly connected to one another in their corner regions 19, these webs can be bent toward one another or away from one another, in particular when the reflector frame is made of a sheet metal, whereby the radiation pattern of the antenna can be changed and / or adjusted in the desired frame.
  • the corresponding antenna arrangement may also comprise a plurality of juxtaposed or superimposed in the mounting direction emitter assemblies 3, wherein such an antenna assembly with the plurality of emitters is usually placed in the vertical direction, so that the plurality of emitter assemblies arranged in a vertical plane spaced above each other are.
  • the reflector frame can be one of the number of radiator arrangement corresponding number of reflector fields 25 include.
  • the size of the antenna arrangement is as far as possible expandable.
  • the double-sided adhesive tape 9 is formed as a correspondingly extended film, which is provided with three recesses 9 ', which correspond to the three recesses or windows 13a in three reflector fields 25 of the reflector frame 11 thus formed.
  • the printed circuit board bore 26 can, similarly as in the embodiment according to FIG. 3 , From below by screwing a screw into the base 21a of the support means and / or symmetrization 21 of the radiator device 13, the respective radiator device are fixed, preferably an electrically non-conductive screw is used, especially if the base of the support device and / or symmetrization of the radiator device 3 capacitively coupled to the ground plane 7 of the printed circuit board 5.
  • a reflector frame for eight emitter assemblies or groups of emitters is shown, which, when the antenna assembly and thus the reflector frame are placed in the vertical direction, two continuous and vertically extending longitudinal webs 15 and a total of eight reflector fields 25 nine transverse webs 17 includes. It is based on the FIGS. 4 to 6 also shown that this reflector frame 11 may be made for example of a metal sheet, so from a sheet material by punching and edges or bending.
  • FIG. 5 can then be located in a plane longitudinal and transverse webs are preferably bent by 90 °, the transverse webs 17 each along the Kantlinien 17a by preferably 90 ° to the plane of the coupling surfaces 13 are placed.
  • the two longitudinal webs 15 are placed along the Kantlinien 15a by 90 °.
  • the punching has been made so that at the side edges 17b of the transverse webs 17 each one of the crossbar 17 in the plane projecting tongue 17c is formed.
  • a slot-shaped recess 15b is punched out in the finally produced reflector frame on the two side webs 15, so that at finally mounted reflector frame then the tongues 17c of the transverse webs 17 engage in the slot-shaped recesses 15b of the longitudinal webs 15, as from FIG. 4 or 6 can be seen.
  • the transverse webs 17 are mechanically held firmly in position and anchored.
  • the reflector frame 11 thus formed is formed in the manner described, optionally with separate interposition of an insulating layer or film 9 on the mass surface 7, i. finally placed on the printed circuit board 5 and fixed in a suitable manner to this, as described preferably with the interposition of a double-sided adhesive tape.
  • the window-like recess 13a not only square, but on the other hand is made larger, since after unfolding the transverse webs 17 then a corresponding rectangular portion is removed from the coupling surface. Therefore, in this case, the recess 13a is T-shaped. Only in the representation according to FIG. 5 the recess is still square at the upper right edge, since in this embodiment, the rightmost transverse web 27 is erected over a bending edge 17a which is on the left-hand side, thus no further material section is removed from the coupling surface region.
  • the transverse webs 17 need not be provided at right angles to the bending edge 17a extending side edges 17b, but that here the punching lines can also be inclined so that in the erected state, for example, the two longitudinal webs not perpendicular to the reflector plane, but in Beam direction, for example, divergent (or converging) can be aligned.
  • a recess 26 about which, for example, from the rear side of the circuit board 5 a screw (in capacitive coupling a plastic screw) in the base 21 a of the support device and / or Symmetrization 21 can be screwed to mechanically fix the radiator assembly 3.
  • a screw in capacitive coupling a plastic screw
  • Symmetrization 21 can be screwed to mechanically fix the radiator assembly 3.
  • are four reduced holes 31 can be seen, about which ultimately the supply of an inner conductor for feeding the dual-polarized radiator arrangement can be performed.
  • FIGS. 7 and 8th Based on FIGS. 7 and 8th is indicated only in a schematic section through a corresponding radiator arrangement, as a supply of a dual-polarized or in a similar manner also a simple polarized radiator 3 can be done.
  • the feeding is usually carried out by means of a coaxial cable which extends from the underside of the reflector through an axial bore 103 leading to the plane of the actual dipole and / or radiator halves 3a in the carrying device or symmetrization 21.
  • a coaxial cable which extends from the underside of the reflector through an axial bore 103 leading to the plane of the actual dipole and / or radiator halves 3a in the carrying device or symmetrization 21.
  • the coaxial cable is stripped so that the outer conductor, which is isolated in the axial bore 103 relative to the supporting and / or balancing 21, exposed and in the upper region then
  • a solder 201 to the inner end of an associated dipole or radiator half 3a is electrically / galvanically connected.
  • FIG. 5 is shown in the drawings essentially only the inner conductor 101b.
  • the coaxial cable would thus be laid through the axial bore 103 from below upwards, the outer conductor, as mentioned, then at the upper end of the support means 21 via the solder 201 with the associated dipole or radiator half 3a is electrically-galvanically connected. Up to this point, the outer conductor is insulated from the support device 21.
  • a coaxial feed cable be connected so that the outer conductor at the lower end of the bore 103, for example, at a soldering point 201 'and the inner conductor 101b held only by an insulator and separated in the bore 103 is guided upwards.
  • the bore in the support device thus acts as an outer conductor, which surrounds the inner conductor 101b, so that quasi a coaxial feed line is formed, via which the dipole and / or radiator halves, which are connected electrically conductive to the carrier device usually as a common component are to be fed.
  • the corresponding supply can also be effected capacitively, for example by a capacitive coupling between the base of the support and the ground or reflector surface.
  • the associated feed line usually the outer conductor of a coaxial cable, connected in an area below the support means, which is preferably perpendicular to the reflector in plan view in that area below the dipole or radiator half, which is fed thereto.
  • the inner conductor 101b usually connected to the inner conductor of a coaxial cable is generally angled approximately at the level of the dipole and / or radiator halves 3a by 90 ° or approximately 90 ° and leads to the adjacent inner end of the associated second dipole and / or radiator half 3a and is usually contacted there electrically by means of soldering 203.
  • the feed of the dipole and / or radiator halves 3a offset by 90 ° takes place correspondingly, the second inner conductor extending crosswise to the first inner conductor 101b being arranged on another plane, so that the two inner conductors in the Do not touch the center, but pass each other.
  • the end 101b 'of the inner conductor 101b ends freely in a further axial bore 103, wherein this further axial bore 103 is provided in the supporting and / or balancing device 21.
  • the freely ending end portion of the inner conductor 101b is guided downward over a certain axial length in this further bore 103 and held in the bore 103 via an insulator 203 (similar to the corresponding insulator 203 for fixing the inner conductor 101b in the other axial bore 103). , whereby a capacitive or serial coupling with respect to the second dipole and / or radiator half 3a 'is accomplished here.
  • the slots 123 extend to the lower level or base 121 of the carrying and / or balancing device 21.
  • the height of this supporting and / or balancing device 21 or the slots 123 should preferably be in a range of about 1/8 to 3/8 of a wavelength from the relevant to be transmitted or to be received operating frequency band, preferably the height should therefore 1/8 to 3/8 relative to the average wavelength ⁇ of the transmitted or to be received frequency band, so preferably by about 1/4 ⁇ .
  • the radiator height relative to the reflector ie with respect to the ground or reflector surface should not fall below a value of ⁇ / 10, with a restriction upwards basically does not exist, so that the radiator height could even be an arbitrary multiple of ⁇ .
  • the slots 123 can then be adjusted in length accordingly.

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  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Claims (22)

  1. Système d'antenne, comprenant les éléments suivants :
    - au moins un dispositif rayonneur (3) qui comprend un rayonneur dipolaire avec un dispositif porteur (21),
    - un dispositif réflecteur,
    - le dispositif réflecteur comprend une surface réflectrice électroconductrice,
    - le dispositif réflecteur comprend au moins une barrette longitudinale (15) électroconductrice ou au moins une barrette transversale (17) électroconductrice,
    - le dispositif réflecteur comprend une carte à circuits (5),
    - la carte à circuits (5) présente un côté (5a) sur lequel est prévue une surface de masse électroconductrice (7),
    - le dispositif réflecteur comprend en outre un cadre de réflecteur (11),
    - le cadre de réflecteur (11) comprend une surface d'accouplement (13) qui s'étend parallèlement à la carte à circuits (5) ou à la surface de masse (7),
    - la surface d'accouplement (13) est accouplée de manière capacitive avec la surface de masse (7),
    - la surface d'accouplement (13) est reliée de façon mécanique et électrique à ladite au moins une barrette longitudinale (15) ou ladite au moins une barrette transversale (17),
    - la surface d'accouplement (13) comporte un évidement (13a), en raison de quoi la surface de masse (7) qui se trouve au-dessous, la carte à circuits (5) ou une couche isolante (8), qui est prévue au-dessus de la surface de masse (7) ou au-dessus de la carte à circuits (5), n'est pas recouverte,
    - ledit au moins un dispositif rayonneur (3) est positionné ou maintenu sur la carte à circuits (5) dans la région de l'évidement (13a), et
    - le dispositif rayonneur (3) est formé par un dipôle vectoriel qui est maintenu au-dessus d'un dispositif porteur et/ou d'une symétrisation (21) qui se trouve au-dessous.
  2. Système d'antenne selon la revendication 1, caractérisé en ce que le cadre de réflecteur (11) comprend au moins deux barrettes longitudinales (15) et/ou au moins de barrette transversale (17).
  3. Système d'antenne selon la revendication 1 ou 2, caractérisé en ce que ladite au moins une barrette longitudinale (15) et/ou ladite au moins une barrette transversale (17) est réalisée conjointement avec la surface d'accouplement (13) sous forme d'une pièce métallique d'un seul tenant.
  4. Système d'antenne selon la revendication 3, caractérisé en ce que ladite au moins une barrette longitudinale (15) et/ou ladite au moins une barrette transversale (17) est cintrée au niveau d'une ligne de cintrage (15a, 17a) par rapport à la surface d'accouplement (13), dans une orientation angulaire différente par rapport à la surface d'accouplement (13).
  5. Système d'antenne selon l'une des revendications 1 à 3, caractérisé en ce que le cadre de réflecteur (11) est formé par une pièce de fonderie, une pièce emboutie, une pièce estampée et/ou une pièce fraisée.
  6. Système d'antenne selon l'une des revendications 1 à 3, caractérisé en ce que le réflecteur ou le cadre de réflecteur (11) est en un matériau isolant ou en matière plastique et revêtu d'une couche électroconductrice.
  7. Système d'antenne selon l'une des revendications 1 à 6, caractérisé en ce que le cadre de réflecteur (11) est relié à la carte à circuits (5) au moyen d'organes de liaison mécaniques.
  8. Système d'antenne selon la revendication 7, caractérisé en ce que le cadre de réflecteur (11) est fermement relié à la carte à circuits (5) au moyen d'un dispositif à pince et/ou à enclenchement et/ou à encliquetage.
  9. Système d'antenne selon l'une des revendications 1 à 8, caractérisé en ce que le cadre de réflecteur (11) est collé avec la carte à circuits (5).
  10. Système d'antenne selon l'une des revendications 1 à 9, caractérisé en ce que le cadre de réflecteur (11) est fermement relié à la carte à circuits (5) avec utilisation d'un ruban autocollant biface et/ou d'une feuille autocollante biface ou similaire.
  11. Système d'antenne selon la revendication 10, caractérisé en ce que le ruban autocollant (9) ou la feuille autocollante (9) présente un évidement dont la taille et/où la situation correspond au moins à la taille et/ou la situation d'un évidement (13a) correspondant, ou présente des dimensions plus petites.
  12. Système d'antenne selon la revendication 10, caractérisé en ce que le ruban autocollant (9) ou la feuille autocollante (9) est prévu(e) entre la face inférieure de la surface d'accouplement (13) et la surface de masse (7) ou une couche isolante qui recouvre la surface de masse (7), et en outre dans la région de l'évidement (13a) dans la surface d'accouplement (13).
  13. Système d'antenne selon la revendication 12, caractérisé en ce que le ruban autocollant (9) ou la feuille autocollante (9) est prévu(e) entre la face inférieure de la surface d'accouplement (13) et la surface de masse (7) ou une couche isolante qui recouvre la surface de masse (7), et en outre dans la région de l'évidement (13a) ainsi que dans la région entre la base (21a) du dispositif porteur et/ou de la symétrisation (21) du dispositif rayonneur (3) et la surface de masse (7) sur la carte à circuits (5).
  14. Système d'antenne selon la revendication 1 à 13, caractérisé en ce que le dispositif rayonneur (3) est accouplé de manière capacitive, via sa base associée (21a) d'un dispositif porteur et/ou d'une symétrisation (21), avec la surface de masse (7) sur la carte à circuits (5).
  15. Système d'antenne selon la revendication 1 à 14, caractérisé en ce que le dispositif rayonneur (3) est relié de manière à laisser passer des courants continus, donc électriquement, avec la surface de masse (7) sur la carte à circuits (5) via sa base (21a) d'un dispositif porteur et/ou de symétrisation (21).
  16. Système d'antenne selon l'une des revendications 1 à 15, caractérisé en ce que le cadre de réflecteur (11) est produit à partir d'une tôle par poinçonnage et rabattement ou pliage.
  17. Système d'antenne selon la revendication 16, caractérisé en ce que les barrettes transversales (17) sont poinçonnées à partir d'une pièce en tôle commune, qui sont fermement reliées à la surface d'accouplement (13) via une ligne de pliage (17a) respectivement associée.
  18. Système d'antenne selon la revendication 16 ou 17, caractérisé en ce que les barrettes longitudinales (15) sont reliées à la surface d'accouplement (13) via une ligne de pliage (15a).
  19. Système d'antenne selon l'une des revendications 16 à 18, caractérisé en ce que les barrettes transversales (17) sont pourvues, au niveau de leurs arêtes de limitation latérales, d'ergots et/ou de languettes (17c) qui dépassent latéralement dans le plan des barrettes latérales et qui, en situation montée lorsque les barrettes transversales (17) sont orientées en éloignement de la surface réflectrice, pénètrent dans des évidements (15b) dans les barrettes longitudinales (15).
  20. Système d'antenne selon l'une des revendications 1 à 19, caractérisé en ce qu'il est prévu un dispositif rayonneur (3) par évidement (13a), agencé dans une surface d'accouplement (13).
  21. Système d'antenne selon l'une des revendications 1 à 20, caractérisé en ce que le dispositif porteur (21) du rayonneur dipolaire comprend une symétrisation (21).
  22. Système d'antenne selon l'une des revendications 1 à 21, caractérisé en ce que ledit au moins un dispositif rayonneur (3) est un rayonneur dipolaire à double polarisation qui utilise un dispositif porteur (21).
EP07765255A 2006-08-10 2007-07-26 Installation d'antenne, en particulier pour une station de base de radiocommunication mobile Expired - Fee Related EP2050164B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006037518A DE102006037518B3 (de) 2006-08-10 2006-08-10 Antennenanordnung, insbesondere für eine Mobilfunk-Basisstation
PCT/EP2007/006638 WO2008017386A1 (fr) 2006-08-10 2007-07-26 Installation d'antenne, en particulier pour une station de base de radiocommunication mobile

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EP2050164A1 EP2050164A1 (fr) 2009-04-22
EP2050164B1 true EP2050164B1 (fr) 2010-10-13

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US (1) US8350775B2 (fr)
EP (1) EP2050164B1 (fr)
CN (1) CN101479888B (fr)
DE (1) DE102006037518B3 (fr)
ES (1) ES2353993T3 (fr)
HK (1) HK1133956A1 (fr)
WO (1) WO2008017386A1 (fr)

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EP2050164A1 (fr) 2009-04-22
US20100182213A1 (en) 2010-07-22
US8350775B2 (en) 2013-01-08
CN101479888B (zh) 2013-06-12
ES2353993T3 (es) 2011-03-09
CN101479888A (zh) 2009-07-08
WO2008017386A1 (fr) 2008-02-14
HK1133956A1 (en) 2010-04-09
DE102006037518B3 (de) 2008-03-06

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