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WO2006108608A1 - Systeme d'antenne de toit de conception simple et economique - Google Patents

Systeme d'antenne de toit de conception simple et economique Download PDF

Info

Publication number
WO2006108608A1
WO2006108608A1 PCT/EP2006/003319 EP2006003319W WO2006108608A1 WO 2006108608 A1 WO2006108608 A1 WO 2006108608A1 EP 2006003319 W EP2006003319 W EP 2006003319W WO 2006108608 A1 WO2006108608 A1 WO 2006108608A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
circuit board
roof
printed circuit
roof antenna
Prior art date
Application number
PCT/EP2006/003319
Other languages
German (de)
English (en)
Inventor
Günther Blickle
Original Assignee
Hirschmann Car Communication Gmbh
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 Car Communication Gmbh filed Critical Hirschmann Car Communication Gmbh
Priority to DE112006000067T priority Critical patent/DE112006000067A5/de
Publication of WO2006108608A1 publication Critical patent/WO2006108608A1/fr

Links

Classifications

    • 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
    • H01Q1/3275—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted on a horizontal surface of the vehicle, e.g. on roof, hood, trunk
    • 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
    • H01Q1/1207—Supports; Mounting means for fastening a rigid aerial element
    • H01Q1/1214—Supports; Mounting means for fastening a rigid aerial element through a wall

Definitions

  • the invention relates to a roof antenna of a vehicle with an antenna hood, which forms an interior for receiving at least one antenna element, according to the features of the preamble of claim 1.
  • a bottom plate which is usually made of metallic material (eg., Zinc die casting alloy, also possible, for example, conductive or metallically coated plastic on the surface or partially coated with plastic sheet metal part) printed circuit boards are attached (usually by screwing or embossing the same on or on correspondingly shaped elements of the bottom plate).
  • the electronic components are arranged or attached (eg resistors, capacitors, ICs, GPS and SDARS patches, cables, antenna structures, contact spring to the antenna rod, etc.) and by means of the conductors on the circuit board in a meaningful way to each other electronically connected to allow the electronic functions of the antenna.
  • the printed circuit boards are also electrically conductively connected to the base plate, usually via mechanical screw connection or stamping contact points.
  • the bottom plate with the mounted thereon biektronik components is to protect the discs against mechanical or ESD damage, furthermore also against environmental Infouvre (moisture, corrosive media, UV radiation, etc.), but also to achieve a desired outer shape and appearance, mounted a hood.
  • the hood is usually firmly connected by means of several screws with the bottom plate and by means of appropriate structural design of hood and bottom plate for the use of a sealing element (eg O-ring), the resulting between the hood and bottom plate electronics compartment against the ingress of dust, moisture, etc. sealed become.
  • a sealing element eg O-ring
  • a conductive connection element for the rod formed with eg threaded bush made of metallic material.
  • the attachment of the roof antenna on the motor vehicle is usually carried out by elements which are integrally formed on or connected to the bottom plate.
  • Usual is the Anformung a threaded pin on the underside of the bottom plate, which is inserted through a correspondingly shaped hole in the vehicle body through and is screwed from the other side with a nut.
  • threaded pin and hole are often designed so that the mounting of the roof antenna only in the correct orientation to the vehicle is possible (position coding, for example, by square approach to the bottom plate with one-sided "nose” u and this matching Korosserieloch).
  • the bottom plate while screwing can be connected at the same time electrically conductive to the body panel.
  • a sealing pad is present (separate part or on the bottom plate molded elastomer), which usually has an annular sealing geometry around the body hole around and extending around the outer contour of the roof antenna around sealing lip.
  • the sealing geometry running around the body hole is pretensioned as far as possible between the base plate and the body panel when the base plate is tightened, so that penetration of liquid into the interior of the body is precluded.
  • the base plate can also be equipped with elements for the Vorverrastung the roof antenna when inserting into the roof hole (eg, locking elements with snap hooks made of plastic).
  • plugs For connection to the vehicle-side cables and plugs can be passed through the Bodenpiatte the roof antenna (or through the threaded pin of the bottom plate through) cable inside the roof antenna and soldered there on the circuit boards. At the outer ends of the cable matching the vehicle-side connectors mating connector are attached.
  • Embodiments are also known in which the geometries of the plug housings are formed on a die-cast base plate, the usual plug inserts (inner conductor pin or socket, insulating parts, etc.) are then installed in these plug housing geometries and, where necessary, soldered to the overlying printed circuit boards or otherwise contacted.
  • At least one printed circuit board is arranged in the interior space below the antenna hood, the antenna element being connected to the printed circuit board and the printed circuit board being fastened to the antenna hood.
  • the at least one antenna element that is to say antenna elements for transmitting and / or receiving high-frequency signals, can be fastened quickly and easily to the antenna hood which, after the arrangement of the printed circuit board with the antenna elements, forms the finished roof antenna which is mounted on the support surface of the vehicle - A -
  • the circuit board for receiving the antenna elements also takes on other functions.
  • These further functions can be, for example: antenna structures, conductive surfaces for the purpose of shielding, conductive structures for the purpose of signal transmission, components of a connector or the like.
  • the printed circuit board may be designed to fix antenna elements in their position within the interior space, below the antenna hood, so that, for example, antenna elements arranged vertically, in parallel or otherwise, e.g. can be soldered to the circuit board. Other mounting options are conceivable.
  • a roof antenna 1 which has an interior forming an antenna hood 2.
  • a receiving opening 3 is provided with a thread into which an antenna rod (antenna element), not shown, can be screwed.
  • the roof antenna 1 can not only have antenna elements within the antenna hood 2, but also antenna elements outside the antenna hood 2 can be present.
  • the roof antenna 1 is in a conventional manner on a bearing surface 4 of a vehicle not shown here, such as. B. a roof of the vehicle mounted. But other bearing surfaces of the vehicle are conceivable.
  • the support 4 has an opening 5, by a pin 6 of the antenna cover 2 is feasible, being fixed via the pin 6 by means of suitable fasteners, the roof antenna 1 on the support surface 4 sealing and immovable.
  • a circuit board 7 at the Antenna cap 2 is arranged, wherein the circuit board 7 by way of example at least one antenna element 8 (eg a GPS module) carries.
  • the antenna cover 2 has guide elements 9 and latching elements 10, mitteis which the printed circuit board 7 is guided on the antenna cover 2 during its assembly and then fixed.
  • a sealing lip 11 is provided on the front side circumferentially on the lower bearing surface of the antenna hood 2.
  • FIG 2 shows the fully assembled roof antenna 1 with pointing in the direction of the support surface 4 guide elements 9, locking elements 10, the pin 6, the sealing lip 11 and arranged on the circuit board 7 connectors 12 for contacting the antenna radiator of the roof antenna 1 with the downstream electronic units.
  • These units may be, for example, antenna amplifiers, radio receivers, TV tuners, navigation devices or devices for delivering high-frequency signals (for example for emergency call deposition).
  • FIG 3 shows the roof antenna 1 after placement on the support surface 4, but even before their installation.
  • FIG. 4 shows, in section, the roof antenna 1 placed on the support surface 4, in which it is shown that mating connectors with attached cables 14 are plugged onto the plug connectors 12 of the roof antenna 1.
  • a fastening element 15 is screwed onto the pin 6 (provided with a thread) and thus used the entire roof antenna 1 in the direction of the surface of the support surface 4, wherein the sealing lip 11 conforms to the support surface 4 and thereby an optimal sealing effect is achieved.
  • FIG. 5 shows the roof antenna 1 mounted on the support surface 4 with the fastening nut 15 screwed on and the mating plug connectors 13 plugged in with their cables 14 connected.
  • FIG. 6 shows the printed circuit board 7 before it is fastened to the antenna hood 2. It can be seen that the antenna hood 2 has guide elements lying opposite one another
  • the latching elements 10 are in particular formed in two stages, so that via the first stage, the circuit board 7 is prefixed to the antenna cover, when the locking elements 10 are performed by the corresponding openings 16 in the circuit board 7.
  • the guide elements 9 guide pin
  • the guide elements 9 are guided by corresponding openings 16 in the circuit board 7, so that the circuit board 7 comes in the correct position on the antenna cover 2 to the plant. If the printed circuit board 7 is pressed further in the direction of the antenna hood 2, the printed circuit board 7 comes into contact with a shoulder, around the guide elements 9 around and the second stage of the locking elements 10 engages.
  • the circuit board 7 is fixed immovably and captive on the antenna cover 2.
  • For the purpose of electrical contacting takes place before screwing the fastening nut 15 on the pin 6 is still a mounting of a toothed ring 17, the particular ground contact surfaces of the printed circuit board 7 with the support surface 4 electrically.
  • FIG. 7 once again shows the individual elements to be brought into contact with one another when the roof antenna 1 is mounted on the support surface 4.
  • FIGS 8 to 14 show an alternative embodiment of the invention, wherein like elements are provided with the same reference numerals.
  • the circuit board 7 is not fixed by means of locking elements on the antenna cover and the roof antenna 1 is not by means of a central threaded pin on the Support surface 4 attached.
  • These screw elements 18 are on the one hand engageable with the antenna cover 2 in operative connection and on the other hand they serve by means of attached fastening nuts 19 for fixing the antenna cover 2 on the support surface. 4
  • FIG. 9 shows the bearing surface 4 with openings 20 for the screw elements 18 (and possibly the fastening nuts 19), as well as with an opening 21 for the connector 12 arranged underneath the printed circuit board 7.
  • the larger diameter of the openings 20 is chosen such that the fastening nuts 19 can pass through this larger area of the opening 20.
  • the roof antenna 1 is slightly displaced so that the position of the screw elements 18 / fastening nuts 19 shown in FIG. 9 is reached. If the fastening nuts 19 are tightened in this position, the roof antenna 1 is sealed and fixed immovably on the support surface 4. This situation is shown in FIG.
  • FIG. 11 the connectors 12 are provided with their mating connectors 13 (and cables, not shown here).
  • the plugged mating connectors 13 with cables 14 are shown in FIG.
  • the three mating connectors 13 shown in FIG. 12 may be designed individually or in groups or as a whole, wherein more than three mating connectors or less than three mating connectors may also be used.
  • the number of connectors 12 and the associated mating connector 13 is usually based on the number of antenna elements of the roof antenna. 1
  • FIG. 13 shows the elements of the roof antenna 1 prior to their assembly and prior to assembly of the roof antenna 1 on the support surface 4
  • Antenna cover 2 according to the number of screw elements i ⁇ downwardly facing pins 22, which are already molded with production of the antenna cover 2, for example in a plastic injection molding process, with.
  • These pins 22 extend through openings 23 in the circuit board 7, wherein they have a shoulder on which the circuit board 7 comes to rest.
  • the screw 18 are introduced with an external thread 1 in an opening of the pin 22, for example, caulked or screwed.
  • the screw 18 itself has between the threaded portion 18.1 and the opposite screw threaded portion 18.2 a circumferential collar, which serves as a spacer element.
  • the mounting nut 19 (in particular designed as self-locking fastening ungsmutte) are screwed.
  • the roof antenna according to the two exemplary embodiments is distinguished by the following design features and also by the assembly methods described below:
  • the mounting of the circuit board in the hood advantageously by means of clipping (or by screwing or by means of other suitable fastening methods). If standing printed circuit boards are necessary, these are previously connected to the base board (e.g., by mating and / or soldering). At the bottom of the base board, the plugs are soldered for the connection of the vehicle-side connector. Corresponding to the plug positioning on the underside of the printed circuit board, holes are present in the body panel so that the connectors protrude into the interior of the body when the roof antenna is mounted and the vehicle-side connectors can be plugged from below.
  • an element or more elements are integrated, which lock in openings in the body when the roof antenna is placed from above by hand on the body, so that the roof antenna in a subsequent fastening operation (usually screwing) not accidentally back out of their is moved to the intended position on the body.
  • These Vorverrastungs elements can be separate elements (latching hook, Rastdorne etc.) or can with the o.g. Fixing elements form a functional unit.
  • the Vorverrastung can be done solely by vertical, downwardly moving the roof antenna relative to the body or, for example. also by a combination of vertical and subsequent horizontal movement.
  • An encircling sealing body which prevents the ingress of moisture and dirt into the interior of the antenna, is attached to the antenna hood in the area of the lower outer edge.
  • This seal may be integral with the bonnet material (e.g., 2K injection molding) or may be made as a separate part.
  • the connecting part is advantageously premounted on the roof antenna unit (eg, soldered to the printed circuit board, plugged or fastened in another suitable way).
  • the ground contact can also be made in functional unit via one or more fasteners of the hood, provided that these elements are made of conductive material.
  • the base PCB can, if necessary, be protected on its underside eg with an adhesive foil or a simple cover, which can be snapped onto the circuit board or the hood, for example.
  • the radiation protection for the interior of the body with active antennas takes over the body (the holes for the connector bushing etc. are to run this as small as possible) or too large openings in the body a shielding coating of the circuit board or the above cover.

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)

Abstract

L'invention concerne une antenne de toit (1) destinée à un véhicule. Cette antenne de toit (1) comprend un capot d'antenne (2) qui forme un espace intérieur dans lequel peut être logé au moins un élément d'antenne (8), elle est placée sur une surface d'appui (4) du véhicule de façon étanche grâce à une lèvre d'étanchéité (11) et elle peut être fixée de façon inamovible sur la surface d'appui (4) au moyen d'au moins un élément de fixation pouvant être introduit par une ouverture ménagée dans ladite surface. L'invention se caractérise en ce qu'au moins une carte de circuits imprimés (7) est disposée dans l'espace intérieur, l'élément d'antenne (8) étant relié à cette carte de circuits imprimés (7), et ladite carte de circuits imprimés (7) est fixée au capot d'antenne (2).
PCT/EP2006/003319 2005-04-12 2006-04-11 Systeme d'antenne de toit de conception simple et economique WO2006108608A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112006000067T DE112006000067A5 (de) 2005-04-12 2006-04-11 Dachantenne in einfacher und kostengünstiger Bauweise

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005016623.7 2005-04-12
DE102005016623 2005-04-12

Publications (1)

Publication Number Publication Date
WO2006108608A1 true WO2006108608A1 (fr) 2006-10-19

Family

ID=36600182

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/003319 WO2006108608A1 (fr) 2005-04-12 2006-04-11 Systeme d'antenne de toit de conception simple et economique

Country Status (2)

Country Link
DE (1) DE112006000067A5 (fr)
WO (1) WO2006108608A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009043552A1 (fr) * 2007-09-27 2009-04-09 Hirschmann Car Communication Gmbh Antenne de toit conçue pour le montage sur un toit d'un véhicule
WO2012136306A1 (fr) * 2011-04-07 2012-10-11 Kathrein-Werke Kg Antenne de toit, en particulier antenne de toit pour véhicule automobile avec dispositif correspondant de connexion enfichable
DE102012006360A1 (de) 2012-03-29 2013-10-02 Blaupunkt Antenna Systems Gmbh & Co. Kg Antennenmodul für Kraftfahrzeuge
GB2531132A (en) * 2014-08-20 2016-04-13 Jaguar Land Rover Ltd Vehicle antenna
FR3097379A1 (fr) * 2019-06-13 2020-12-18 Psa Automobiles Sa Système d’antennes pour véhicule
WO2021089223A1 (fr) * 2019-11-04 2021-05-14 Audi Ag Système d'antenne

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10107542A (ja) * 1996-09-27 1998-04-24 Yokowo Co Ltd アンテナ装置
JP2002171124A (ja) * 2000-11-30 2002-06-14 Yokowo Co Ltd アンテナ装置
DE10210593A1 (de) * 2002-03-11 2003-09-25 Sihn Jr Kg Wilhelm Befestigungseinrichtung für eine Fahrzeugantenne
US20040017314A1 (en) * 2002-07-29 2004-01-29 Andrew Corporation Dual band directional antenna
JP2004228909A (ja) * 2003-01-22 2004-08-12 Kojima Press Co Ltd 車両用ルーフアンテナ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10107542A (ja) * 1996-09-27 1998-04-24 Yokowo Co Ltd アンテナ装置
JP2002171124A (ja) * 2000-11-30 2002-06-14 Yokowo Co Ltd アンテナ装置
DE10210593A1 (de) * 2002-03-11 2003-09-25 Sihn Jr Kg Wilhelm Befestigungseinrichtung für eine Fahrzeugantenne
US20040017314A1 (en) * 2002-07-29 2004-01-29 Andrew Corporation Dual band directional antenna
JP2004228909A (ja) * 2003-01-22 2004-08-12 Kojima Press Co Ltd 車両用ルーフアンテナ

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 09 31 July 1998 (1998-07-31) *
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 10 10 October 2002 (2002-10-10) *
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 12 5 December 2003 (2003-12-05) *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009043552A1 (fr) * 2007-09-27 2009-04-09 Hirschmann Car Communication Gmbh Antenne de toit conçue pour le montage sur un toit d'un véhicule
WO2012136306A1 (fr) * 2011-04-07 2012-10-11 Kathrein-Werke Kg Antenne de toit, en particulier antenne de toit pour véhicule automobile avec dispositif correspondant de connexion enfichable
US9270018B2 (en) 2011-04-07 2016-02-23 Kathrein-Werke Kg Rooftop antenna, in particular motor vehicle rooftop antenna with associated plug-type connection device
DE102012006360A1 (de) 2012-03-29 2013-10-02 Blaupunkt Antenna Systems Gmbh & Co. Kg Antennenmodul für Kraftfahrzeuge
DE102012006360B4 (de) 2012-03-29 2022-06-23 Blaupunkt Antenna Systems Gmbh & Co. Kg Antennenmodul für Kraftfahrzeuge
GB2531132A (en) * 2014-08-20 2016-04-13 Jaguar Land Rover Ltd Vehicle antenna
GB2531132B (en) * 2014-08-20 2018-08-01 Jaguar Land Rover Ltd Vehicle antenna
US10199721B2 (en) 2014-08-20 2019-02-05 Jaguar Land Rover Limited Vehicle antenna
FR3097379A1 (fr) * 2019-06-13 2020-12-18 Psa Automobiles Sa Système d’antennes pour véhicule
WO2021089223A1 (fr) * 2019-11-04 2021-05-14 Audi Ag Système d'antenne
US12132252B2 (en) 2019-11-04 2024-10-29 Audi Ag Antenna system

Also Published As

Publication number Publication date
DE112006000067A5 (de) 2007-08-23

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