CN217522215U - Integrated panel antenna - Google Patents

Abstract

The utility model relates to a car networking technical field discloses an integrated form panel antenna, the GNSS antenna is located main PCB board, 5G antenna one, 5G antenna two, 5G antenna three, 5G antenna four, WIFI antenna one, WIFI antenna two, V2X antenna and BLE antenna distribute outside the GNSS antenna along the circumference of main PCB board, WIFI antenna one, BLE antenna and V2X antenna are located between 5G antenna three and 5G antenna four, WIFI antenna two is located between 5G antenna two and 5G antenna three. This arrangement mode makes a plurality of antennas occupy the space of main PCB board as far as possible, does benefit to integrated form panel antenna's miniaturized design, and makes and have sufficient distance between two adjacent 5G antennas, guarantees the isolation, realizes whole car data communication's all-round cover. According to the integrated panel antenna, a shark fin box is omitted, the vehicle body is more attractive, a connector and a wire harness are omitted, the integration level is high, and the manufacturing cost is low.

Description

Integrated panel antenna

Technical Field

The utility model relates to a car networking technical field especially relates to an integrated form panel antenna.

Background

With the development of mobile communication technology and automatic driving technology, the use of car networking technology and wireless communication function in automobiles is increasingly demanded, wherein an antenna is an essential component for realizing the wireless communication function. The antenna is a device for effectively transmitting and receiving electromagnetic wave signals, and is very sensitive to the surrounding environment, particularly the metal environment, so that the arrangement position of the antenna on the vehicle body has a key influence on the performance of the antenna. Moreover, at present, functions required by automobiles are gradually increased, and the number of corresponding antennas is also increased, for example, 4G/5G communication antennas, GNSS antennas (Global Navigation Satellite System), V2X antennas (Vehicle to observing), AM/FM radio broadcasting, WIFI/BT functions, and the like, and the arrangement of multiple antennas on the automobile body faces a serious challenge.

Most of antennas of traditional vehicle types are placed in a shark fin box on the roof of a vehicle, and internet access, remote monitoring, vehicle information diagnosis and the like in the vehicle are realized through a vehicle-mounted T-BOX (telematics BOX). In the prior art, an antenna and a T-BOX (telematics BOX) in a shark fin box are designed in a split mode, and are connected through a connector and a coaxial wiring harness, but because the working frequency of a 5G communication antenna and a V2X antenna is high, the loss of the connector and the wiring harness is large, and the cost is high. Moreover, the shark fin box affects the aesthetic degree of the vehicle body.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, an object of the utility model is to provide an integrated form panel antenna, the integrated level is high, and the cost of manufacture is low, can realize the communication function of vehicle, and does not influence the pleasing to the eye degree of appearance of vehicle.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an integrated panel antenna comprises a first 5G antenna, a second 5G antenna, a third 5G antenna, a fourth 5G antenna, a first WIFI antenna, a second WIFI antenna, a V2X antenna, a BLE antenna, a GNSS antenna and a main PCB;

the GNSS antenna is located on the main PCB, and the first 5G antenna, the second 5G antenna, the third 5G antenna, the fourth 5G antenna, the first WIFI antenna, the second WIFI antenna, the V2X antenna and the BLE antenna are distributed around the periphery of the GNSS antenna along the circumferential direction of the main PCB;

the first WIFI antenna, the V2X antenna and the BLE antenna are located between the third 5G antenna and the fourth 5G antenna, and the second WIFI antenna is located between the second 5G antenna and the third 5G antenna.

As the preferred embodiment of the integrated panel antenna of the present invention, the V2X antenna is located on a side of the main PCB toward the rear side of the vehicle body.

As the utility model discloses an integrated form panel antenna's preferred scheme, integrated form panel antenna still includes the last box body and the lower box body of looks lock, main PCB board is fixed in down on the box body, go up the box body dorsad one side of box body is provided with the convex closure structure down, the convex closure structure is used for holding the V2X antenna with the GNSS antenna.

As the utility model discloses an integrated form panel antenna's preferred scheme, be provided with the installing support on the main PCB board, the GNSS antenna is fixed in on the installing support.

As the utility model discloses an integrated form panel antenna's preferred scheme, integrated form panel antenna still includes the interface, the interface with two positions in of 5G antenna the same side of main PCB board, it dodges the breach to go up to be provided with on the box body, it is used for dodging to dodge the breach the interface.

As the utility model discloses an integrated form panel antenna's preferred scheme, integrated form panel antenna still includes reserve battery, go up and set up storage tank and capping on the box body, reserve battery arranges in the storage tank, the capping can the closing cap the storage tank.

As the utility model discloses an integrated form panel antenna's preferred scheme, it is provided with a plurality of fin, a plurality of on the box body to go up the fin with main PCB board is relative.

As the utility model discloses an integrated form panel antenna's preferred scheme, be provided with a plurality of connecting plates, it is a plurality of down on the box body the connecting plate is followed the circumference interval distribution of box body down.

As the utility model discloses an integrated form panel antenna's preferred scheme, 5G antenna one with three structures of 5G antenna are the same, 5G antenna two with four structures of 5G antenna are the same, the size of 5G antenna one is greater than the size of 5G antenna two, go up the box body with maximum length after the box body lock is 174mm down, and maximum width is 140mm, and maximum thickness is 30 mm.

As the utility model discloses an integrated form panel antenna's preferred scheme, the GNSS antenna adopts ceramic antenna structure, V2X antenna adopts PCB antenna structure, 5G antenna one 5G antenna two 5G antenna three 5G antenna four the WIFI antenna one WIFI antenna two with the BLE antenna all adopts steel sheet antenna structure.

The utility model has the advantages that:

the utility model provides an integrated form panel antenna, GNSS antenna setting are on main PCB board, and 5G antenna one, 5G antenna two, 5G antenna three, 5G antenna four, WIFI antenna one, WIFI antenna two, V2X antenna and BLE antenna along the circumference of main PCB board around GNSS antenna peripheral distribution. The arrangement mode enables the first 5G antenna, the second 5G antenna, the third 5G antenna, the fourth 5G antenna, the first WIFI antenna, the second WIFI antenna, the V2X antenna and the BLE antenna to occupy the space of the main PCB as little as possible, so that the miniaturization design of the integrated panel antenna is facilitated, and the installation of the integrated panel antenna on a vehicle body is facilitated. Set up WIFI antenna one, BLE antenna and V2X antenna between 5G antenna three and 5G antenna four to and set up WIFI antenna two between 5G antenna two and 5G antenna three, can make and have sufficient distance between two adjacent 5G antennas, guarantee the isolation, realize whole car data communication's all-round coverage simultaneously. The utility model discloses an integrated form panel antenna has saved the shark fin box, can guarantee the pleasing to the eye degree of automobile body, is in the same place a plurality of antennas are integrated simultaneously, has saved connector and a large amount of pencil, and the integrated level is high, and the cost of manufacture is low, easy to assemble. That is to say, the integrated panel antenna can realize various communication functions of the vehicle and ensure the integral aesthetic degree of the vehicle body.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic view illustrating an installation of an integrated panel antenna on a vehicle body according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an integrated planar antenna according to an embodiment of the present invention;

fig. 3 is a first exploded view of an integrated panel antenna according to an embodiment of the present invention;

fig. 4 is a second exploded view of an integrated panel antenna according to an embodiment of the present invention;

fig. 5 is a top view of an integrated panel antenna according to an embodiment of the present invention;

fig. 6 is a front view of an integrated panel antenna according to an embodiment of the present invention.

In the figure:

1. a first 5G antenna; 2. a second 5G antenna; 3. a third 5G antenna; 4. a fourth 5G antenna; 5. a first WIFI antenna; 6. a WIFI antenna II; 7. a V2X antenna; 8. a BLE antenna; 9. a GNSS antenna;

10. a main PCB board; 20. an upper box body; 30. a lower box body; 40. an interface; 50. mounting a bracket;

201. a convex hull structure; 202. avoiding the notch; 203. a containing groove; 204. a slot cover; 205. a heat sink;

301. a connecting plate; 302. connecting holes;

100. a vehicle body.

Detailed Description

In order to make the technical problems, the adopted technical solutions and the achieved technical effects of the present invention clearer, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 6, the present embodiment provides an integrated panel antenna, which can be applied to a vehicle body 100 of a panoramic sunroof type. The integrated panel antenna comprises a first 5G antenna 1, a second 5G antenna 2, a third 5G antenna 3, a fourth 5G antenna 4, a first WIFI antenna 5, a second WIFI antenna 6, a V2X antenna 7, a BLE antenna 8, a GNSS antenna 9 and a main PCB 10.

Referring to fig. 2 and 3, the GNSS antenna 9 is located on the main PCB 10, and the first 5G antenna 1, the second 5G antenna 2, the third 5G antenna 3, the fourth 5G antenna 4, the first WIFI antenna 5, the second WIFI antenna 6, the V2X antenna 7, and the BLE antenna 8 are distributed around the periphery of the GNSS antenna 9 along the circumferential direction of the main PCB 10. And WIFI antenna one 5, V2X antenna 7, and BLE antenna 8 are located between 5G antenna three 3 and 5G antenna four 4, and WIFI antenna two 6 is located between 5G antenna two 2 and 5G antenna three 3.

The arrangement of the integrated flat panel antenna provided by this embodiment makes the first 5G antenna 1, the second 5G antenna 2, the third 5G antenna 3, the fourth 5G antenna 4, the first WIFI antenna 5, the second WIFI antenna 6, the V2X antenna 7 and the BLE antenna 8 occupy as little space as possible on the main PCB 10, thereby facilitating the miniaturization design of the integrated flat panel antenna and facilitating the installation of the integrated flat panel antenna on the vehicle body 100. Set up WIFI antenna 5, BLE antenna 8 and V2X antenna 7 between 5G antenna three 3 and 5G antenna four 4 to and set up WIFI antenna two 6 between 5G antenna two 2 and 5G antenna three 3, can make and have sufficient distance between two adjacent 5G antennas, guarantee the isolation, realize whole car data communication's all-round coverage simultaneously. According to the integrated panel antenna, a shark fin box is omitted, the attractiveness of the vehicle body 100 can be guaranteed, the plurality of antennas are integrated together, a connector and a large number of wire harnesses are omitted, the integration level is high, the manufacturing cost is low, and the integrated panel antenna is convenient to install. That is, the integrated panel antenna of the present embodiment can ensure the aesthetic appearance of the entire vehicle body 100 while achieving various communication functions of the vehicle.

Alternatively, referring to fig. 1, the integrated flat antenna is mounted at a hatrack position at the rear side of the vehicle body 100, that is, at a luggage rack position at the rear side of the vehicle body 100, and glass is provided right above the position, so that the influence on the performance of the antenna is small, and a sufficient radiation space can be ensured for each antenna. Therefore, for the panoramic sunroof type, the position of the hatrack at the rear side of the vehicle body 100 is a better antenna arrangement position.

Furthermore, the integrated flat antenna is fixed and then the main PCB 10 is horizontally arranged as far as possible, and because the GNSS antenna 9 needs to receive satellite signals, the main PCB 10 is horizontally arranged, so that the GNSS antenna 9 faces upwards, satellite signals can be better received, and smooth vehicle communication is ensured.

In this embodiment, the first 5G antenna 1 is a 5G main set antenna and is responsible for transmitting and receiving radio frequency signals. The second 5G antenna 2 is a 5G diversity antenna, and only receives signals and does not transmit signals, mainly for canceling the influence of fast fading on the received signals and ensuring the quality of signal reception. And the three 5G antennas 3 and the four 5G antennas 4 are 5G MIMO antennas, so that signals obtain array gain, diversity gain, multiplexing gain, interference cancellation and the like in space, and thus, larger system capacity, wider coverage and higher data transmission rate are obtained.

Alternatively, referring to fig. 1 and 3, the V2X antenna 7 is located on the main PCB 10 toward the side toward the rear side of the vehicle body 100, and the WIFI antenna one 5, the V2X antenna 7 and the BLE antenna 8 are located on the same side of the main PCB 10, so that the integration level is high. As shown in fig. 1, when the integrated flat antenna is mounted on the vehicle body 100, the V2X antenna 7 is disposed behind the GNSS antenna 9 (referring to the direction in fig. 3, the V2X antenna 7 is located in front of the GNSS antenna 9), so that the V2X antenna 7 mainly covers the rear side of the vehicle body 100, thereby acquiring real-time road conditions, road information, pedestrian information, and the like, improving driving safety, and reducing traffic congestion.

Optionally, referring to fig. 3 and 4, the integrated panel antenna further includes an upper case 20 and a lower case 30 that are fastened together, the main PCB 10 is fixed on the lower case 30, a convex hull structure 201 is disposed on a side of the upper case 20 that faces away from the lower case 30, and the convex hull structure 201 is configured to accommodate the V2X antenna 7 and the GNSS antenna 9. In this embodiment, since the heights of the V2X antenna 7 and the GNSS antenna 9 on the main PCB 10 are higher than those of the other antennas, after the upper box 20 and the lower box 30 are fastened, the top ends of the V2X antenna 7 and the GNSS antenna 9 can extend into the convex hull structure 201, so as to protect the V2X antenna 7 and the GNSS antenna 9, and reduce the overall volume of the integrated flat panel antenna. Preferably, the convex hull structure 201 is provided with two, respectively accommodating the V2X antenna 7 and the GNSS antenna 9.

Further, a mounting bracket 50 is disposed on the main PCB 10, and the GNSS antenna 9 is fixed on the mounting bracket 50. The GNSS antenna 9 is elevated above the main PCB 10 by the mounting bracket 50, so that the GNSS antenna 9 does not occupy the space of the main PCB 10, thereby facilitating further miniaturization design of the integrated panel antenna and facilitating selection of the mounting position of the integrated panel antenna on the vehicle body 100.

Optionally, referring to fig. 2 to 4, the integrated flat panel antenna further includes an interface 40, and the interface 40 and the second 5G antenna 2 are located on the same side of the main PCB 10, so as to reduce the space occupied by the interface 40 on the main PCB 10, which is beneficial to the miniaturization design of the integrated flat panel antenna. In this embodiment, two interfaces 40 are provided, which are an ethernet interface and a power supply interface respectively. In fig. 4, the interface 40 near the left side is an ethernet connector, the interface 40 near the right side is a power connector, the ethernet connector is used for connecting a network cable, so as to realize the communication connection between the integrated planar antenna and the vehicle body 100, and the power connector is used for connecting a power supply to supply power to the main PCB 10.

Further, referring to fig. 4, an avoiding gap 202 is provided on the upper box 20, and the avoiding gap 202 is used for avoiding the interface 40. In this embodiment, two avoiding notches 202 are provided, and after the upper box body 20 and the lower box body 30 are fastened, the two avoiding notches 202 can correspondingly avoid the ethernet connector and the power connector, so that a network cable and a power line can be conveniently connected with the corresponding interfaces 40.

Optionally, the integrated panel antenna further includes a backup battery, referring to fig. 3 and 4, the upper case 20 is provided with a receiving groove 203 and a groove cover 204, the backup battery is disposed in the receiving groove 203, and the groove cover 204 can cover the receiving groove 203. The standby battery can supply power for the main PCB 10, and when the external power supply fails, the standby battery can be started, so that the normal work of the integrated panel antenna is ensured, and the driving safety is improved.

Optionally, referring to fig. 2 to 4, a plurality of heat dissipation fins 205 are disposed on the upper case 20, and the plurality of heat dissipation fins 205 are opposite to the main PCB 10 to dissipate heat from the main PCB 10, so as to prevent the integrated flat antenna from malfunctioning due to overheating during use, and further improve the driving safety of the vehicle.

Alternatively, referring to fig. 2 and 3, a plurality of connection plates 301 are disposed on the lower case 30, the plurality of connection plates 301 are spaced apart along the circumference of the lower case 30, the plurality of connection plates 301 are used for mounting an integrated flat antenna, and the connection plates 301 may be fixed by a fastener such as a bolt. In this embodiment, the upper box body 20 and the lower box body 30 are both rectangular structures, four right-angle corners of the lower box body 30 are respectively provided with one connecting plate 301, each connecting plate 301 is provided with one connecting hole 302, correspondingly, the installation position of the vehicle body 100 is also provided with a corresponding number of threaded holes, during installation, bolts penetrate through the corresponding connecting holes 302 and are screwed into the threaded holes, and the lower box body 30 can be fixed on the vehicle body 100 by screwing a plurality of bolts.

Further, referring to fig. 5, one of the four connecting holes 302 is a strip-shaped hole, which facilitates adjustment of the position of the lower case 30 during installation, and facilitates installation.

Optionally, referring to fig. 3 and 4, the first 5G antenna 1 and the third 5G antenna 3 have the same structure, the second 5G antenna 2 and the fourth 5G antenna 4 have the same structure, and the size of the first 5G antenna 1 is larger than that of the second 5G antenna 2. Since the frequency ranges to be covered by the first 5G antenna 1 and the third 5G antenna 3 are wider, and the frequency ranges to be covered by the second 5G antenna 2 and the fourth 5G antenna 4 are smaller, the size of the first 5G antenna 1 is designed to be larger than that of the second 5G antenna 2, and the structure of the first 5G antenna 1 is more complex than that of the second 5G antenna 2, so that the wider frequency range can be covered conveniently.

Alternatively, referring to fig. 5 and 6, the maximum length, the maximum width and the maximum thickness of the upper case 20 and the lower case 30 after being fastened are 174mm, 140mm and 30mm, respectively. The integrated panel antenna has a very small structural size, particularly a thin overall thickness, which facilitates the installation of the integrated panel antenna at a hatrack position at the rear side of the vehicle body 100.

Optionally, referring to fig. 3 and 4, the GNSS antenna 9 adopts a ceramic antenna structure, the ceramic antenna structure occupies a small space, the integration level of the main PCB 10 can be effectively improved, and the GNSS antenna has strong anti-interference capability, and is stable and reliable. Furthermore, the V2X antenna 7 adopts a PCB antenna structure, the PCB antenna structure occupies a small space, does not need to be independently assembled, is convenient to install, is not easy to touch and damage, and has low manufacturing cost. 5G antenna 1, 5G antenna two 2, 5G antenna three 3, 5G antenna four 4, WIFI antenna 5, WIFI antenna two 6 and BLE antenna 8 all adopt the steel sheet antenna structure, and steel sheet antenna structure light in weight, intensity are high, the size is accurate, and batch quality uniformity is good, easily processing, low in production cost is favorable to reducing product development cost. In this embodiment, the radiation efficiency of each antenna is greater than 50%, which can ensure the communication quality well.

Referring to fig. 3, connecting portions are arranged on the first 5G antenna 1, the second 5G antenna 2, the third 5G antenna 3, the fourth 5G antenna 4, the first WIFI antenna 5, the second WIFI antenna 6, the V2X antenna 7 and the BLE antenna 8, and are connected with the main PCB 10 to achieve the communication function of each antenna.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. The integrated panel antenna is characterized by comprising a first 5G antenna (1), a second 5G antenna (2), a third 5G antenna (3), a fourth 5G antenna (4), a first WIFI antenna (5), a second WIFI antenna (6), a V2X antenna (7), a BLE antenna (8), a GNSS antenna (9) and a main PCB (10);

the GNSS antenna (9) is located on the main PCB (10), and the first 5G antenna (1), the second 5G antenna (2), the third 5G antenna (3), the fourth 5G antenna (4), the first WIFI antenna (5), the second WIFI antenna (6), the V2X antenna (7) and the BLE antenna (8) are distributed around the periphery of the GNSS antenna (9) along the circumferential direction of the main PCB (10);

the WIFI antenna I (5), the V2X antenna (7) and the BLE antenna (8) are located between the 5G antenna III (3) and the 5G antenna IV (4), and the WIFI antenna II (6) is located between the 5G antenna II (2) and the 5G antenna III (3).

2. The integrated panel antenna according to claim 1, wherein the V2X antenna (7) is located on a side of the main PCB board (10) facing a rear side of the vehicle body (100).

3. The integrated panel antenna according to claim 1, further comprising an upper case (20) and a lower case (30) that are fastened together, wherein the main PCB (10) is fixed to the lower case (30), and a convex hull structure (201) is disposed on a side of the upper case (20) facing away from the lower case (30), wherein the convex hull structure (201) is used for accommodating the V2X antenna (7) and the GNSS antenna (9).

4. The integrated panel antenna according to claim 3, wherein the main PCB board (10) is provided with a mounting bracket (50), and the GNSS antenna (9) is fixed on the mounting bracket (50).

5. The integrated flat panel antenna according to claim 3, further comprising an interface (40), wherein the interface (40) and the second 5G antenna (2) are located on the same side of the main PCB (10), and an avoidance gap (202) is provided on the upper case (20), and the avoidance gap (202) is used for avoiding the interface (40).

6. The integrated panel antenna according to claim 3, further comprising a battery backup, wherein the upper case (20) is provided with a receiving groove (203) and a groove cover (204), the battery backup is disposed in the receiving groove (203), and the groove cover (204) can cover the receiving groove (203).

7. The integrated panel antenna according to claim 3, wherein a plurality of heat sinks (205) are provided on the upper case (20), the plurality of heat sinks (205) being opposite to the main PCB board (10).

8. The integrated flat panel antenna according to claim 3, wherein a plurality of connection plates (301) are disposed on the lower case (30), and the plurality of connection plates (301) are distributed at intervals along the circumference of the lower case (30).

9. The integrated flat panel antenna according to claim 3, wherein the first 5G antenna (1) and the third 5G antenna (3) have the same structure, the second 5G antenna (2) and the fourth 5G antenna (4) have the same structure, the size of the first 5G antenna (1) is larger than that of the second 5G antenna (2), and the maximum length, the maximum width and the maximum thickness of the upper box (20) and the lower box (30) after being fastened are 174mm, 140mm and 30mm, respectively.

10. The integrated flat panel antenna according to any one of claims 1 to 9, wherein the GNSS antenna (9) adopts a ceramic antenna structure, the V2X antenna (7) adopts a PCB antenna structure, and the first 5G antenna (1), the second 5G antenna (2), the third 5G antenna (3), the fourth 5G antenna (4), the first WIFI antenna (5), the second WIFI antenna (6) and the BLE antenna (8) all adopt a steel plate antenna structure.

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