EP3966890A1 - Fahrzeugscheibe - Google Patents
FahrzeugscheibeInfo
- Publication number
- EP3966890A1 EP3966890A1 EP20719470.5A EP20719470A EP3966890A1 EP 3966890 A1 EP3966890 A1 EP 3966890A1 EP 20719470 A EP20719470 A EP 20719470A EP 3966890 A1 EP3966890 A1 EP 3966890A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- vehicle window
- area
- carrier
- film
- contact area
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
- H01P5/022—Transitions between lines of the same kind and shape, but with different dimensions
- H01P5/028—Transitions between lines of the same kind and shape, but with different dimensions between strip lines
-
- 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
- H01Q1/1271—Supports; Mounting means for mounting on windscreens
-
- 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
-
- 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
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
Definitions
- Vehicles are increasingly being equipped with electrical components.
- Navigation systems can e.g. be a satellite navigation satellite system (GNSS).
- GNSS satellite navigation satellite system
- Systems in operation are, for example, the Global Positioning System (GPS) or the GLObal Navigation Satellite System (GLONASS).
- GPS Global Positioning System
- GLONASS GLObal Navigation Satellite System
- Other navigation systems are e.g. possible on the basis of mobile radio systems.
- Communication systems can e.g. Short-range radio systems for car-to-car or car-to-infrastructure or mobile radio communication systems, e.g. 2nd / 3rd / 4th or 5th generation mobile communication systems.
- Corresponding antennas can be attached to the outside of the vehicle, but such additional devices present a problem in several respects.
- GNSS antennas can be arranged inside the vehicle interior, for example below the dashboard or below the windshield.
- electrically conductive layers such as infrared-reflecting layers or low-E layers can prevent the transmission of electromagnetic radiation through the pane and block the GNSS signal.
- Typical GPS antennas are implemented as plane antennas and typically as patch antennas and are known, for example, from WO 00/22695 A1, DE 202006011919 U1 or DE 202010011837 U1.
- a planar metallic antenna structure is arranged on one side of a printed circuit board or a ceramic carrier.
- a flat base plate is arranged as a ground plane on the opposite side.
- the antenna structure and base plate are connected to an electrical receiving unit via electrical lines. Due to the material thickness of the printed circuit board or the ceramic carrier, the antenna has a certain thickness and is clearly visible and not very aesthetic when it is arranged directly on the windshield.
- a Vivaldi antenna is known which can be attached to a vehicle window.
- a patch antenna that can be attached to a vehicle window is known from WO 2005/091827 A2.
- a crossed dipole antenna arrangement that can be attached to a vehicle window is known from US 2008/029619 A1.
- antennas that are attached to the pane surface have been connected with a coaxial cable.
- a so-called low-profile blanket antenna is known from the Chinese patent application CN 106450690 A1. Although this is broadband, it cannot be integrated into a vehicle window.
- US patent application US 2015/0102 874 A1 discloses an expansion of a flexible circuit board in order to provide better RF decoupling.
- the invention enables an antenna to be integrated into a vehicle window, while devices for signal processing, such as filters / amplifiers, are provided on a rigid support close to the antenna.
- devices for signal processing such as filters / amplifiers
- the transmission can be impedance-adapted to the respective line areas. This means that the signal-to-noise ratio can be largely maintained. That is, the invention allows extensive integration with a cost-effective manufacturing method at the same time.
- the first contact area and the second contact area have three or more electrical contact points.
- Structures can be realized that require a plurality of structured conductor layers.
- a well-shielded, low-attenuation transmission to the contact area can be implemented in a particularly simple manner.
- the carrier has FR4.
- a rigid (partial) arrangement can thus be made available in a particularly simple manner.
- the carrier has at least one via.
- Waveguide structures or stripline structures are provided.
- a vehicle with a glass pane according to the invention in particular a land, sea, air or space vehicle, is provided.
- the glass pane according to the invention is used to receive signals for satellite-based navigation, in particular to receive GNSS signals from Navstar GPS, Galileo, Glonass, Beidou, Navic, QZSS.
- the glass pane according to the invention is used to receive signals from a mobile communication system, in particular a mobile communication system of the 2nd, 3rd, 4th or 5th generation.
- the vehicle window can be a windshield, a rear window, a side window or a roof window.
- Show it: 1 shows a schematic overview with regard to the arrangement of foils, glass layer (s) to illustrate aspects according to the prior art and the invention
- FIG. 3 shows a schematic sectional illustration through embodiments of a carrier according to embodiments of the invention
- FIG. 5 shows a schematic perspective view of contact areas according to embodiments of the invention.
- a vehicle window 1 with a first substrate GS1 and with at least one antenna structure ANT and a connection area AB is provided.
- the antenna structure ANT is arranged on a flexible film F. Furthermore, a first line area GCPW1 is provided on the flexible film F.
- the flexible (dielectric) film F can have at least one material selected from the group consisting of polyimide, polyurethane, polymethylene methacrylic acid, polycarbonate, polyethylene terephthalate, polyvinyl butyral, FR6, acrylonitrile-butadiene-styrene copolymer, polyethylene, polypropylene, polyvinyl chloride, polystyrene, polybutylene terephthalate, polyamide.
- connection area AB is arranged on a carrier T that can be produced separately.
- a second line area GCPW2 is also provided on the carrier T.
- the carrier T can be made of a material corresponding to the film F, or it can also have a different material, such as a rigid plate, for example made of FR4.
- the flexible film F has a first contact area C1 and the carrier T has a second contact area C2 for the mutual connection of the first line area GCPW1 to the second line area GCPW2.
- the flexible film F is guided around one end of the first substrate GS1.
- the invention enables an antenna ANT to be integrated into a vehicle window 1, while devices for signal processing, such as filters / amplifiers, can be provided close to the antenna ANT on a (rigid) carrier T that can be produced separately.
- devices for signal processing such as filters / amplifiers
- the forwarding can take place in an impedance-adjusted manner on the respective line areas GCPW1, GCPW2. This means that the signal-to-noise ratio can be largely maintained. That is, the invention allows extensive integration with a cost-effective manufacturing method at the same time.
- the carrier T is rigid.
- the invention can e.g. use circuit boards.
- electronic components EK can be fitted using conventional technology. This allows such devices to be manufactured inexpensively, which can be arranged close to the antenna ANT, so that the attenuation of the useful signal prior to amplification / filtering is minimal. This allows e.g. cheap amplifiers are used.
- first contact area C1 and the second contact area C2 each have three or more electrical contact points.
- a connection for co-planar waveguides can be made available.
- a connection of a ground potential to the external contact points can be achieved Are made available, while the central contact point provides a connection for the useful signal.
- the first contact area C1 and the second contact area C2 each have five (as shown in FIG. 5) or more electrical contact points.
- a connection of a ground potential can be made available with the outer contact points, while the central contact point provides a connection for the useful signal.
- With a higher number of contact points, e.g. better shielding can be provided in the contact area.
- the film F and the carrier T - as shown in FIG. 6 - are arranged in an essentially overlapping manner in the area of the first contact area C1 and the second contact area C2.
- the overlapping area e.g. Structures can be realized that require a plurality of structured conductor layers.
- a first substrate GS1 of a vehicle window 1 can also be seen in FIG. If the vehicle window 1 is made available as a composite window, e.g. a connecting film VF and a second substrate GS2 can be provided.
- the substrate GS1, GS2 preferably contains glass, particularly preferably flat glass, float glass, quartz glass, borosilicate glass, soda-lime glass or clear plastics, preferably rigid clear plastics, in particular polyethylene, polypropylene, polycarbonate, polymethyl methacrylate, polystyrene, polyamide, polyester, polyvinyl chloride and / or mixtures thereof.
- the film F can have a first electrically conductive layer LS1 and a second electrically conductive layer LS2.
- a barrier layer B for example a (flexible) solder stop layer.
- additional layer (s) ZS can be provided, for example a (glued) cover layer.
- the cover layer can, for example, also consist of a film material.
- the (first and / or the second) electrically conductive layer has a height hi_si, hi_s2 of 10 pm-75 pm.
- FIG. 1 A sectional view through a carrier T is shown in FIG.
- the carrier T can have a third electrically conductive layer LS3 and an (optional) fourth electrically conductive layer LS4.
- a connection area AB and a second lead structure GPCW2 can be made available in these two electrically conductive layers by structuring.
- the carrier T can also be provided with a barrier layer B, e.g. a (flexible) solder stop layer.
- the (third and / or the fourth) electrically conductive layer has a height hi_s3, hi_s4 of 10 pm-75 pm.
- the electrically conductive layers LS1, LS2, LS3, LS4 have silver and / or copper and / or gold and / or aluminum and / or indium and / or graphenes. It should be noted here that the electrically conductive layers LS1, LS2 can have different materials. Prefers however, they have the same materials. That is, the conductor structures can also be adapted to electrical and / or thermal and / or mechanical boundary conditions.
- the carrier T can cover the film F in a partial area or in the full area.
- one or more plated-through holes VIA - as indicated in FIG. 4 - are arranged at least between one of the lateral conductors L1 and the conductor ground potential plane GP which is opposite with respect to the film F.
- the vias VIA can be arranged at a predetermined distance.
- plated-through holes VIA can also be provided in an analogous manner with respect to the second lateral conductor L2 and the opposite ground potential plane GP. The distance can be based on the wavelength of the signals to be conducted.
- the wave impedance of the line area GCPW1, GCPW2 can be adapted by means of such vias VIA.
- the carrier T can be equipped with VIAs that can perform the same function.
- the arrangement has - as indicated in FIG. 1 - a connection area AB for an electromechanical High-frequency connector S on.
- the high-frequency connection element S can have or consist of an SMA socket.
- the SMA socket can e.g. B. have an angle arrangement so that a low overall height is made available in the connection area.
- vehicle windows are equipped as a built-in part / replacement part with an electromechanical high-frequency connecting element S in order to enable quick installation and secure contact.
- the antenna and one or more electronic components can now be brought closer to one another. In this way, the signal-to-noise ratio can be favorably influenced early on.
- a vehicle with a glass pane 1 according to the invention in particular a land, sea, air or space vehicle, is provided.
- the glass pane 1 according to the invention is used to receive signals for satellite-based navigation, in particular to receive GNSS signals from Navstar GPS, Galileo, Glonass, Beidou, Navic, QZSS.
- the glass pane 1 according to the invention is used to receive signals from a mobile communication system, in particular a mobile communication system of the 2nd, 3rd, 4th or 5th generation.
- the amplifier can be arranged close to the antenna.
- the antenna or the antennas can / can between substrates GS1, GS2 of a laminated glass pane 1 be arranged.
- the antenna (s) ANT are arranged on a flexible film F, the antenna ANT can adapt to the curvature of the vehicle window.
- a feed structure for example as a coplanar (grounded) waveguide, GCPW1 can be made available. Since the film F is flexible, the film can, for example, be guided around one end of a substrate GS1.
- the electronics for an amplifier and / or filter can be provided on a carrier T that can be produced separately.
- the carrier T and the film F can be made available as an integrated element - as shown in FIG. 6 - or as shown in FIG. 5 via contact elements.
- the high-frequency part can be implemented without substantial changes in geometry, so that the impedance remains essentially unchanged.
- connection area AB can be designed like a contact area C1 / C2 (for example as shown in FIG. 5).
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Details Of Aerials (AREA)
- Waveguides (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19173249 | 2019-05-08 | ||
| PCT/EP2020/061298 WO2020224973A1 (de) | 2019-05-08 | 2020-04-23 | Fahrzeugscheibe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3966890A1 true EP3966890A1 (de) | 2022-03-16 |
| EP3966890B1 EP3966890B1 (de) | 2023-05-24 |
Family
ID=66476395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20719470.5A Active EP3966890B1 (de) | 2019-05-08 | 2020-04-23 | Fahrzeugscheibe |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US12057624B2 (de) |
| EP (1) | EP3966890B1 (de) |
| JP (1) | JP7383729B2 (de) |
| KR (1) | KR102663936B1 (de) |
| CN (1) | CN112243550B (de) |
| MA (1) | MA55870A (de) |
| PL (1) | PL3966890T3 (de) |
| WO (1) | WO2020224973A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2743023C2 (ru) * | 2017-01-09 | 2021-02-12 | КИЛЛЬ-ФРЕХ, Корнелия | Скребковая система для ленточных транспортеров и способ очистки лент ленточных транспортеров |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250350028A1 (en) * | 2024-05-08 | 2025-11-13 | Harman International Industries, Incorporated | Integrated telematics unit antennas for vehicles |
Family Cites Families (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4302139C1 (de) * | 1993-01-27 | 1994-03-31 | Flachglas Ag | Anschlußelement für eine Fahrzeugglasscheibe mit elektrischer Anordnung |
| US5499444A (en) | 1994-08-02 | 1996-03-19 | Coesen, Inc. | Method of manufacturing a rigid flex printed circuit board |
| FR2784506A1 (fr) | 1998-10-12 | 2000-04-14 | Socapex Amphenol | Antenne a plaque |
| US6100775A (en) * | 1998-10-15 | 2000-08-08 | Raytheon Company | Vertical interconnect circuit for coplanar waveguides |
| JP2003101319A (ja) | 2001-09-26 | 2003-04-04 | Toshiba Corp | 車載アンテナ装置とその高周波伝送線路 |
| JP2003204209A (ja) | 2002-01-07 | 2003-07-18 | Kyocera Corp | 高周波用配線基板 |
| DE20210286U1 (de) | 2002-07-03 | 2002-12-12 | FUBA Automotive GmbH & Co. KG, 31162 Bad Salzdetfurth | Adapter für HF-Anschlüsse |
| JP4076931B2 (ja) | 2003-09-02 | 2008-04-16 | 日本アンテナ株式会社 | アンテナ給電部 |
| US7675471B2 (en) | 2004-03-05 | 2010-03-09 | Delphi Technologies, Inc. | Vehicular glass-mount antenna and system |
| US7119751B2 (en) | 2005-03-11 | 2006-10-10 | Agc Automotive Americas R&D, Inc. | Dual-layer planar antenna |
| US7429961B2 (en) | 2006-01-06 | 2008-09-30 | Gm Global Technology Operations, Inc. | Method for fabricating antenna structures having adjustable radiation characteristics |
| DE202006011919U1 (de) | 2006-08-02 | 2006-10-19 | Fuba Automotive Gmbh & Co. Kg | Streifenleitungsantenne |
| KR20080029054A (ko) | 2006-09-28 | 2008-04-03 | 엘지이노텍 주식회사 | 경성-연성 인쇄회로기판 |
| US7586451B2 (en) | 2006-12-04 | 2009-09-08 | Agc Automotive Americas R&D, Inc. | Beam-tilted cross-dipole dielectric antenna |
| US8022861B2 (en) | 2008-04-04 | 2011-09-20 | Toyota Motor Engineering & Manufacturing North America, Inc. | Dual-band antenna array and RF front-end for mm-wave imager and radar |
| JP2011004355A (ja) | 2009-06-22 | 2011-01-06 | Sumitomo Metal Electronics Devices Inc | コプレーナ線路と同軸線路の接続構造およびそれを備えた高周波用パッケージ |
| US8350638B2 (en) * | 2009-11-20 | 2013-01-08 | General Motors Llc | Connector assembly for providing capacitive coupling between a body and a coplanar waveguide and method of assembling |
| TR201816589T4 (tr) * | 2010-05-19 | 2018-11-21 | Saint Gobain | Yüzey ve hat ışıma biriminden melez yapı vasıtasıyla bant genişliği optimize edilmiş anten. |
| EP2400591A1 (de) | 2010-06-14 | 2011-12-28 | Saint-Gobain Glass France | Antennenaufbau mit verbessertem Signal/Rauschverhältnis |
| DE202010011837U1 (de) | 2010-08-26 | 2011-05-12 | Kathrein-Werke Kg | Keramik-Patch-Antenne sowie auf einer Leiterplatine sitzende Keramik-Patch-Antenne |
| US8576130B2 (en) | 2010-10-22 | 2013-11-05 | Pittsburgh Glass Works, Llc | Wideband antenna |
| EP2649671B2 (de) | 2010-12-09 | 2019-10-16 | AGC Automotive Americas R & D, Inc. | Fensteranordnung mit einer transparenten schicht mit einem steckplatz für ein transparentes antennenelement |
| EP2695233B1 (de) | 2011-04-06 | 2018-10-24 | Saint-Gobain Glass France | Flachleiter-anschlusselement für eine antennenstruktur |
| JP5929314B2 (ja) | 2012-02-29 | 2016-06-01 | ミツミ電機株式会社 | フィルムアンテナ装置 |
| US9257747B2 (en) | 2012-06-30 | 2016-02-09 | Taoglas Group Holdings Limited | Vivaldi-monopole antenna |
| CN203015290U (zh) | 2012-11-19 | 2013-06-19 | 京信通信系统(中国)有限公司 | Pcb软硬结合板 |
| US8947307B2 (en) | 2012-12-21 | 2015-02-03 | Jebsee Electronics Co., Ltd. | Shark fin type car antenna assembly |
| JP6556978B2 (ja) | 2013-03-15 | 2019-08-07 | 小島プレス工業株式会社 | 車両搭載用アンテナ |
| TW201515530A (zh) | 2013-10-11 | 2015-04-16 | Adv Flexible Circuits Co Ltd | 電路板高頻信號連接墊的抗衰減結構 |
| WO2015158361A1 (en) | 2014-04-14 | 2015-10-22 | Shanghai Amphenol Airwave Communication Electronics Co., Ltd. | Windshield antenna |
| JP6270762B2 (ja) | 2015-03-23 | 2018-01-31 | アンリツ株式会社 | Ic回路 |
| JP6632634B2 (ja) | 2015-04-08 | 2020-01-22 | サン−ゴバン グラス フランスSaint−Gobain Glass France | 車両ウィンドウアンテナ板材 |
| US9831559B2 (en) | 2015-08-04 | 2017-11-28 | Rockwell Collins, Inc. | Low-profile blanket antenna |
| US10205216B2 (en) * | 2016-05-06 | 2019-02-12 | GM Global Technology Operations LLC | Thin film antenna to FAKRA connector |
| EP3900106B1 (de) | 2018-12-21 | 2024-12-25 | Saint-Gobain Glass France | Glasscheibe für ein fahrzeug |
-
2020
- 2020-04-23 KR KR1020217037865A patent/KR102663936B1/ko active Active
- 2020-04-23 EP EP20719470.5A patent/EP3966890B1/de active Active
- 2020-04-23 US US17/608,348 patent/US12057624B2/en active Active
- 2020-04-23 PL PL20719470.5T patent/PL3966890T3/pl unknown
- 2020-04-23 MA MA055870A patent/MA55870A/fr unknown
- 2020-04-23 WO PCT/EP2020/061298 patent/WO2020224973A1/de not_active Ceased
- 2020-04-23 JP JP2021565951A patent/JP7383729B2/ja active Active
- 2020-04-23 CN CN202080001017.2A patent/CN112243550B/zh active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2743023C2 (ru) * | 2017-01-09 | 2021-02-12 | КИЛЛЬ-ФРЕХ, Корнелия | Скребковая система для ленточных транспортеров и способ очистки лент ленточных транспортеров |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112243550A (zh) | 2021-01-19 |
| CN112243550B (zh) | 2023-06-27 |
| WO2020224973A1 (de) | 2020-11-12 |
| MA55870A (fr) | 2022-03-16 |
| KR102663936B1 (ko) | 2024-05-08 |
| US20220231405A1 (en) | 2022-07-21 |
| EP3966890B1 (de) | 2023-05-24 |
| PL3966890T3 (pl) | 2023-07-24 |
| KR20210152563A (ko) | 2021-12-15 |
| JP7383729B2 (ja) | 2023-11-20 |
| US12057624B2 (en) | 2024-08-06 |
| JP2022531604A (ja) | 2022-07-07 |
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