EP3175510A1 - Boîtier à blindage capacitif, en particulier boîtier de composant à blindage capacitif pour dispositif de type antenne - Google Patents

Boîtier à blindage capacitif, en particulier boîtier de composant à blindage capacitif pour dispositif de type antenne

Info

Publication number
EP3175510A1
EP3175510A1 EP15738841.4A EP15738841A EP3175510A1 EP 3175510 A1 EP3175510 A1 EP 3175510A1 EP 15738841 A EP15738841 A EP 15738841A EP 3175510 A1 EP3175510 A1 EP 3175510A1
Authority
EP
European Patent Office
Prior art keywords
housing
contact
anchoring
component
reflector
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
EP15738841.4A
Other languages
German (de)
English (en)
Other versions
EP3175510B1 (fr
Inventor
Mathias Markof
Anian GASTEIGER
Klaus ROTHBÄCHER
Andreas JÜRGENS
Christoph Staita
Philipp Ponn
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.)
Telefonaktiebolaget LM Ericsson AB
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 EP3175510A1 publication Critical patent/EP3175510A1/fr
Application granted granted Critical
Publication of EP3175510B1 publication Critical patent/EP3175510B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • 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

Definitions

  • Capacitor-shielded housing in particular capacitively shielded component housing for an antenna device
  • the invention relates to a capacitively shielded housing, in particular a capacitively shielded component housing for an antenna device such as a mobile radio antenna according to the preamble of claim 1.
  • a capacitively shielded component housing for an antenna device such as a mobile radio antenna according to the preamble of claim 1.
  • the reflector may be provided with side wall webs, which merge in parallel to the reflector plane ending mounting flanges on which, for example, a reflector cover can be screwed.
  • active modules are frequently also accommodated on the rear side of the reflector, such as a radio or remote radio head (RRH), etc.
  • RRH remote radio head
  • Such radios can simultaneously act as a housing cover, in which they are screwed according to the reflector.
  • a plurality of spaced Einpressmuttern be drilled on boreholes in the reflector mounting flange accordingly to provide a pre-fixing for further assembly.
  • a lid can then be placed, in which holes are also introduced. These holes are aligned with the holes in the mentioned Einpressmuttern.
  • Internal threads are formed in the press-in nuts themselves, so that corresponding screws for fixing the cover can be screwed in from the opposite side.
  • tolerance deviations can occur both in the vertical direction and in the horizontal direction with respect to the components which are to be fixed to one another more flatly. These tolerance deviations are generally unacceptable or bridgeable.
  • the rear reflector space with the housed therein components and components must be shielded by placing an electrically conductive cover.
  • the shielding of the radio from the other essential antenna components is essential.
  • WO 2013/033894 A1 shows an antenna arrangement which comprises an antenna signal processing unit with a first groove arrangement and an antenna section with a second groove arrangement which can be plugged into each other using a sealing body. Furthermore, it is known from WO 2013/096880 A1 that capacitive couplings can be provided between different modules, for example between a main module and a submodule. Against this background, it is an object of the present invention to provide a capacitively shielded housing, in particular a capacitively shielded component Housing for an antenna device such as a mobile radio antenna.
  • the housing space to be screened comprises housing contact areas or housing flanges against which corresponding contact areas or flanges of the shielding plate rest. It is provided according to the invention that the respectively taken by itself conductive or coated with an electrically conductive surface housing or housing parts on the one and the shielding sheet to another in their contact area are not electrically contacted with each other, but are electrically isolated with the interposition of an insulating layer or insulation, so that a capacitive coupling between the housing, ie in particular the reflector component housing and shielding metal sheet or shielding cover, is produced here in the installation or installation area of the corresponding support and / or contact sections.
  • Such a capacitive shielding has great advantages over a galvanic contacting of the corresponding components, for example by the explained use of screws. By means of the invention, undefined contacting conditions are avoided and, above all, the danger of intermodulation is counteracted.
  • the corresponding contact surfaces are not perpendicular to the mounting direction and thus usually not perpendicular to the orientation of the opening plane of the housing or reflector housing, but extend parallel thereto.
  • the corresponding capacitively coupled contact and / or contact regions or flange regions between the reflector housing on the one hand and a shielding cover and / or shielding plate on the other are aligned parallel to the mounting direction and thus parallel to the central axis and / or mounting direction.
  • the corresponding capacitively coupled system or contact sections between reflector housing and shielding plate are not necessarily aligned parallel to the mounting direction and thus necessarily parallel to a running through the reflector housing central axis, but for example obliquely to the mounting direction or central axis run and trained and / or adjusted accordingly.
  • the contact surfaces effecting capacitive coupling therefore do not necessarily have to be aligned at an angle of 0 ° with respect to a surface running perpendicular to the mounting direction of the central axis (and thus parallel to the central axis or assembly direction), but can be oriented at an angle between 0 ° ⁇ ⁇ 90 ° ° run.
  • the two contact surfaces would be perpendicular to Montageriehtung or central axis, so come to rest on each other, which would increase the overall structure, which should be avoided according to the invention.
  • the angle ⁇ can preferably assume values which deviate as distinctly as possible from 90 ° in order to allow at least an oblique course of the contact surfaces on the mounting direction or central axis.
  • corresponding electrically non-conductive (dielectric) holding elements are provided at the corresponding mounting locations, preferably on at least one of the two capacitive contact sections to be brought into contact.
  • corresponding holding nipples can be clamped into corresponding bores, for example of the reflector housing, at the spacing of the mounting plate to be mounted, to which the contact surfaces to be screened, for example, of the shielding plate can then be inserted, in order to engage in a predefined, as close as possible contact position the corresponding contact portion of the reflector housing to be held under formation of the capacitive coupling.
  • a further force-applying and / or aligning device is preferably also formed on the shielding plate, which makes it possible that the contact surfaces provided on the shielding plate for the capacitive coupling does not come to lie at an angle to the corresponding contact surface of, for example, a housing and in particular a reflector housing but in fact in parallel, ie exactly parallel alignment. This can be ensured by a corresponding pre-stamped deformation on Schirmungsblech.
  • This S-shaped pre-embossing or equivalent measures allow the contact surface of the shielding plate to adapt to the corresponding orientation and position of the contact surface of the component and / or P.eflek- torgephases.
  • a corresponding shielding sheet can for example also be divided into two, wherein both shielding sheet sections or halves overlap at least partially to form a capacitive coupling.
  • Figure 1 a schematic representation of an antenna, in particular a mobile radio antenna
  • FIG. 2a shows a three-dimensional representation of a component or reflector housing with the shielding cover or shielding cover removed, omitting an antenna cover or radome;
  • FIG. 2b shows a cross-sectional view through the
  • FIG. 2c shows a simplified cross-sectional view similar to FIG. 2a, but to a section of the mobile radio antenna that is offset from the connector strip;
  • FIG. 3 is a rear plan view of the mobile radio antenna shown in the preceding drawings.
  • FIG. 4 shows an excerpt cross-sectional view through the rearward shielding cover or shielding plate; an enlarged partial cross-sectional view through a corresponding portion of a Schirmungsabdeckung or Schirmungsblechs clarifying that the Schirmungsabdeckung or Schirmungsblech consists of at least two transversely relative to each other adjustable parts, which are held by means of retaining clips or holding elements displaceable to each other; an enlarged cross-sectional view illustrating the contact situation between corresponding contact or anchoring sections between the contact and / or reflector housing on the one hand and the Schirmungsabdeckung or shielding plate to the other; an enlarged cross-sectional view with respect to a holding element for further fixation of the Schirmungsabdeckung or the Schirmungsblechs; a rear view of the explained mobile radio antenna, similar to Figure 3, with an attached in the region of the connector strip Schirmungsrahmen; an excerpt cross-sectional view through the Schir
  • FIG. 10 shows a cross-sectional view with respect to an exemplary embodiment deviating from FIG.
  • FIG. 1 shows a schematic representation of an embodiment of an antenna or a mobile radio antenna 1, as it may be attached to a mast 3 or at another suitable location, for example.
  • Such an antenna or mobile radio antenna usually comprises a housing or a cover 5 with a radome 105 and an upper and lower covering cap 5a.
  • the connections provided for the operation of the antenna including the coaxial connections and the control connections, may be formed, without being limited thereto.
  • Such an antenna or mobile radio antenna 1 is usually set up in the vertical direction or predominantly in the vertical direction.
  • Such mobile radio antennas can also be designed as so-called active antennas.
  • the active mobile radio antennas have an active high-frequency electronics, which is preferably integrated on the rear side either in the antenna housing or on the antenna housing, in the form of a radio or remote radio head, is placed at the rear.
  • the antenna housing then forms together with the radio or remote dio Head a common overall housing.
  • FIG. 2 a shows a three-dimensional representation of a total reflector 15 and in FIG. 2 b and in FIG. 2 c a horizontal sectional view through the mobile radio antenna 1 shown in FIG.
  • the electrical HF components usually additionally provided on the rear side of the overall reflector 15 are not yet shown.
  • the illustrated exemplary embodiment is an antenna, ie a mobile radio antenna with two antenna columns 8, which run parallel to one another, that is to say are usually aligned in the vertical direction or predominantly in the vertical direction.
  • Each antenna column 8 comprises a reflector 10 with a reflector front side IIa and a reflector back side IIb, in front of which in a known manner, as a rule, a plurality of radiators or radiator groups 13 are arranged at a distance from each other.
  • These may be linear-polarized or dual-polarized emitters, etc., which radiate, for example, in two mutually perpendicular polarization planes, which are preferably aligned at a + 45 ° angle to the vertical or to the horizontal.
  • corresponding dipole radiators or, for example, so-called vector radiators or else, for example, patch radiators, etc. are used which are part of a mono-band, dual-band or multi-band antenna arrangement.
  • the two reflectors 10 belonging to one antenna column 8 each do not form individual reflectors forming an antenna gap between them, but are part of a common one-piece and overall reflector arrangement 15 formed materially in the exemplary embodiment shown, which are also briefly referred to below as components - And / or reflector housing 16 is designated. It can also be seen from the illustrations that the reflector 10 provided for an antenna column 8, i.
  • the column or partial reflector 10 'provided for an antenna column 8 is provided with a side web 10a at its two sides extending in the longitudinal direction L, ie in the vertical direction V, which is perpendicular to the reflector front IIa, for example or is aligned obliquely to the reflector plane RE at a different angle.
  • the lateral webs 10a provided laterally with respect to an antenna gap 8 are aligned slightly diverging relative to one another in the beam direction R relative to the emitters or emitter groups 13 provided therebetween.
  • both column or partial reflectors 10 'of the two antenna columns 8 form a common solid, one-piece reflector structure.
  • the two outer and the most distant side webs 10a also pass on the radiation side of the reflector arrangement into an outwardly diverging connecting web 18, which then merges via a further bend 20 into a first shielding wall 19 extending more or less opposite the emission direction R of the antenna arrangement.
  • the aforementioned Schirmungsand 19 run slightly divergent in the rearward direction H ; which is basically not necessary.
  • An anchoring section 21 adjoins the shielding walls 19. That is, the two outer, extending in the rearward direction H Schirmungsclaim 19 go into an anchoring portion 21, via a lying in the manner of a lying and with its opening portion respectively outwardly facing U-shaped mounting portion 22, which ultimately consists of two in the embodiment shown more or are less parallel side bars 22a, which are preferably in the emission or front-side direction R parallel spaced and interconnected by a transverse or perpendicular to the reflector plane RE bottom web 22b, wherein the above-mentioned bottom webs 22b discussed below in detail contact or Ver - Form ank mecanicsgephase sections 122 on which a Schirmungsabdeckung is to be positioned.
  • the remote to the antenna columns 8 side web 22 'a comes to lie in a mounting plane ME, in which or in the vicinity then the later explained electrical RF components are mounted.
  • the abovementioned side web 22 'a which is located farther away from the antenna gaps 8, merges into a second shielding wall 27, which preferably lies in extension of the first shielding wall 19 and is separated therefrom only by the abovementioned U-shaped anchoring sections 21 (FIG. wherein also the anchoring portion 21 ultimately serves as a Schirmungswand and can be understood, either as an intermediate Schirmungswand or shielding wall, which can be added to the first or the second Schirmungswand).
  • This second Schirmungswand 27 is also a one-piece part of the overall reflector assembly 15, ie the overall reflector 16.
  • FIG. 3 now shows a rear view of the antenna or mobile radio antenna 1 shown in FIGS. 1 to 2b, with the shielding cover 31 attached or the shielding plate 31 attached.
  • each of the two shielding covering or sheet arrangements 31a, 31b visible in the rear view according to FIG. 3 is not in one piece, but preferably in two parts, as can also be seen from the cross-sectional illustration according to FIG.
  • the respective two Schirmungswand sections 31 'a and 31 "a and 31'b and 31" b each have an overlapping Schirmungswand contact region 35, which are plane-parallel to each other, with the interposition of an insulating the two Schirmungswand sections insulating layer 36, for example in the form of a film or plastic film.
  • a capacitive contacting between the two Schirmungswand sections is ensured (Figure 5).
  • the shielding wall sections 31 'a and 31 "a or 31'b and 31" b are formed in their overlapping region 35 in a section 131 which is recessed in the direction of the plane of the reflectors 10, in this region in each case or holding clips 37 or similar holding means 37 can be used, which are inserted with its holding portion with two spreading support legs 37a through corresponding holes 39a, 39b in the respective portion of the Schirmungswand- sections and held at the edge of the holes therein partially engaging.
  • the holes 39a, 39b come to lie at least partially in an overlapping position. They can also be designed as elongated holes, which preferably extend in the transverse direction Q.
  • This recessed formation of the overlapping sections of the two shielding sheet areas also ensures that the top side 40 'of the connection connection discussed in more detail below. or holding clips 37 do not project beyond the upper side FL of the other sections of the shielding plates 31.
  • an arm or knob area 40 covering the two at least partially overlapping bores 39a, 39b is provided, which, with its comparatively narrow armature section 41, forms the corresponding bores 39 which are generally congruent to one another protrudes through in the two contact sheet sections and keeps the two parts biased towards each other.
  • the anchor portion 41 Since the anchor portion 41 has a significantly smaller diameter than the bore 39 penetrated by it, in each case the two Schirmungswand sections 31'a and 31'b or 31 "a and 31" b corresponding to the aforementioned transverse direction Q by a corresponding amount relative shifted to each other, so the Schirmungsblech be set wider overall or to a certain extent narrower.
  • the shielding plate has corresponding shielding plate contact sections 45 at the respective longitudinal edge 43, apart from a leading-in leg in the insertion direction, ie leading to the free end of the shielding plate contact sections 45 46 parallel to the adjacent contact or anchoring portion 122, 22b on the housing wall, in concrete on the component and / or reflector housing 16 extends, and thus parallel to the mentioned contact or anchoring housing portion 122, 22b is formed.
  • the contact sections 45 these are also referred to below as contact or anchoring lid sections 45.
  • At least one of the corresponding contact or contact surfaces is covered or glued over with an insulating layer or film 47 or such insulating film 47 is at least interposed, so that here between the Schirmungsblech on the one hand and the reflector or the reflector housing on the other hand causes a capacitive coupling and a galvanic contact is avoided.
  • holding elements 51 (made of nonconductive material such as in particular plastic) spaced apart from one another in the longitudinal direction L are preferably inserted with their anchoring section 51a through corresponding bores 53, as can be seen in the enlarged cross-sectional view according to FIG ,
  • the corresponding holding section 51a has corresponding projections 51b and 51c, so that the holding section 51a can be obliquely inserted obliquely into the corresponding bores 53 in the reflector housing sections and then pressed in such that the opposing projections 51b and 51c form the corresponding bore 53 is behind.
  • holding elements 51 is an L-shaped projecting in the direction of the Schirmungswand 31 and the contact or anchoring portion 45 under cross web 57, with a pointing to the contact surfaces clamping arm or clip 58. This allows the corresponding contact or contact section of Schirmungsbleches from above in the mounting or insertion E according to the arrow in Figure 6 is inserted parallel to the contact or anchoring housing portion 122 on the reflector housing 16, and somewhat against the force of the biased held clamping arm 58.
  • This clamping arm 58 then pushes the corresponding contact or anchoring cover portion 45 of the Schirmungsabdeckung 31 of Schirmungsblechs 31 in full parallel position to the corresponding contact or anchoring housing portion 122, 22b on the component or reflector housing 16, wherein in Figure 6, the insulating intermediate layer 47 is shown with here to effect the capacitive coupling. This ensures high-frequency-tight shielding of the housing interior 29.
  • the shielding plate can be adjusted exactly to the desired transverse dimension between the corresponding contact surfaces on the reflector housing and compensate for tolerance errors.
  • the bore 67 with such a large diameter in relation to the outside diameter of the pin or projection 69b is designed such that the two parts or halves of the shielding plate also compensate for the actual opening width of the opening area 30 of tolerance errors can be moved slightly in the transverse direction.
  • the opening 67 may also be formed as a slot in the transverse direction Q extent, so that a displacement of the Schirmungsbleches in the longitudinal direction L is simultaneously prevented.
  • a shielding frame 71 is finally placed, whose peripheral flange 71a is dimensioned so wide that it shields the reflector housing interior 29 high-frequency-tight to the outside despite existing capacitive coupling to the underlying end portion of the respective Schirmungsblechs.
  • an insulating spacer 73 is attached or provided on the shielding frame 71 circumferentially on its underside in order to ensure the capacitive coupling between the shielding frame 61 and the parallel ends of the shielding walls.
  • an air gap 75 is formed between the, the free edge 71b of the peripheral flange 71a closer to the underlying material portion of the congruent Schirmungsbleches 31 to cause a capacitive coupling while avoiding a galvanic contact.
  • the width or length of the circumferential flange 71a is kept so small in relation to the distance A between the peripheral flange 71a of the Schirmungsrahmens 71 and the underlying Schirmungsblech 31 that high-frequency radiation in the interior 29 neither enter nor from there to au - z out can escape.
  • the angle should here be deliberately less than 90 ° so that the two capacitive coupling between the shielding plate and the reflector housing causing contact sections in mounting direction E or in the direction of the central axis Z do not build on each other and contribute to an increase of the entire mounting space.
  • An embodiment according to FIG. 10 also has the advantage that the shielding sheet to be attached can center itself by a quasi trapezoidal design.
  • Shield 31 preferably serves as a dielectric in the form of an insulating solid body (or in the form of air) as electrical insulation.
  • the resulting gap between the interface and the shield plate can be constructed insulated with these two parts.
  • cover the corresponding frame in the region of the interface and the illustrated connector (in the embodiment shown in the central region on the back of the antenna, which region can also be provided at any other location of the antenna) is also possible to cover the corresponding frame by means of covering the reflector and Shielding plate so that a sufficient and optimal RF shielding is achieved in any case.
  • the advantage can be realized that the illustrated shielding on the reflector can be assembled or disassembled tool-free with the smallest possible space requirement.
  • the shielding cover or the shielding plate 31 may, however, also be formed as part of a complex structure, for example a housing for receiving further electrical HF components.
  • the shielding sheet to be used in the opening region can for example also be part of a radios or remote radio heads to be set up or, in general, part of other RF electronics assemblies.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Aerials With Secondary Devices (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

L'invention concerne un boîtier présentant un meilleur blindage capacitif, en particulier un boîtier de composant à blindage capacitif destiné à une antenne de radiotéléphonie mobile. L'invention possède entre autres les caractéristiques suivantes. Il est prévu un boîtier de réflecteur et/ou de composant (16) électriquement conducteur. Le boîtier de réflecteur et/ou de composant (16) comporte une zone d'ouverture (30) qui est blindée vis-à-vis des rayonnements HF par un écran de blindage ou une tôle de blindage (31). Les parties de couvercle de contact ou d'ancrage (45) de l'écran de blindage ou de la tôle de blindage (31) sont disposées de façon directement adjacentes et dans une position parallèle par rapport aux parties de boîtier de contact ou d'ancrage (122) sur le boîtier de réflecteur et/ou de composant (16) avec interposition d'une couche isolante (47). Les parties de boîtier de contact ou d'ancrage (122) planes et les parties de couvercle de contact ou d'ancrage (45) planes sont orientées de façon parallèle ou inclinées par rapport à une direction d'insertion ou de montage (E) et/ou un axe central (Z) qui s'étend à travers le boîtier de réflecteur et/ou de composant (16), c'est à dire selon un angle α avec la condition suivante : 0° < α < 90°.
EP15738841.4A 2014-07-31 2015-07-16 Boîtier à blindage capacitif, en particulier boîtier de composant à blindage capacitif pour dispositif de type antenne Active EP3175510B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014011514.3A DE102014011514A1 (de) 2014-07-31 2014-07-31 Kapazitiv geschmiertes Gehäuse, insbesondere kapazitiv geschmiertes Komponenten-Gehäuse für eine Antenneneinrichtung
PCT/EP2015/001465 WO2016015835A1 (fr) 2014-07-31 2015-07-16 Boîtier à blindage capacitif, en particulier boîtier de composant à blindage capacitif pour dispositif de type antenne

Publications (2)

Publication Number Publication Date
EP3175510A1 true EP3175510A1 (fr) 2017-06-07
EP3175510B1 EP3175510B1 (fr) 2019-12-18

Family

ID=53673890

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15738841.4A Active EP3175510B1 (fr) 2014-07-31 2015-07-16 Boîtier à blindage capacitif, en particulier boîtier de composant à blindage capacitif pour dispositif de type antenne

Country Status (5)

Country Link
US (1) US10008768B2 (fr)
EP (1) EP3175510B1 (fr)
CN (1) CN106537686B (fr)
DE (1) DE102014011514A1 (fr)
WO (1) WO2016015835A1 (fr)

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CN103117457A (zh) * 2013-02-18 2013-05-22 江苏华灿电讯股份有限公司 一种改善互调参数的基站天线结构
DE102013007838B3 (de) * 2013-05-07 2014-07-24 Kathrein-Werke Kg Hochfrequenzdichtes Gehäuse, insbesondere hochfrequenzdichte Antennendose
DE202013010641U1 (de) * 2013-11-26 2014-11-28 HKR Seuffer Automotive GmbH & Co. KG Deckelelement und Gehäusevorrichtung zur Verwendung des Deckelelements

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CN106537686A (zh) 2017-03-22
US20170222313A1 (en) 2017-08-03
DE102014011514A1 (de) 2016-02-04
EP3175510B1 (fr) 2019-12-18
CN106537686B (zh) 2019-08-27
WO2016015835A1 (fr) 2016-02-04
DE102014011514A8 (de) 2017-10-05

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