EP0584154A1 - Ensemble antenne - Google Patents

Ensemble antenne

Info

Publication number
EP0584154A1
EP0584154A1 EP19920910096 EP92910096A EP0584154A1 EP 0584154 A1 EP0584154 A1 EP 0584154A1 EP 19920910096 EP19920910096 EP 19920910096 EP 92910096 A EP92910096 A EP 92910096A EP 0584154 A1 EP0584154 A1 EP 0584154A1
Authority
EP
European Patent Office
Prior art keywords
antenna arrangement
antenna
arrangement according
electrically conductive
components
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.)
Withdrawn
Application number
EP19920910096
Other languages
German (de)
English (en)
Inventor
Dieter Schenkyr
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.)
Hirschmann Electronics GmbH and Co KG
Original Assignee
Hirschmann Electronics GmbH and Co 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 Hirschmann Electronics GmbH and Co KG filed Critical Hirschmann Electronics GmbH and Co KG
Publication of EP0584154A1 publication Critical patent/EP0584154A1/fr
Withdrawn legal-status Critical Current

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3283—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle side-mounted antennas, e.g. bumper-mounted, door-mounted

Definitions

  • the invention relates to an antenna arrangement, in particular for use in motor vehicle parts, with at least two antenna components, which are integrated in a component consisting of an electrically non-conductive material.
  • An antenna arrangement of this type is known for example from DE-38 02 30 AI and DE 38 02 131 AI, which go back to the same applicant.
  • Individual components of this antenna system are injected or cast in the form of individual metal parts in a plastic bumper.
  • the individual antenna components had to be electrically connected beforehand by soldering, crimping or plugging together before they were poured or injected into the vehicle part.
  • This work, as well as the preparation for the spraying process itself represent a considerable manufacturing effort and increase the production and assembly times during the manufacturing process of the bumper considerably.
  • An antenna is known from DE 34 06 684 AI and EP 0 274 592 AI, which does not consist of several antenna components.
  • the invention is therefore based on the object of providing an antenna arrangement of the type mentioned at the outset which can be produced with little production and assembly expenditure and which ensures high reliability during vehicle operation.
  • this object is achieved according to the invention in that several individual components of the antenna arrangement consist in one piece of an electrically conductive structure.
  • the individual components such as individual probes, electrical connections, circuit elements etc., are preferably formed from electrically conductive wires or punched out or cut out of an electrically conductive film, so that the antenna arrangement as a whole or parts thereof as a continuously electrically conductive structure in the desired manner.
  • connection elements such as plugs, solder or crimp connections
  • plugs solder or crimp connections
  • crimp connections can then be dispensed with, so that not only is the outlay in terms of manufacture and assembly low, but also the risk that connections will occur during the lifetime of the Break the antenna arrangement or become unreliable, which is particularly important in the case of antenna arrangements integrated in vehicle components, because repairs and reworking are not possible, or only possible at great expense, when the vehicle component is finished with the integrated antenna arrangement.
  • the wires are preferably simple thin copper wires or strands with or without insulation.
  • the electrically conductive film is a copper and / or aluminum film.
  • An embodiment of the invention is particularly advantageous in which the electrically conductive structure is enclosed by one or more non-conductive foils, preferably a plastic foil. This means that individual components of the antenna arrangement, which are produced in one piece from the electrically conductive film and / or electrically conductive wires, are placed between plastic films and then welded.
  • a plastic film that is placed in a thermoforming process over the entire antenna structure and completely covers and encloses it is particularly advantageous and inexpensive when the antenna structure is constructed from thin conductor wires.
  • the antenna arrangement has coils or inductances, these are formed according to a further embodiment of the invention by meandering conductor tracks or lead wires.
  • the roof capacities of the antenna probes which are formed from surfaces when conductive foils are used. can be simulated with spiral wire rolled up in one plane.
  • This fixation of the entire antenna structure in two dimensions is particularly advantageous and inexpensive for the integration of the antenna into a non-conductive component of the vehicle body, for example the bumper.
  • a prefabricated antenna structure that has been tested for its function can be moved into the corresponding body part in a few simple steps
  • Another advantage is that the entire antenna structure can be manufactured, checked and stacked and transported as a flat, flat structure on an even surface, which is an important cost aspect because of the minimized transport volume. Because of the flexibility of the arrangement, with a corresponding topological configuration, it is possible to adapt even to complicated, curved surfaces and to planes with any cutting angles.
  • the antenna structure for high-precision adaptations, it is also possible and advantageous to preform the antenna structure according to the contour of the part receiving it, for example the contour of bumpers or other body parts.
  • antenna components for example amplifier components, which are not formed in the electrically conductive film, are arranged as discrete components on a circuit board which only needs to be a few square centimeters in size.
  • the circuit board is preferably enclosed with non-conductive foils together with the antenna components, that is to say the correspondingly designed electrically conductive structure.
  • the antenna arrangement is also particularly advantageous to preform the antenna arrangement according to the contour of the part receiving it, for example the contour of bumpers or other body parts. It is also possible to manufacture the overall structure of the board arrangement on a flat surface, since, due to the flexibility of the arrangement with an appropriate topological design, it is possible to adapt even to complicated, curved surfaces and to planes with any cutting angle.
  • the antenna arrangement consists of multilayer, electrically conductive and non-conductive foils.
  • wave resistance-correct line sections can be realized in a simple manner, which are required in certain antenna systems, as will be explained below.
  • the discrete active and / or passive electrical components such as can be arranged in or on a circuit board, are preferably manufactured using miniature circuit technology, thick-film technology and / or line technology. It is also advantageous to weld these components, in particular the active components, into the shielding housing, either as individual components or in the form of a shielding housing that encompasses the entire circuit board.
  • antenna components not designed in line technology, with amplifier components, for example, are arranged as discrete components on a circuit board which only needs to be a few square centimeters in size.
  • the active components are preferably made using miniature circuit technology and are embedded or welded together with the antenna components in non-conductive foils.
  • a very important aspect today is the recyclability of motor vehicle parts. This applies in particular to plastic bumpers.
  • the embodiment of the integrated antenna according to the invention can be separated from the other components of the bumper particularly easily.
  • the antenna structure in and / or on a foam core, for example when the antenna structure is integrated in a plastic bumper.
  • the antenna combination according to the invention can be used with particular advantage in antenna systems as described in the unpublished DE 40 03 385 AI by the same applicant.
  • at least two individual antennas or probes are provided, which are interconnected in the correct phase via a lambda / 2 long line and are thus positioned are that they couple to the displacement current of the same resonant circuit of a metallic structure, for example a body part.
  • these antenna probes are equipped with a roof capacitance and an extension coil. Your antenna voltage is tapped against conductive parts of the body or chassis of a motor vehicle.
  • DE 40 03 385 AI With regard to further details of this antenna structure, reference is made to DE 40 03 385 AI.
  • the antenna arrangement has at least two antenna probes, two roof capacitors, two extension antenna coils and a lambda / 2 line, which as a simple two-wire line but using strip technology made of electrically conductive, flexible Foils is constructed and these are enclosed by an electrically non-conductive foil.
  • active components of this antenna system for example an amplifier, in accordance with the circuit board design described above.
  • the antenna probes, conductor tracks, roof capacitors, coils etc. are cut out in one piece from a thin copper or aluminum foil and lie between plastic foils.
  • a particularly advantageous and inexpensive embodiment of the integrated antenna structure is made in its antenna components from one-piece, thin, electrically conductive wires which are encased in a thin plastic film by means of thermoforming. This non-conductive film fixes the antenna components in their shape and in their position relative to one another.
  • the antenna combination according to the invention has the advantage, on account of the flexible structure of the antenna structure, that it can also be installed in possibly very stressed body parts, e.g. B. is possible in bumpers.
  • a bumper antenna manufactured using the measures according to the invention also withstands an impact up to a minimum speed without damage. The antenna can be strongly deformed, but due to the flexible structure it can then relax back into its original shape together with the bumper.
  • Fig. 1 is a schematic representation of an antenna with two probes according to DE 40 03 385 AI and
  • Fig. 2 shows the antenna arrangement according to the invention using the example of the antenna shown schematically in Fig. 1 with two probes, when integrated in a plastic bumper.
  • the antenna design shown schematically in FIG. 1 has two probes 1, 2 with roof capacities 3, 4.
  • the Antenna probes 1 and 2 are designed as strip lines and are connected to one another via a lambda / 2 line 5, which is guided close to the body panel 6, which represents the ground potential.
  • Inductors 7, 8 in the form of coils are located between probes 1 and 2 and lambda / 2 line 5.
  • the antenna signal is amplified in an amplifier 9 and fed via a coaxial cable 10 to a receiving circuit.
  • DE 40 03 385 AI for further details or the mode of operation.
  • FIG. 2 shows the embodiment of the antenna shown schematically in FIG. 1 with two probes in accordance with the features of the present invention, parts which correspond to those of FIG. 1 being provided with the same reference symbols and the For the sake of clarity, not explained again.
  • a foam core 22 is provided, in or on which the antenna, shown schematically in FIG. 1 and having two antenna probes, is accommodated according to the features of the present invention.
  • the roof capacitors 3, 4 of the antenna probes 1, 2 are located to optimize the reception properties at the outer, rounded corners of the bumper 21.
  • the antenna probes 1, 2, consisting of the roof capacitors 3 and 4, the inductors 7, 8, and the lambda / 2 line 5 are punched or cut out of a single electrically conductive foil, for example a thin copper foil, and are embedded in the structure shown between plastic foils before the entire antenna arrangement is placed on the foam core 22 or inserted into the bumper becomes.
  • the same antenna structure can also be used with thin wires. Build up and enclose in a thermoforming process with a plastic film.
  • the entire antenna arrangement Before installation in the bumper, the entire antenna arrangement was thus manufactured in a simple manner, soldering points or electrical connecting elements being largely avoided.
  • the antenna arrangement is therefore very easy to manufacture and also functionally reliable over the entire service life of the motor vehicle even when strong shocks and vibrations occur. Furthermore, the antenna arrangement has been checked for complete function before installation, so that the function of the integrated antenna is reliably guaranteed after the bumper has been completely assembled.
  • the lambda / 2 line 5 runs high-frequency in the vicinity and parallel, for example, to a metal body part, not shown, and forms with it a line with a defined characteristic impedance, preferably in the range between 50 and 150 ohms.
  • an amplifier 9 is accommodated inside the foam core 22, in a small recess, which, as already explained above, can be designed, for example, in the form of a circuit board with small dimensions which the amplifier components can be designed in miniature circuit technology.
  • the connecting lines 23 between the amplifier 9 and the lambda / 2 line 5 or the entire electrically conductive antenna arrangement can be formed in one piece as a strip line with the correspondingly cut-out film for the antenna arrangement or these lines can be like the electrically conductive antenna structure itself, be formed in one piece from thin electrically conductive wires.
  • an antenna probe 24 for long, medium and short wave reception can be used in addition to the already described antenna probes 1, 2 for VHF reception, which are also in the technology according to the invention, optionally together with their connecting line 25 and in one piece can be produced with the other antenna components and is welded together with them in plastic films or can be embedded in a plastic film in a thermoforming process.
  • the antenna arrangement according to the invention can be used not only, as shown, in connection with bumpers, but also with other body parts, such as, for example, plastic fenders, engine hoods or trunk lids.
  • the antenna arrangement can also contain antenna components for further radio services, for transmission and reception purposes at frequencies up to the GHz range, which are also welded into the same non-conductive plastic films in the manner according to the invention or with a thermoforming process into a plastic Foil can be embedded.

Abstract

Un ensemble antenne, utile notamment avec des pièces d'automobiles (21), est composé de deux éléments d'antenne intégrés dans un composant (21) en un matériau non électroconducteur. Afin d'obtenir un ensemble particulièrement simple à fabriquer et ayant un fonctionnement fiable, plusieurs composants individuels (1, 3, 7; 2, 4, 8) sont constitués d'une seule structure électroconductrice. De préférence, cette structure est enrobée d'un film en matière plastique.
EP19920910096 1991-05-17 1992-05-13 Ensemble antenne Withdrawn EP0584154A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4116231 1991-05-17
DE4116231 1991-05-17

Publications (1)

Publication Number Publication Date
EP0584154A1 true EP0584154A1 (fr) 1994-03-02

Family

ID=6431921

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920910096 Withdrawn EP0584154A1 (fr) 1991-05-17 1992-05-13 Ensemble antenne

Country Status (3)

Country Link
EP (1) EP0584154A1 (fr)
DE (1) DE4215659A1 (fr)
WO (1) WO1992021161A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4227208A1 (de) * 1992-08-17 1994-02-24 Hirschmann Richard Gmbh Co Antennenkombination
DE4324480C2 (de) * 1993-07-21 1997-07-17 Hirschmann Richard Gmbh Co Antennenanordnung
DE19636477C2 (de) * 1996-09-07 1999-11-25 Hirschmann Richard Gmbh Co Fahrzeugantenneneinrichtung
JPH1188026A (ja) * 1997-07-14 1999-03-30 Harada Ind Co Ltd 自動車用ｔｖアンテナ装置
DE10060603A1 (de) * 2000-12-05 2002-06-13 Daimler Chrysler Ag Karosserieteil mit integrierter Antenne
JP2002225520A (ja) * 2001-01-30 2002-08-14 Honda Motor Co Ltd 車輪の空気圧検知装置
DE10242522A1 (de) * 2002-09-12 2004-04-08 Daimlerchrysler Ag Integrierte Antennenstrukturen, integrierte elektronische Komponentenstrukturen und Verfahren zu ihrer Herstellung
DE10242526B4 (de) * 2002-09-12 2004-12-09 Daimlerchrysler Ag Fahrzeugteile aus Kunststoff mit integrierten Antennenelementen sowie Verfahren zu deren Herstellung und Verwendung der Fahrzeugteile
DE60304538T2 (de) * 2002-10-16 2007-04-05 Trw Automotive Electronics & Components Gmbh & Co. Kg Belüftungsdüse mit integriertem elektronischen Bauteil
FR2866986B1 (fr) * 2004-02-27 2006-06-16 Michelin Soc Tech Passage de roue comprenant une antenne
DE102004012882A1 (de) * 2004-03-16 2005-10-13 Hirschmann Electronics Gmbh & Co. Kg Räumliche Antennenstruktur in einem Fahrzeugteil integriert
DE102005009443A1 (de) * 2005-03-02 2006-09-07 Hirschmann Electronics Gmbh Folienantenne für ein Fahrzeug
DE102005039586B4 (de) * 2005-08-19 2011-06-22 Daimler AG, 70327 Verfahren zum Aufbringen einer Antennenstruktur auf ein Beplankungsteil einer Fahrzeugkarosserie und eine integrierte Antennenstruktur
FR2915321B1 (fr) * 2007-04-19 2011-02-25 Composants Electr Soc D Antenne multibande comprenant un support dielectrique, un aerien et un circuit electronique portes par le support.
DE102009038151B3 (de) * 2009-08-20 2011-04-07 Continental Automotive Gmbh Multiband-Antennenmodul eines Fahrzeugs
US8896496B2 (en) 2011-10-26 2014-11-25 GM Global Technology Operations LLC Configurable antenna element
DE102014112309A1 (de) * 2014-08-27 2016-03-03 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Tragstrukturteil

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1766537A1 (de) * 1968-06-10 1971-07-29 Walter Hoertling Antenne
US4083050A (en) * 1976-09-01 1978-04-04 The Bendix Corporation Dual band monopole omni antenna
FR2552587B1 (fr) * 1983-09-28 1986-04-18 Dassault Avions Antenne commutable pour les gammes de frequences vhf et uhf
DE3406684A1 (de) * 1984-02-24 1985-09-05 Wilde Membran Impuls Technik GmbH, 5828 Ennepetal Selbstklebender dekorstreifen fuer kraftfahrzeuge
KR900009111B1 (ko) * 1986-11-07 1990-12-22 야기 안테나 가부시기가이샤 필름형 안테나 장치
JPS63196106U (fr) * 1987-01-20 1988-12-16
WO1988009065A1 (fr) * 1987-05-08 1988-11-17 Darrell Coleman Antenne a large gamme de frequences
DE3802131A1 (de) * 1988-01-26 1989-08-03 Hirschmann Radiotechnik Antennensystem fuer den rundfunkempfang in kraftfahrzeugen
DE3802130A1 (de) * 1988-01-26 1989-08-03 Hirschmann Radiotechnik Antennensystem fuer den rundfunkempfang in kraftfahrzeugen
DE8901792U1 (fr) * 1989-02-16 1989-03-30 Blaupunkt-Werke Gmbh, 3200 Hildesheim, De
DE4003385C2 (de) * 1990-02-05 1996-03-28 Hirschmann Richard Gmbh Co Antennenanordnung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9221161A1 *

Also Published As

Publication number Publication date
DE4215659A1 (de) 1992-12-10
WO1992021161A1 (fr) 1992-11-26

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