CN212434852U - Vehicle-mounted antenna device with gain function for V2X antenna and automobile - Google Patents
Vehicle-mounted antenna device with gain function for V2X antenna and automobile Download PDFInfo
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- CN212434852U CN212434852U CN202021111693.9U CN202021111693U CN212434852U CN 212434852 U CN212434852 U CN 212434852U CN 202021111693 U CN202021111693 U CN 202021111693U CN 212434852 U CN212434852 U CN 212434852U
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Abstract
The utility model relates to a vehicle antenna device and car that have gain function to V2X antenna, vehicle antenna device includes: the control scheme board still includes: the control circuit board is provided with a forward gain area, and the V2X _1 antenna, the V2X _2 antenna and the V2X _1 antenna, the forward gain area and the V2X _2 antenna are arranged on the control circuit board in sequence along the driving direction of the vehicle. The utility model discloses an on-vehicle antenna device is provided with the forward gain region and is located the V2X antenna of the regional both sides of forward gain, utilizes other antennas in the forward gain region to the transmission of signal, and the signal that realizes on-vehicle antenna device's V2X antenna carries out preceding, backward reflection, carries out effective gain to V2X antenna, and makes the utility model discloses a V2X antenna directionality is stronger.
Description
Technical Field
The utility model relates to a vehicle antenna technical field, concretely relates to vehicle antenna device who has gain function to V2X antenna.
Background
With the rapid development of the internet of vehicles, the problem of road safety is gradually emphasized, and the V2X internet of vehicles technology is a new means for solving the problem of road safety by using the information communication technology, integrates the leading-edge technologies in the fields of vehicles, roads, communication, positioning, environment sensing, information processing and the like, and is a hotspot of the research in the field of future intelligent transportation.
In the prior art, because the function of vehicle antenna device is more and more abundant, vehicle antenna device has generally integrateed multiple antenna, make the antenna environment comparatively complicated, make the influence to V2X antenna easily, especially make the omnidirectional of V2X antenna receive the sheltering of other antennas and lead to the directional diagram distortion, influence the performance of V2X antenna greatly, make the performance of V2X antenna difficult satisfy product function demand, and in the in-process of the practical application, wherein when V2X antenna is being used to the car, its forward and backward function demand is far greater than its function demand to the left and right.
SUMMERY OF THE UTILITY MODEL
In order to solve the relatively poor technical problem of performance of above-mentioned V2X antenna, the utility model provides a to the V2X antenna gain height, the V2X antenna coverage direction comprehensive have gain function to V2X antenna vehicle antenna device and car.
The utility model discloses a vehicle antenna device that has gain function to V2X antenna, include: the control scheme board still includes: the control circuit board is provided with a forward gain area, and the V2X _1 antenna, the V2X _2 antenna and the V2X _1 antenna, the forward gain area and the V2X _2 antenna are arranged on the control circuit board in sequence along the driving direction of the vehicle.
According to the utility model discloses an embodiment, control scheme board still includes: a first side gain region located at the front right of the V2X _2 antenna, and a second side gain region located at the rear left of the V2X _2 antenna.
According to the utility model discloses an embodiment, control scheme board still includes: a first side gain region located in front of the left side of the V2X _2 antenna, and a second side gain region located in back of the right side of the V2X _2 antenna.
According to an embodiment of the present invention, the V2X _1 antenna and the V2X _2 antenna each include: the upper antenna part and the lower antenna part are connected in sequence, the upper antenna part is positioned above the control circuit board base layer, the lower antenna part is positioned on the control circuit board base layer, and gaps exist between two sides of the lower antenna part and the base copper plate.
According to the utility model discloses an embodiment, vehicle antenna device still includes: the wireless communication module is positioned at one side of the second lateral gain area.
The utility model discloses still disclose an automobile, include: a V2X internet of vehicles system and the aforementioned vehicle-mounted antenna device in signal connection with the V2X internet of vehicles system.
The utility model discloses a vehicle-mounted antenna device is provided with forward gain region and the V2X antenna that is located forward gain region both sides, utilizes the transmitting action of other antennas in the forward gain region to the signal, realizes that the signal of vehicle-mounted antenna device's V2X antenna carries out the reflection of front and back, carries out effective gain to V2X antenna, and makes the utility model discloses a V2X antenna directionality is stronger; still be provided with two side position gain regions simultaneously and carry out reflection gain to V2X _2 antenna left and right direction signal, and then realize putting the position gain to V2X antenna entirely, make the utility model discloses a vehicle antenna device's V2X antenna coverage increases.
Drawings
Fig. 1 is a schematic structural diagram of an automobile in the prior art.
Fig. 2 is a prior art V2X antenna pattern.
Fig. 3 is a schematic structural diagram of the vehicle-mounted antenna device having the gain function for the V2X antenna according to the present invention.
Fig. 4 is a directional diagram of the V2X antenna of the present invention.
Fig. 5 is a schematic structural diagram of the V2X _1 antenna and the V2X _1 antenna according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and accompanying drawings, in which the vehicle-mounted antenna apparatus and the vehicle having the V2X antenna with the gain function are described.
Please refer to fig. 1 to 5.
In the present application, the forward direction of the vehicle is defined as the forward direction, and the left side of the vehicle is defined as the left direction, wherein when the V2X antenna is applied to the automobile, the function requirement in the forward and backward direction is much larger than that in the left and right direction,
the utility model provides an on-vehicle antenna device that has gain function to V2X antenna, mainly include control scheme board 100, V2X _1 antenna 200A and V2X _1 antenna 200B, wherein control scheme board 100 is provided with forward gain region 110, wherein forward gain region 110 is used for setting up other antennas, and carry out preceding, backward's reflection to V2X _1 antenna 200A and V2X _1 antenna 200B's signal through being located its regional other antennas, and then realize preceding, backward's gain, it is specific, V2X _1 antenna 200A, forward gain region 110, V2X _1 antenna 200B sets gradually in control scheme board 100 along the vehicle direction of travel, in other words, V2X _1 antenna 200A and V2X _1 antenna 200B set up in the both sides of forward gain region 110.
In a specific application, the control circuit board further includes a first side gain region 120 and a second side gain region 130. The first side gain region 120 and the second side gain region 130 are mainly used for performing backward, leftward and rightward gains on the V2X _1 antenna 200B signal, wherein other antennas are disposed in the first side gain region 120 and the second side gain region 130.
For example, the first side gain region 120 is located at the front right of the V2X _2 antenna, wherein the first side gain region 120 is slightly offset to the front of the V2X _1 antenna 200B, and the second side gain region 130 is located at the rear left of the V2X _2 antenna, wherein the second side gain region 130 is slightly offset to the rear of the V2X _1 antenna 200B; for another example, the first side gain region 120 is located at the left front of the V2X _2 antenna, wherein the first side gain region 120 is slightly offset to the front of the V2X _1 antenna 200B, wherein the second side gain region 130 is located at the right rear of the V2X _1 antenna 200B, wherein the second side gain region 130 is slightly offset to the rear of the V2X _1 antenna 200B.
The first side gain region 120 and the second side gain region 130 are set in the above two ways, and the signals of the V2X _1 antenna 200B are blocked and reflected by the other antennas located in the first side gain region 120 and the second side gain region 130, so that the signals of the V2X _1 antenna 200B in the three directions of the back, the left and the right are gained.
In the present application, the vehicle-mounted antenna apparatus further integrates a Main antenna, a GNSS antenna, a Div antenna, a MIMO3 antenna, and a MIMO4 antenna, wherein the Main antenna and the GNSS antenna are disposed in the forward gain region 110, the Div antenna and the MIMO3 antenna are disposed in the first lateral gain region 120 and distributed in an L shape, and the MIMO4 antenna is disposed in the second lateral gain region 130. Of course, in the application, other antennas can be added in the corresponding areas according to the actual production requirements.
The utility model discloses an on-vehicle antenna device is at the during operation, Main antenna through forward gain region 110, the GNSS antenna is preceding to V2X _1 antenna 200A and V2X _1 antenna 200B, backward signal reflects, it is specific, with V2X _1 antenna 200A backward signal reflection to forward, carry out forward gain to V2X _1 antenna 200A's signal, with V2X _1 antenna 200B's forward signal reflection to backward, carry out backward gain to V2X _1 antenna 200B's signal, through first side gain region 120 and second side gain region 130 to the left side with V2X _1 antenna 200B, right-hand signal carries out reflection gain, and then realize putting the azimuth gain entirely to V2X antenna, as shown in FIG. 4, make the utility model discloses an on-vehicle antenna device's V2X antenna coverage increase, the performance is stronger.
Wherein in order to strengthen the utility model discloses a vehicle antenna device communication capacity, vehicle antenna device still includes wireless communication module 300, wherein wireless communication module 300 is cellular wireless communication module, realize vehicle antenna device's wireless signal transmission function, it is specific, wireless communication module 300 is located the one side of second side position gain region 130, especially is located the more distant department of second side position gain region 130 one side distance, therefore, effectively reduce the influence of wireless communication module 300 to V2X _1 antenna 200A and V2X _1 antenna 200B gain effect.
In order to further improve the performance of the V2X _1 antenna 200A and the V2X _1 antenna 200B, each of the V2X _1 antenna 200A and the V2X _1 antenna 200B includes an upper antenna portion 210 and a lower antenna portion 220 connected in sequence, wherein the upper antenna portion 210 is located above the base layer of the control circuit board 100, the lower antenna portion 220 is located above the base layer of the control circuit board 100 and connected to the ground, specifically, a gap exists between two sides of the lower antenna portion 220 and the base layer copper plate, and by the above structure, the lengths of the V2X _1 antenna 200A and the V2X _1 antenna 200B are extended, so that the signal transmission performance of the V2X _1 antenna 200A and the V2X _1 antenna 200B is effectively improved, and the V2X antenna performance of the vehicle-mounted antenna device is further improved.
The utility model also provides an automobile, include: V2X car networking system and preceding the vehicle antenna device, vehicle antenna device and V2X car networking system signal connection utilize preceding the vehicle antenna device realize the gain to V2X antenna function, and then strengthen the signal gain of the V2X car networking system of car, compensate the line loss that coaxial line or microstrip line brought simultaneously.
To sum up, the vehicle-mounted antenna device of the present invention is provided with the forward gain region and the V2X antennas located at both sides of the forward gain region, and utilizes the transmitting action of other antennas in the forward gain region to the signal to realize the reflection of the signal of the V2X antenna of the vehicle-mounted antenna device in the forward and backward directions, so that the V2X antenna of the present invention has strong directivity; still be provided with two side position gain regions simultaneously and carry out reflection gain to V2X _2 antenna left and right direction signal, and then realize putting the position gain to V2X antenna entirely, make the utility model discloses a vehicle antenna device's V2X antenna coverage increases.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are intended to be included within the spirit and scope of the present invention.
Claims (6)
1. A vehicle-mounted antenna device having a gain function for a V2X antenna, comprising: control scheme board, its characterized in that still includes: the vehicle-mounted antenna comprises a V2X _1 antenna and a V2X _2 antenna, wherein the control circuit board is provided with a forward gain area, and the V2X _1 antenna, the forward gain area and the V2X _2 antenna are sequentially arranged on the control circuit board along the driving direction of the vehicle.
2. The vehicle-mounted antenna device according to claim 1, wherein the control wiring board further includes: a first side gain region located right forward of the V2X _2 antenna and a second side gain region located left rearward of the V2X _2 antenna.
3. The vehicle-mounted antenna device according to claim 1, wherein the control wiring board further includes: a first side gain region located in front of the left side of the V2X _2 antenna, and a second side gain region located in back of the right side of the V2X _2 antenna.
4. The vehicle-mounted antenna device according to any one of claims 1 to 3, wherein each of the V2X _1 antenna and the V2X _2 antenna includes: the antenna comprises an upper antenna part and a lower antenna part which are connected in sequence, wherein the upper antenna part is positioned above a control circuit board base layer, the lower antenna part is positioned on the control circuit board base layer, and gaps exist between two sides of the lower antenna part and a base copper plate.
5. The vehicle-mounted antenna device according to any one of claims 2 to 3, characterized by further comprising: and the wireless communication module is positioned at one side of the second lateral gain area.
6. An automobile, comprising: a V2X car networking system and the vehicle mounted antenna apparatus of any one of claims 1 to 5 in signal connection with the V2X car networking system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111693.9U CN212434852U (en) | 2020-06-16 | 2020-06-16 | Vehicle-mounted antenna device with gain function for V2X antenna and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111693.9U CN212434852U (en) | 2020-06-16 | 2020-06-16 | Vehicle-mounted antenna device with gain function for V2X antenna and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212434852U true CN212434852U (en) | 2021-01-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021111693.9U Active CN212434852U (en) | 2020-06-16 | 2020-06-16 | Vehicle-mounted antenna device with gain function for V2X antenna and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212434852U (en) |
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2020
- 2020-06-16 CN CN202021111693.9U patent/CN212434852U/en active Active
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