CN205303673U - Vehicle -mounted antenna - Google Patents
Vehicle -mounted antenna Download PDFInfo
- Publication number
- CN205303673U CN205303673U CN201521076449.2U CN201521076449U CN205303673U CN 205303673 U CN205303673 U CN 205303673U CN 201521076449 U CN201521076449 U CN 201521076449U CN 205303673 U CN205303673 U CN 205303673U
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- antenna
- oscillator
- antenna oscillator
- car
- slave
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Abstract
The utility model discloses a vehicle -mounted antenna. This vehicle -mounted antenna includes: the antenna circuitry board has antenna circuitry, the broadcasting antenna oscillator is the PCB board antenna element that is used for receiving the broadcasting signal, 4G master antenna oscillator and 4G slave antenna oscillator are the PCB board antenna elements that is used for carrying on 4G radio communication, wherein, be provided with the guide hole on the antenna circuitry board, broadcasting antenna oscillator, 4G owner, slave antenna oscillator all are located the top of antenna circuitry board is and insert respectively and weld extremely the corresponding guide hole of matched with on the antenna circuitry board to make the equal electricity of each antenna element be connected to antenna circuitry. It is very firm according to this disclosed antenna structure to being favorable to reducing the whole volume of antenna, making and receive multiple oscillator at limited oscillator space contents, simultaneously, in according to this disclosed vehicle -mounted antenna structure, the contact resistance between antenna element and antenna circuitry is little, can reduce the line loss, and has more stable impedance.
Description
Technical field
It relates to vehicular field, more particularly, to a kind of car antenna.
Background technology
Car networking is an important trend of vehicle development, it is based on car Intranet, car border net and vehicle-mounted mobile the Internet, communication protocol and Data Exchange Standard according to agreement, at car respectively and between car, road, pedestrian and the Internet etc., communicate wirelessly and the big system of information exchange, be that by the integrated network that intelligent traffic administration system, Intelligent Dynamic information service and Vehicular intelligentization control.
For the development trend networked suitable in car, it have been suggested that it is contemplated that the antenna oscillator being used for realizing mobile radio telecommunications is integrated in car antenna, in order to realize the mobile wireless interconnection of vehicle. But in scheme proposed at present, respective antenna oscillator is both needed to be connected to antenna circuit by extra connection member, it mainly has following defect: one, cause that the volume of antenna is bigger, it is unfavorable for holding multiple antenna oscillator, is unfavorable for that obtaining miniaturization ground can be applicable to the car antenna of car networking further; Two, whole antenna structure is not sufficiently stable, especially in vehicle rough ride process, it is easy to cause electrical signal contact bad because of parts dislocation etc.; Three, the contact resistance between antenna oscillator and antenna circuit is relatively big, brings extra line loss, additionally, its impedance having is floated relatively big, unstable; Four, cost and the installation cost of extra connection member are added.
Utility model content
Present disclosure proposes a kind of being easy to reduce antenna volume and make the car antenna that the connection between antenna circuit and antenna oscillator is more firm, impedance is less and more stable simultaneously.
One side according to the disclosure, it is proposed that a kind of car antenna, this car antenna includes: antenna circuit board, has antenna circuit; Broadcast antenna oscillator, is the pcb board antenna oscillator for receiving radio signals; 4G main antenna oscillator and 4G slave antenna oscillator, be the pcb board antenna oscillator for carrying out 4G radio communication; Wherein, antenna circuit board is provided with guide hole, broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator are respectively positioned on the top of described antenna circuit board and insert and be soldered to the corresponding guide hole matched on described antenna circuit board respectively, so that each antenna oscillator is electrically connected to described antenna circuit.
Alternatively, the angle in broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator each and between antenna circuit board can between 85 �� to 95 ��.
Alternatively, the polarised direction of 4G main antenna oscillator and 4G slave antenna oscillator can be perpendicular to one another, and 4G main antenna oscillator can be respectively arranged in the position of relative two side close to antenna circuit board in parallel with each other with 4G slave antenna oscillator.
Alternatively, 4G main antenna oscillator can be configured to have different radiation efficiencies in identical resonant frequency with 4G slave antenna oscillator.
Alternatively, 4G main antenna oscillator and 4G slave antenna oscillator can be one group of dipole antennas, and wherein, 4G main antenna oscillator can also include ground wire reflection electric circuit.
Alternatively, broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator can be arranged parallel to each other, and broadcast antenna oscillator place plane may be located between 4G main antenna oscillator place plane and 4G slave antenna oscillator place plane.
Alternatively, this car antenna can also include WIFI antenna oscillator, 4th pcb board oscillator could be for carrying out the pcb board oscillator of wireless LAN communication, wherein, described 4th pcb board oscillator may be located at the top of described antenna circuit board and may be inserted into and be soldered to the corresponding guide hole matched on described antenna circuit board.
Alternatively, the angle in broadcast antenna oscillator, 4G main antenna oscillator, 4G slave antenna oscillator and WIFI antenna oscillator each and between antenna circuit board can between 85 �� to 95 ��.
Alternatively, broadcast antenna oscillator, 4G main antenna oscillator, 4G slave antenna oscillator and WIFI antenna oscillator can be arranged parallel to each other, wherein, broadcast antenna oscillator and WIFI antenna oscillator may be on same plane, and may be located between 4G main antenna oscillator place plane and 4G slave antenna oscillator place plane.
Alternatively, this car antenna can also include the cable as output feeder, and described cable can be electrically connected to described antenna circuit, to export the wireless signal that described car antenna receives.
In the disclosure, adopt PCB (PrintedCircuitBoard, printed circuit board (PCB)) antenna oscillator of form, and by the mode welded, antenna oscillator is firmly-fixed to antenna circuit board, connect antenna oscillator and antenna circuit without adopting extra connection member. This antenna structure according to the disclosure is very firm, and advantageously reduces the overall volume of antenna so that hold multiple oscillator in limited oscillator space, for instance, not only can hold the broadcast antenna oscillator of routine, also can hold 4G antenna oscillator etc. Meanwhile, in the car antenna structure according to the disclosure, the contact resistance between antenna oscillator and antenna circuit is little, it is possible to reduces line loss, and has more stable impedance.
Accompanying drawing explanation
In conjunction with the drawings disclosure illustrative embodiments is described in more detail, above-mentioned and other purpose, feature and the advantage of the disclosure will be apparent from, wherein, in disclosure illustrative embodiments, identical reference number typically represents same parts.
Fig. 1 illustrates the exploded perspective view of the car antenna of an embodiment according to the disclosure.
Fig. 2 illustrates the exploded perspective view of the car antenna of another embodiment according to the disclosure.
Fig. 3 illustrates the exploded perspective view of the car antenna of a concrete application example according to the disclosure.
Description of reference numerals
101, antenna circuit board 102, broadcast antenna oscillator
103,4G main antenna oscillator 104,4G slave antenna oscillator
105, WIFI antenna oscillator 106, GPS/BD module
107, base plate 108, housing
109, base plate fastener 110, rubber cushion
Detailed description of the invention
It is more fully described the preferred implementation of the disclosure below with reference to accompanying drawings. Although accompanying drawing shows the preferred implementation of the disclosure, however, it is to be appreciated that may be realized in various forms the disclosure and should do not limited by embodiments set forth herein. On the contrary, it is provided that these embodiments are to make the disclosure more thorough and complete, and the scope of the present disclosure can intactly convey to those skilled in the art.
Fig. 1 illustrates the exploded perspective view of the car antenna of an embodiment according to the disclosure. As it is shown in figure 1, this car antenna includes antenna circuit board 101, broadcast antenna oscillator 102,4G main antenna oscillator 103 and 4G slave antenna oscillator 104. Antenna circuit board 101 has antenna circuit. Broadcast antenna oscillator 102 is the pcb board antenna oscillator for receiving radiobroadcasting (FM and/or AM) signal. 4G main antenna oscillator 103 and 4G slave antenna oscillator 104 are the antenna oscillators for carrying out 4G radio communication. Antenna circuit board 101 is provided with guide hole. Broadcast antenna oscillator 102,4G main antenna oscillator 103 and 4G slave antenna oscillator 104 are respectively positioned on above antenna circuit board 101, it inserts and welds the corresponding guide hole that (such as soldering) matches to antenna circuit board 101 respectively, so that each antenna oscillator is electrically connected to antenna circuit.
In above-described embodiment, the antenna oscillator of PCB form is adopted to be conducive to making antenna oscillator realize miniaturization while keeping superperformance. Meanwhile, by being soldered in the guide hole on antenna circuit board by PCB oscillator, eliminate the connection member between oscillator and antenna circuit, reduce the volume of whole antenna further. And this avoids the extra contact resistance adopting connection member to bring so that the contact resistance between oscillator and antenna circuit is very little, thus reducing line loss. Additionally, this welding type connects very firm, even if vehicle severe jolt, the electrical joint between oscillator and antenna circuit is without the phenomenons such as dislocation occur so that the impedance between oscillator and antenna circuit is very stable.
Antenna circuit board 101 can be pcb board, for instance monolayer pcb board or multi-layer PCB board. Antenna circuit on antenna circuit board 101 can include AM/FM amplification circuit module etc. Those skilled in the art can design this antenna circuit as required.
Consider the signal interference problem between oscillator polarised direction and oscillator and antenna circuit, pcb board oscillator 102,103 and 104 can be substantially perpendicular to antenna circuit board 101, angle between itself and antenna circuit board is between 85 �� to 95 ��, namely with the deviation angle of the vertical direction of antenna circuit board 101 less than 5 ��.
Especially, in order to obtain good communication efficiency, the polarised direction of 4G main antenna oscillator 103 and 4G slave antenna oscillator 104 can be configured to perpendicular to one another, and the position of two sides that 4G main antenna oscillator 103 and 4G slave antenna oscillator 104 can be arranged parallel to each other in antenna circuit board. Thus both interfering between oscillator 103 and 104 can be reduced from polarisation angles aspect, the space length between oscillator 103 and 104 also can be made remote as much as possible, reduce it from space isolation aspect further and interfere.
In the dwarf forms car antenna of such as shark fins car antenna, due to it, to can be used for holding the space of antenna oscillator less, therefore 4G main antenna oscillator 103 can be configured to have different radiation efficiencies in identical resonant frequency with 4G slave antenna oscillator 104, it is made to have different signal gains on identical frequency, thus multiple frequency can be taken into account to improve the receiving efficiency of antenna, the interference between user also can be reduced.
In some embodiments, 4G main antenna oscillator and 4G slave antenna oscillator can be one group of dipole antennas, and wherein, for improving signal quality, 4G main antenna oscillator may also include ground wire reflection electric circuit. Generally, the printed patterns area of 4G main antenna oscillator can more than the printed patterns area of 4G slave antenna oscillator.
Additionally, as known to those skilled in the art, 4G radio communication generally can other mobile radio telecommunications patterns such as backward compatible 3G/GPRS.
In some embodiments, in order to utilize the confined space and reduce interfering between antenna oscillator as far as possible, broadcast antenna oscillator 102,4G main antenna oscillator 103 and 4G slave antenna oscillator 104 can be arranged parallel to each other, and broadcast antenna oscillator 102 place plane can be located between 4G main antenna oscillator 103 place plane and 4G slave antenna oscillator 104 place plane.
Car antenna also includes the cable as output feeder. Described cable can be electrically connected to described antenna circuit, to export the wireless signal that described car antenna receives, for instance can be exported, by 3 output feeders, the wireless signal received via broadcast antenna oscillator 102,4G main antenna oscillator 103 and 4G slave antenna oscillator 104 respectively.
Fig. 2 illustrates the exploded perspective view of the car antenna of another embodiment according to the disclosure. As in figure 2 it is shown, this car antenna not only includes broadcast antenna oscillator 102 as shown in Figure 1,4G main antenna oscillator 103 and 4G slave antenna oscillator 104, also include WIFI antenna oscillator 105. WIFI antenna oscillator 105 can be located at above antenna circuit board 101 and can be inserted into and weld the corresponding guide hole that (such as, soldering) matches to antenna circuit board 101. Antenna circuit on antenna circuit board 101 can include AM/FM amplification circuit module etc.
In this embodiment, broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104, with each in WIFI antenna oscillator 105 and the angle between antenna circuit board 101 are between 85 �� to 95 ��, to optimize the Anti-interference Design between antenna oscillator as far as possible.
Broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104 and WIFI antenna oscillator 105 can be arranged parallel to each other, wherein, broadcast antenna oscillator 102 and WIFI antenna oscillator 105 can be on same plane, and can be located between 4G main antenna oscillator 103 place plane and 4G slave antenna oscillator 104 place plane, to improve the space isolation between antenna oscillator in limited space as far as possible.
The wireless signal received via broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104 and WIFI antenna oscillator 105 can be exported respectively by 4 output feeders.
Application example
For ease of understanding scheme and the effect thereof of disclosure embodiment, a concrete application example given below. It will be understood by those skilled in the art that this example is only for the purposes of understanding the disclosure, its any detail is not intended to limit by any way the disclosure.
Fig. 3 illustrates the exploded perspective view of the car antenna of a concrete application example according to the disclosure. This car antenna is shark fins antenna, it can include antenna circuit board 101, broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104 and WIFI antenna oscillator 105, also includes the parts such as GPS/BD (Big Dipper) module 106 for receiving satellite-signal, base plate 107, housing 108, base plate fastener 109, rubber cushion 110. Antenna circuit on antenna circuit board 101 can include AM/FM amplification circuit module etc.
In this concrete application example, broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104 and WIFI antenna oscillator 105 insert respectively and are soldered in the different guide holes of antenna circuit board 101. Broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104 and WIFI antenna oscillator 105 are parallel to each other, and are basically perpendicular to antenna circuit board 101. 4G main antenna oscillator 103 and 4G slave antenna oscillator 104 are respectively close to the position of relative two sides of antenna circuit board 101. Broadcast antenna oscillator 102 and WIFI antenna oscillator 105 are in the same plane, and between 4G main antenna oscillator 103 place plane and 4G slave antenna oscillator 104 place plane.
Antenna circuit board 101 is arranged on base plate 107 and close to the wider one end of shark fins, and GPS/BD module 106 is arranged on base plate 107 and close to the narrower one end of shark fins. The middle part of base plate 107 can have the hollow connection screwed pipe extended downwardly from, and the cable (not shown) of such as coaxial cable can go deep into this hollow connection screwed pipe, to draw antenna received signal. Base plate fastener 109 can be used for more securely being fixed on car body car antenna. Rubber cushion 110 can encase the limit of base plate 107 and be arranged between car body and base plate 107, to play the purpose such as damping and waterproof. The hollow connection coil portion of base plate 107 can be arranged on car body by modes such as combination nut (not shown).
Housing 108 may be installed above base plate 107. In the space that the parts such as antenna circuit board 101, antenna oscillator 102��105, GPS/BD module 106 can all be accommodated in housing 108 and base plate 107 is formed. The parts being contained in this space can be played a protective role by housing 108. It is significant to note that, in the design, to avoid occurring between housing 108 and antenna oscillator interference.
The wireless signal received via broadcast antenna oscillator 102,4G main antenna oscillator 103,4G slave antenna oscillator 104, WIFI antenna oscillator 105 and GPS/BD module 106 can be exported respectively by 5 output feeders.
Being described above the presently disclosed embodiments, described above is illustrative of, and non-exclusive, and it is also not necessarily limited to disclosed each embodiment. When not necessarily departing from the scope and spirit of illustrated each embodiment, many modifications and changes will be apparent from for those skilled in the art. The selection of term used herein, it is intended to explain the principle of each embodiment, practical application or the improvement to the technology in market best, or make other those of ordinary skill of the art be understood that each embodiment disclosed herein.
Claims (10)
1. a car antenna, it is characterised in that this car antenna includes:
Antenna circuit board, has antenna circuit;
Broadcast antenna oscillator, is the pcb board antenna oscillator for receiving radio signals;
4G main antenna oscillator and 4G slave antenna oscillator, be the pcb board antenna oscillator for carrying out 4G radio communication;
Wherein, antenna circuit board is provided with guide hole, broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator are respectively positioned on the top of described antenna circuit board and insert and be soldered to the corresponding guide hole matched on described antenna circuit board respectively, so that each antenna oscillator is electrically connected to described antenna circuit.
2. car antenna according to claim 1, it is characterised in that in broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator, the angle between each and antenna circuit board is between 85 �� to 95 ��.
3. car antenna according to claim 1, it is characterized in that, the polarised direction of 4G main antenna oscillator and 4G slave antenna oscillator is perpendicular to one another, and 4G main antenna oscillator is respectively arranged in the position of relative two side close to antenna circuit board in parallel with each other with 4G slave antenna oscillator.
4. car antenna according to claim 1, it is characterised in that
4G main antenna oscillator is configured to have different radiation efficiencies in identical resonant frequency with 4G slave antenna oscillator.
5. car antenna according to claim 1, it is characterised in that
4G main antenna oscillator and 4G slave antenna oscillator are one group of dipole antennas, and wherein, 4G main antenna oscillator also includes ground wire reflection electric circuit.
6. car antenna according to claim 1, it is characterized in that, broadcast antenna oscillator, 4G main antenna oscillator and 4G slave antenna oscillator are arranged parallel to each other, and broadcast antenna oscillator place plane is between 4G main antenna oscillator place plane and 4G slave antenna oscillator place plane.
7. car antenna according to claim 1, it is characterized in that, this car antenna also includes WIFI antenna oscillator, 4th pcb board oscillator is the pcb board oscillator for carrying out wireless LAN communication, wherein, described 4th pcb board oscillator is positioned at the top of described antenna circuit board and insertion the corresponding guide hole being soldered on described antenna circuit board to match.
8. car antenna according to claim 7, it is characterised in that in broadcast antenna oscillator, 4G main antenna oscillator, 4G slave antenna oscillator and WIFI antenna oscillator, the angle between each and antenna circuit board is between 85 �� to 95 ��.
9. car antenna according to claim 7, it is characterized in that, broadcast antenna oscillator, 4G main antenna oscillator, 4G slave antenna oscillator and WIFI antenna oscillator are arranged parallel to each other, wherein, broadcast antenna oscillator and WIFI antenna oscillator are in the same plane, and between 4G main antenna oscillator place plane and 4G slave antenna oscillator place plane.
10. car antenna according to claim 1, it is characterised in that this car antenna also includes the cable as output feeder, and described cable is electrically connected to described antenna circuit, to export the wireless signal that described car antenna receives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076449.2U CN205303673U (en) | 2015-12-22 | 2015-12-22 | Vehicle -mounted antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076449.2U CN205303673U (en) | 2015-12-22 | 2015-12-22 | Vehicle -mounted antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205303673U true CN205303673U (en) | 2016-06-08 |
Family
ID=56472040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521076449.2U Expired - Fee Related CN205303673U (en) | 2015-12-22 | 2015-12-22 | Vehicle -mounted antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205303673U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552539A (en) * | 2015-12-22 | 2016-05-04 | 卜放 | Vehicle-mounted antenna |
| CN109301502A (en) * | 2018-11-08 | 2019-02-01 | 江苏骅盛车用电子股份有限公司 | Ethernet intelligent antenna |
| CN111987413A (en) * | 2020-07-03 | 2020-11-24 | 惠州市德赛西威智能交通技术研究院有限公司 | Vehicle-mounted antenna device and detection method thereof |
-
2015
- 2015-12-22 CN CN201521076449.2U patent/CN205303673U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552539A (en) * | 2015-12-22 | 2016-05-04 | 卜放 | Vehicle-mounted antenna |
| CN109301502A (en) * | 2018-11-08 | 2019-02-01 | 江苏骅盛车用电子股份有限公司 | Ethernet intelligent antenna |
| CN109301502B (en) * | 2018-11-08 | 2024-01-30 | 江苏骅盛车用电子股份有限公司 | Ethernet intelligent antenna |
| CN111987413A (en) * | 2020-07-03 | 2020-11-24 | 惠州市德赛西威智能交通技术研究院有限公司 | Vehicle-mounted antenna device and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171205 Address after: 112531 1 groups of Jintun village, Jinjia Town, Changtu County, Tieling, Liaoning Province, 1, 2, 3, 4 and 5 Patentee after: Amphenol three Pu (Liaoning) Automotive Electronics Co. Address before: 110027 Shenyang economic and Technological Development Zone, Liaoning, Lin Hai Road, No. 18, No. Patentee before: Bo Fang |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20191222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |