EP1561257A1 - Dispositif de connexion pour raccorder au moins deux antennes actives decalees l'une par rapport a l'autre d'un ensemble antenne - Google Patents

Dispositif de connexion pour raccorder au moins deux antennes actives decalees l'une par rapport a l'autre d'un ensemble antenne

Info

Publication number
EP1561257A1
EP1561257A1 EP04710390A EP04710390A EP1561257A1 EP 1561257 A1 EP1561257 A1 EP 1561257A1 EP 04710390 A EP04710390 A EP 04710390A EP 04710390 A EP04710390 A EP 04710390A EP 1561257 A1 EP1561257 A1 EP 1561257A1
Authority
EP
European Patent Office
Prior art keywords
connecting device
inner conductor
reflector
connection
radiator
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.)
Granted
Application number
EP04710390A
Other languages
German (de)
English (en)
Other versions
EP1561257B1 (fr
Inventor
Manfred Stolle
Andreas Scheyer
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 EP1561257A1 publication Critical patent/EP1561257A1/fr
Application granted granted Critical
Publication of EP1561257B1 publication Critical patent/EP1561257B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
    • H01R24/42—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches
    • H01R24/44—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches comprising impedance matching means
    • 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
    • H01Q21/0006—Particular feeding systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • 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
    • H01Q3/26—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
    • H01Q3/30—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 varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
    • H01R9/05—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for coaxial cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/02—Connectors or connections adapted for particular applications for antennas

Definitions

  • Connection device for connecting at least two radiator devices of an antenna arrangement arranged offset to one another
  • the invention relates to a connecting device for connecting at least two radiator devices of an antenna arrangement arranged offset with respect to one another according to the preamble of claim 1.
  • Antenna arrays in particular for base stations of mobile radio communication devices, generally comprise a vertically oriented reflector arrangement, in which a plurality of radiating devices are provided which are staggered in the vertical direction.
  • These can be single-polarized radiator arrangements or, as a rule, dual-polarized radiator arrangements which radiate polarizations which are offset from one another in 90 '.
  • antenna arrangements that receive beams only in one frequency band or in several frequency bands, for which purpose radiator arrangements are then provided that are appropriate for the corresponding frequency bands are adjusted.
  • purpose radiator arrangements are then provided that are appropriate for the corresponding frequency bands are adjusted.
  • phase shifter arrangements can be used, for example, as are known from WO 01/13459 AI. By adjusting the phase shifter elements there is a change in the transit time and thus a phase shift, as a result of which the lowering angle can be set.
  • phase shifter arrangement previously known from WO 01/13459 A1 not only feeds a single, but, for example, a pair of adjacent radiators arranged vertically one above the other, with this pair of radiators preferably having a phase which is preset relative to one another and thus one firmly imprinted down-tilt angles operated between these two radiator elements.
  • a connection of such a pair of radiator arrangements that can be fed with different phase positions can also be realized using stripline technology.
  • an impedance conversion device is required.
  • This impedance conversion device can in turn also be implemented using strip line technology or using circuit boards or coaxial cable solutions. If a feed takes place via a coaxial line, a desired impedance conversion can be realized, for example, by using two serially connected coaxial line sections with different inner conductor diameters.
  • an electrical power distribution between two radiators arranged offset from one another in front of a reflector plate, for example in the form of dipole radiators can also be realized via an elongated stamped transmission line which has an intermediate line section which, for example, has a narrower width - points.
  • This enables the transformation and impedance conversion.
  • the preselectable phase By preselecting the feed point of an inner conductor cable to be connected, ie to be soldered, of a coaxial cable, the preselectable phase must be set permanently and permanently for the two radiator arrangements and thus a preselectable lowering angle.
  • the object of the present invention is to provide an improved feed and connection device for at least one pair of offset radiating devices, which can be used for a wide variety of antenna types and which should be as insensitive as possible to external influences, such as stray fields.
  • the connecting device enables a direct connection to a pair of emitter devices arranged offset from one another, and this in a cost-effective embodiment.
  • Two radiator elements can be connected, for example in the form of two dipole arrangements, taking into account impedance, power and / or phase matching.
  • the electrical properties are preferably realized only by a change (in particular a change in cross section) of the outer conductor and / or only by a change (in particular a change in cross section) of the dielectric. This opens up the possibility of using an inner conductor without jumps in diameter, which has proven to be particularly cost-effective.
  • the connection according to the invention The device can also be used regardless of the reflector or reflector type used.
  • connection module according to the invention is insensitive to external influences such as, in particular, stray fields. It can be used regardless of the type of reflector. It creates a direct connection with the respective emitter, especially dipole emitter.
  • the connecting device is realized in one piece, namely with an outer conductor housing with integrated inner conductor that can ultimately be handled in one piece. Above all, this avoids intermodulation problems that often occur in the prior art as disadvantageous and difficult to control.
  • the entire outer conductor arrangement is implemented using casting technology, the inner conductor technology being implemented by inserting an inner conductor or inner conductor wire, which is preferably provided without jumps in diameter.
  • the inserted inner conductor is electrically-galvanically separated from the outer conductor arrangement by using appropriate plastic holders, that is to say generally non-conductive elements.
  • the supply can take place via a coaxial cable.
  • the arrangement according to the invention can also preferably be used Realize as a double arrangement, preferably symmetrically to a vertical plane of symmetry running in the longitudinal direction, with two preferably opposite connection points, preferably for two coaxial cables.
  • a feed to two pairs of radiator arrangements can be created, which, for example, act as a dual-polarized radiator arrangement and therefore, for each of the two polarizations, there is a corresponding feed via a separate inner conductor.
  • the outer conductor arrangement is provided for both inner conductors, the two inner conductors preferably being shielded from one another by a longitudinal vertical web which is electrically connected to the outer conductor arrangement.
  • the connecting device according to the invention can be used and used as independently, as desired.
  • a reflector mountable component is provided.
  • the outer conductor arrangement can also be manufactured as an integral functional part from the outset as part of the reflector arrangement, preferably on the rear side of the reflector relative to the radiator arrangement.
  • an inner conductor arrangement only has to be inserted into the outer conductor arrangement of the connecting device forming a functional part of the reflector, and the functional part formed in this way has to be closed by fitting a cover arrangement.
  • both the inner conductor and the outer conductor housing are ultimately constructed in one piece and can be handled in one piece, there are also no intermodulation problems, which is particularly the case in FIG Cellular communications technology is of great importance.
  • FIG. 1 a schematic top view of an antenna arrangement with a reflector and eight radiator devices arranged one above the other in the manner of cross dipoles;
  • FIG. 2 shows a schematic illustration for setting a different down-tilt angle by means of a double-phase shifter device, each using a connecting device according to the invention for a pair of radiator arrangements;
  • FIG. 3 a schematic vertical sectional view through a reflector with two offset radiator arrangements which are fed via a connecting device according to the invention
  • FIG. 4 shows a schematic perspective illustration of the connecting device according to the invention with the cover attached
  • FIG. 5 a representation corresponding to FIG. 4 with the cover removed;
  • Figure 6 is a cross-sectional view along the
  • Figure 7 a further cross-sectional view along the line VI-VI in Figure 4.
  • FIG. 8 an enlarged detailed illustration from FIG. 5 with regard to the connection of coaxial feed lines to the connecting device;
  • FIG. 9 a modified, partially perspective bottom view of the reflector with a connecting part integrally connected to the reflector;
  • Figure 10 a corresponding cross-sectional view through the embodiment of Figure
  • FIG. 1 shows a schematic representation of an antenna arrangement 1 with a reflector 3, specifically in the exemplary embodiment shown with eight radiator arrangements 5 arranged one above the other with vertical offset.
  • the radiator arrangements 5 consist of a dual-polarized radiator arrangement, for example in the form of cruciform radiator arrangements - Gen.
  • dipole radiator arrangements for example in the form of a dipole square, a so-called vector dipole according to the prior publication WO 00/39894 AI or for example in the form of Patch spots can be used, as is well known.
  • One polarization of the radiator arrangement 5 can e.g. are fed via a feed network according to FIG. 2, which comprises a feed input 7 for each polarization and, in the exemplary embodiment shown, a double-phase shifter module 9, as is known in principle from WO 01/13459 AI.
  • a feed network according to FIG. 2 which comprises a feed input 7 for each polarization and, in the exemplary embodiment shown, a double-phase shifter module 9, as is known in principle from WO 01/13459 AI.
  • the feed input 7 is connected via a pointer-shaped setting element 11 of the phase shifter module 9, which overlaps two strip line sections 13 and 15.
  • the energy fed in is fed through the different transit times in the stripline sections 13, 15 with different phase positions to the radiators fed above, the four outputs 17 of the phase shifter arrangement 9 in the exemplary embodiment shown each having a detail below
  • the inventive connecting device 19 explained is connected to the radiators 5 'belonging to a polarization.
  • a corresponding circuit structure (not shown in FIG. 2) is provided for the radiators 5 ′′ for the second polarization, the radiators for the second polarization being only indicated by dashed lines in FIG. 2.
  • the connection device 19 is therefore discussed below, via which a pair of adjacent radiators 5 ′ or 5 ′′ is fed in each case.
  • FIG. 3 shows the base regions 5a, for example two symmetries of two radiator arrangements 5 arranged adjacent to one another, which are mounted on the front side of the reflector 3, whereas on the opposite and thus rear side of the reflector 3, a connecting device 19 discussed in detail below is mounted to feed these two adjacent radiator arrangements 5.
  • connection device 19 is designed as a uniformly manageable connection module, preferably using casting technology, for example aluminum casting technology. All suitable, appropriately processed materials can be considered.
  • the connecting device 19 comprises a housing or a receiving device 19 'with a bottom 19a and a circumferential side wall section which extends transversely and in the exemplary embodiment shown at least substantially perpendicularly thereto and which is divided into the longitudinal side walls 19b and the transverse side walls 19c arranged on the end face.
  • the bottom 19a with the side wall sections 19b and 19c forms the outer conductor 19 ".
  • connection module 19 is equipped with a central longitudinal web 19d ( through the a central plane of symmetry running transversely to the bottom 19a extends through it, which is also part of the outer conductor 19 ′′.
  • a lid 19e can be placed on the circumferential side wall sections 19b and 19c and on the central longitudinal web 19d in order to complete the arrangement from the outside and to shield it if necessary.
  • the cover 19e attached in FIG. 4 can consist of a non-conductive, for example plastic material. This cover can also be made of metal only if additional shielding is desired, the cover not only having to consist of a cast part, but also of a bent metal part.
  • the lid is preferably placed over lateral tabs 19f which run on an inclined ramp or nose 19g, the holder sections engaging behind or engaging behind the nose 19g in the final attached position.
  • the structure explained results in an outer conductor arrangement with two elongated receiving spaces 27, into each of which an electrically non-conductive inner conductor holder 29 is inserted.
  • This preferably consists of a plastic acting as a dielectric.
  • the holder can be inserted in such a way that it can be permanently inserted in the receiving spaces 27. But even in the event of loose insertion, it would ultimately be fixed in a predetermined position by putting on the lid 19e mentioned.
  • the inner conductor holder 29 has cross-sectionally fork-shaped side webs 29a which face outwards, ie towards at the top, slightly diverging. This creates a slightly V-shaped groove in cross-section or a slightly V-shaped receiving slot or receiving space 29b, in the area of which adjacent to the groove bottom can have side wall sections which run parallel to one another or are even slightly diverging towards the groove bottom that after the cable-shaped inner conductor 33 has been pressed into the groove bed, the latter is secured against being inadvertently moved out of the groove-shaped receptacle 29b.
  • the cover arrangement 19e which is preferably made of plastic, is provided on the inside of the cover with a pair of ribs 19e 'projecting downwards, which engage in the groove-shaped receptacle 29b in the assembled state of the cover and are designed such that with the cover installed, hold the inner conductor 33 inserted in the groove-shaped receptacle 29b in this groove-shaped receptacle 29b and hold it captively.
  • the ribs 19e ' are slightly wedge-shaped in cross-section and have a flattened and possibly even slightly concave contact section at their leading end, which rests on the inner conductor 33 in the assembled state.
  • connection points 35 are provided on the two opposite longitudinal sides 19d, preferably in the central area, to which two coaxial cables 37 can be led, for example, from the explained radiator or dipole arrangement.
  • the outer conductors are electrically contacted with the conductive housing of the connection device or the connection module 19, whereas the inner conductors are separates via an electrical cross-connection 39 with the inner conductor 33, which is bare at least in this section, preferably electrically-galvanically connected by soldering.
  • the entire length of the inner conductor 33 is provided without cable insulation, since the inner conductor 33 according to the exemplary embodiment is inserted in an inner conductor holder 29 made of plastic and acting as insulation.
  • a transformation or impedance adaptation is not created in the exemplary embodiment by changing the cross-section of the inner conductor 33 (which would be complex), but by correspondingly different designs of the outer dimension or cross-sectional dimension of the opposite longitudinal side walls 19b, which form the outer conductor of the connecting device.
  • the distance to the floor 19a is also important, since changing the distance to the floor 19a also contributes to the transformation or impedance matching.
  • connection points 35 for the feed from the coaxial cables 37, relative to the longitudinal direction of the connection module 19, are not arranged in the center but rather slightly in the center, so that, for example, the feed path from the connection points 35 to the connection points opposite on the face side (that is to say on the opposite face sides 19c of the connection module) is of different lengths, as a result of which the desired phase shift, which is preselected by the entire geometrical arrangement, for the adjacent radiators and thus a certain lowering angle is pre-embossed.
  • the feed can also take place exactly in the middle, namely if both of the radiator arrangements arranged adjacent to one another and fed via the connecting device according to the invention are to be fed with the same phase position.
  • FIG. 8 shows an enlarged detailed illustration of one of the two connection points 35.
  • the outer conductor is provided with an electrically conductive outer conductor head 43 seated thereon, which is inserted into a corresponding recess 45 at the connection point 35 and is thereby electrically connected to the outer conductor of the connecting device, which is formed in the manner of a housing.
  • the inner conductor of the coaxial cable is electrically separated through an opening in the longitudinal side walls 19b to the associated inner conductor 33 and electrically connected to it.
  • the connecting device is designed as a double connecting device with two inner conductors 33, in order to feed both polarizations of the two emitters arranged offset to one another.
  • the connecting device is preferably designed symmetrically to a vertical central longitudinal plane 47 (FIG. 6).
  • the connecting device formed in this way is then fastened at a suitable location, for example on the back of a reflector 3, for example welded on, soldered on, or mounted by means of screws or other fastening devices.
  • a suitable location for example on the back of a reflector 3, for example welded on, soldered on, or mounted by means of screws or other fastening devices.
  • the connecting part can also be attached in such a way that it does not even touch the reflector, as is also the case in the transverse direction. Sectional view according to Figure 3 can be seen.
  • connection module 19 can be designed not only as a component which can be handled separately, but also as a functional part integrated in the reflector arrangement, in which the bottom 19a of the connection module 19 is formed by the material of the reflector 3 itself.
  • the longitudinal side walls 19b described as the outer conductor, the transverse side walls 19c and the provided central longitudinal web 19d form an integral part of the entire reflector arrangement.
  • the explained connecting device 19 or the connecting part is fastened by means of two screws 51, for example directly connected to the radiator elements or dipoles by means of the screws 51, ie in particular with the associated base areas 5a of the emitter device.
  • Both polarizations of the dipole are preferably mechanically connected and electrically contacted with a screw to the connecting part, ie to the connecting device.
  • a connection is made to the outer conductor of the connecting device 19.
  • Corresponding support regions 53 of the connecting device 19 then lie, which project downward in the direction of the fastening surfaces or base 5a of the dipole devices above the actual floor 19a.
  • the bottom 19a of the connecting device 19 would not rest on the reflector 3 and would not touch it.
  • connection module 19 explained can of course also be used to feed a pair of simply single-polarized radiator arrangements. Then the connecting module 19 would only have the peripheral outer walls 19b, 19c without a central longitudinal web 19d. In the one receiving space 27 then formed, only one inner conductor 33 would be laid using only one corresponding inner conductor holder 29.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne un dispositif de connexion amélioré pour réaliser un raccord électrique entre deux antennes actives (5) décalées l'une par rapport à l'autre. L'invention est caractérisée en ce que le dispositif de connexion (19) est doté d'un ensemble boîtier (19') formant un conducteur extérieur (19'), l'ensemble boîtier comprend un fond (19a), des segments de parois latérales périphériques dont deux parois latérales longitudinales (19b) opposées et deux parois latérales transversales (19c) face à face. Dans le logement (27) formé par les segments de parois latérales périphériques se trouve une fixation (29), dans laquelle est inséré un conducteur intérieur (33), ce conducteur intérieur (33) étant électriquement galvaniquement séparé et/ou isolé de l'ensemble boîtier et/ou de la fixation (29) du conducteur intérieur.
EP04710390A 2003-04-11 2004-02-12 Dispositif de connexion pour raccorder au moins deux antennes actives decalees l'une par rapport a l'autre d'un ensemble antenne Expired - Lifetime EP1561257B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10316788 2003-04-11
DE10316788A DE10316788B3 (de) 2003-04-11 2003-04-11 Verbindungseinrichtung zum Anschluss zumindest zweier versetzt zueinander angeordneter Strahlereinrichtungen einer Antennenanordnung
PCT/EP2004/001333 WO2004091037A1 (fr) 2003-04-11 2004-02-12 Dispositif de connexion pour raccorder au moins deux antennes actives decalees l'une par rapport a l'autre d'un ensemble antenne

Publications (2)

Publication Number Publication Date
EP1561257A1 true EP1561257A1 (fr) 2005-08-10
EP1561257B1 EP1561257B1 (fr) 2007-01-24

Family

ID=33016272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04710390A Expired - Lifetime EP1561257B1 (fr) 2003-04-11 2004-02-12 Dispositif de connexion pour raccorder au moins deux antennes actives decalees l'une par rapport a l'autre d'un ensemble antenne

Country Status (9)

Country Link
US (1) US6949993B2 (fr)
EP (1) EP1561257B1 (fr)
KR (1) KR101015011B1 (fr)
CN (1) CN2658954Y (fr)
AT (1) ATE352880T1 (fr)
BR (1) BRPI0407015A (fr)
DE (2) DE10316788B3 (fr)
ES (1) ES2280943T3 (fr)
WO (1) WO2004091037A1 (fr)

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Title
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KR20060005994A (ko) 2006-01-18
DE502004002764D1 (de) 2007-03-15
KR101015011B1 (ko) 2011-02-16
WO2004091037A1 (fr) 2004-10-21
DE10316788B3 (de) 2004-10-21
ATE352880T1 (de) 2007-02-15
EP1561257B1 (fr) 2007-01-24
US6949993B2 (en) 2005-09-27
US20040203284A1 (en) 2004-10-14
ES2280943T3 (es) 2007-09-16
BRPI0407015A (pt) 2006-03-01
CN2658954Y (zh) 2004-11-24

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