CN114336051A

CN114336051A - Alignment method and control device for wireless communication antenna

Info

Publication number: CN114336051A
Application number: CN202111396215.6A
Authority: CN
Inventors: 周胜兰; 任鹏; 何占林
Original assignee: CETC 54 Research Institute
Current assignee: CETC 54 Research Institute
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-12
Also published as: WO2023092903A1

Abstract

The invention provides an alignment method and a control device of a wireless communication antenna. The method comprises the following steps: receiving a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna, wherein each piece of first information in the plurality of pieces of first information comprises an antenna transmitting angle corresponding to the first information; determining first information with the strongest signal quality in the plurality of pieces of first information, and determining an antenna transmission angle corresponding to the first information with the strongest signal quality as the optimal transmission angle of the second vehicle-mounted wireless communication equipment; and sending second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, wherein the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication device. The invention can realize the antenna alignment between the vehicle-mounted wireless communication devices under the condition that the satellite link fails or the satellite signal is interfered.

Description

Alignment method and control device for wireless communication antenna

Technical Field

The present invention relates to the field of communications technologies, and in particular, to an alignment method and a control device for a wireless communication antenna.

Background

The vehicle-mounted wireless communication equipment has the advantages of high communication capacity, long single-hop distance, flexibility, strong environment adaptability and the like, and is widely applied to long-distance communication occasions such as remote mountainous areas, television broadcasting, civil air defense, military operations and the like.

At present, the antenna alignment technology between vehicle-mounted wireless communication devices mostly adopts a satellite positioning scheme. In the scheme, the vehicle-mounted wireless communication equipment is mainly positioned by depending on the position information of the vehicle-mounted wireless communication equipment provided by a satellite, the angle of the antenna is adjusted, and the antenna alignment between the two vehicle-mounted wireless communication equipment is realized. However, under the condition that the satellite link fails or the satellite signal is interfered, the vehicle-mounted wireless communication device cannot acquire the position information of both parties, so that the antenna alignment between the vehicle-mounted wireless communication devices cannot be realized.

Disclosure of Invention

The invention provides an alignment method and a control device of a wireless communication antenna, which can realize antenna alignment between vehicle-mounted wireless communication devices under the condition of satellite link failure or interference of satellite signals.

In a first aspect, the present invention provides an alignment method for a wireless communication antenna, which is applied to a first receiver, where the first receiver includes an omnidirectional receiving antenna, and the first receiver is used to connect to a first vehicle-mounted wireless communication device, and the method includes: receiving a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna, wherein each piece of first information in the plurality of pieces of first information comprises an antenna transmitting angle corresponding to the first information; determining an optimal transmission angle of the second vehicle-mounted wireless communication device according to the plurality of pieces of first information, wherein the optimal transmission angle is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle; and sending second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, wherein the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication device.

The invention provides an alignment method of a wireless communication antenna, which is characterized in that a first vehicle-mounted wireless communication device is connected with a first receiver, the first receiver can receive a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna, and the best transmitting angle with the strongest signal quality received by the first receiver is determined according to the plurality of pieces of first information. And then, sending second information to the first vehicle-mounted wireless communication device, and instructing the first vehicle-mounted wireless communication device to forward the second information. The second information can indicate the optimal transmitting angle of the second vehicle-mounted wireless communication equipment, so that the second vehicle-mounted wireless communication equipment can adjust the antenna transmitting angle according to the second information, the antenna alignment between the vehicle-mounted wireless communication equipment can be realized without satellite signals, and the communication quality between the vehicle-mounted wireless communication equipment is ensured.

In a possible implementation manner, the first vehicle-mounted wireless communication device is further configured to send a plurality of third information at a plurality of different antenna transmission angles, respectively, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information; the method further comprises the following steps: receiving fourth information sent by the second vehicle-mounted wireless communication device; and sending fourth information to the first vehicle-mounted wireless communication device, wherein the fourth information is used for indicating the optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used for representing that the signal quality of the third information received by the second receiver is strongest when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle.

In a possible implementation manner, the transmission power of the plurality of first information is the same, and the transmission power of the plurality of third information is the same; in the antenna emission angles corresponding to the first information, the angle interval between two adjacent antenna emission angles is smaller than a preset threshold value, and in the antenna emission angles corresponding to the third information, the angle interval between two adjacent antenna emission angles is smaller than the preset threshold value.

In one possible implementation, the method further includes: and receiving fifth information sent by the second vehicle-mounted wireless communication equipment, wherein the fifth information is used for indicating that the second vehicle-mounted wireless communication equipment successfully adjusts the antenna transmission angle.

In a second aspect, an embodiment of the present invention provides an alignment method for a wireless communication antenna, including: the method is applied to a first vehicle-mounted wireless communication device, the first vehicle-mounted wireless communication device is connected with a first receiver, the first receiver comprises an omnidirectional receiving antenna, and the method comprises the following steps: receiving second information sent by a first receiver, wherein the second information is used for indicating an optimal transmission angle of a second vehicle-mounted wireless communication device, and the optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle; and sending the second information to the second vehicle-mounted wireless communication device.

In one possible implementation, the method further includes: sending a plurality of third information at a plurality of different antenna emission angles, wherein each third information in the plurality of third information comprises an antenna emission angle corresponding to the third information; receiving fourth information sent by a first receiver, wherein the fourth information is used for indicating an optimal transmission angle of first vehicle-mounted wireless communication equipment, and the optimal transmission angle of the first vehicle-mounted wireless communication equipment is used for representing that when the first vehicle-mounted wireless communication equipment transmits third information at the optimal transmission angle, the signal quality of the third information received by a second receiver is strongest; determining the optimal transmitting angle of the first vehicle-mounted wireless communication device according to the fourth information; and adjusting the antenna transmission angle of the first vehicle-mounted wireless communication device to be the optimal transmission angle of the first vehicle-mounted wireless communication device.

In one possible implementation, the method further includes: and sending sixth information to the second vehicle-mounted wireless communication equipment, wherein the sixth information is used for indicating that the first vehicle-mounted wireless communication equipment is successful in adjusting the antenna transmission angle.

In a third aspect, an embodiment of the present invention provides a first receiver, where the first receiver is used to connect to a first vehicle-mounted wireless communication device, and the first receiver includes a baseband unit, a radio frequency unit, and an omnidirectional receiving antenna; the radio frequency unit is used for receiving a plurality of pieces of first information sent by the second vehicle-mounted wireless communication equipment through the omnidirectional receiving antenna, wherein each piece of the plurality of pieces of first information comprises an antenna transmitting angle corresponding to the first information; the radio frequency unit is also used for sending the plurality of first information to the baseband unit; the baseband unit is used for receiving a plurality of pieces of first information and determining the optimal transmission angle of the second vehicle-mounted wireless communication equipment according to the plurality of pieces of first information, wherein the optimal transmission angle is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication equipment transmits the first information at the optimal transmission angle; and the baseband unit is further used for sending second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, wherein the second information is used for instructing the second vehicle-mounted wireless communication device to have the best transmission angle.

In one possible implementation manner, the first vehicle-mounted wireless communication device is further configured to send a plurality of third information at a plurality of different antenna transmission angles, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information; the radio frequency unit is also used for receiving fourth information sent by the second vehicle-mounted wireless communication equipment through the omnidirectional receiving antenna and sending the fourth information to the baseband unit; the baseband unit is further configured to receive fourth information and send the fourth information to the first vehicle-mounted wireless communication device, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to characterize that, when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest.

In a possible implementation manner, the radio frequency unit is further configured to receive, through the omnidirectional receiving antenna, fifth information sent by the second vehicle-mounted wireless communication device, where the fifth information is used to indicate that the second vehicle-mounted wireless communication device successfully adjusts an antenna transmission angle.

In a fourth aspect, an embodiment of the present invention provides a first vehicle-mounted wireless communication device, where the first vehicle-mounted wireless communication device is connected to a first receiver, the first receiver includes an omnidirectional receiving antenna, and the first vehicle-mounted wireless communication device includes: a communication host and a communication antenna; the communication host is used for receiving second information sent by the first receiver, the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication equipment, and the optimal transmission angle of the second vehicle-mounted wireless communication equipment is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication equipment transmits the first information at the optimal transmission angle; and the communication host is also used for sending second information to the second vehicle-mounted wireless communication equipment through the communication antenna.

In a possible implementation manner, the communication host is further configured to send, through the communication antenna, a plurality of third information at a plurality of different antenna transmission angles, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information; the communication host is further configured to receive fourth information sent by the first receiver, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to characterize that when the first vehicle-mounted wireless communication device transmits third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest; the communication host is further used for determining the optimal transmitting angle of the first vehicle-mounted wireless communication equipment according to the fourth information; and the communication host is also used for adjusting the antenna transmitting angle of the communication antenna to the optimal transmitting angle of the first vehicle-mounted wireless communication equipment.

In a possible implementation manner, the communication host is further configured to send sixth information to the second vehicle-mounted wireless communication device through the communication antenna, where the sixth information is used to indicate that the first vehicle-mounted wireless communication device successfully adjusts the antenna transmission angle.

In a fifth aspect, an embodiment of the present invention further provides a control apparatus, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement the steps of the method according to the first aspect or the second aspect, and any possible implementation manner of the first aspect or the second aspect.

In a sixth aspect, the present invention provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the steps of the method according to the first aspect or the second aspect, and any possible implementation manner of the first aspect or the second aspect.

The technical effects brought by any design of the third aspect to the sixth aspect may be referred to the technical effects brought by the corresponding design of the first aspect or the second aspect, and are not described herein again.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic view of a scenario of an alignment method of a wireless communication antenna according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an application architecture of an alignment method for a wireless communication antenna according to an embodiment of the present invention;

fig. 3 is a flowchart illustrating an alignment method for a wireless communication antenna according to an embodiment of the present invention;

fig. 4 is a flowchart illustrating another alignment method for a wireless communication antenna according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first receiver according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of another first receiver according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a first vehicle-mounted wireless communication device according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a control device according to an embodiment of the present invention.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

In the description of the present invention, "/" means "or" unless otherwise specified, for example, a/B may mean a or B. "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. Further, "at least one" or "a plurality" means two or more. The terms "first", "second", and the like do not necessarily limit the number and execution order, and the terms "first", "second", and the like do not necessarily limit the difference.

In the embodiments of the present application, words such as "exemplary" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g.," is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present relevant concepts in a concrete fashion for ease of understanding.

Furthermore, the terms "including" and "having," and any variations thereof, as referred to in the description of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or modules is not limited to the listed steps or modules, but may alternatively include other steps or modules not listed or inherent to such process, method, article, or apparatus.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description will be made by way of specific embodiments in conjunction with other drawings of the present invention.

Fig. 1 is a schematic view of a scenario of an alignment method for a wireless communication antenna according to an embodiment of the present invention. The first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device respectively acquire the position information of the other party from the satellite, and after the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device acquire the position information of the other party, the antenna emission angle is adjusted according to the position information, so that the alignment of the antenna angle is realized. However, when the satellite link fails or the satellite signal is interfered, the position information of both the two parties cannot be acquired, for example, in military operations, the Beidou satellite signal is interfered, so that the antenna alignment between the vehicle-mounted wireless communication devices cannot be realized, and the vehicle-mounted wireless communication devices cannot communicate with each other.

To solve the above technical problem, as shown in fig. 2, an embodiment of the present invention provides an alignment method for a wireless communication antenna, which connects a first receiver to a first vehicle-mounted wireless communication device, and sets an omnidirectional receiving antenna in the first receiver, so that the first vehicle-mounted wireless communication device can receive information transmitted by a second vehicle-mounted wireless communication device to various angles through the omnidirectional receiving antenna in the first receiver. And then determining the information with the strongest signal quality and the antenna transmission angle corresponding to the information according to the received information, and transmitting the information to the second vehicle-mounted wireless communication equipment, so that the second vehicle-mounted wireless communication equipment can adjust the antenna transmission angle to the antenna transmission angle with the strongest signal quality, and the antenna alignment between the two vehicle-mounted wireless communication equipment is realized.

Fig. 3 is a flowchart illustrating an alignment method of a wireless communication antenna according to an embodiment of the present invention, which is described with a first vehicle-mounted wireless communication device and a first receiver as an implementation subject. The method comprises steps S301-S304, wherein the first receiver comprises an omnidirectional receiving antenna and is used for connecting with a first vehicle-mounted wireless communication device.

S301, the first receiver receives a plurality of pieces of first information sent by the second vehicle-mounted wireless communication equipment through the omnidirectional receiving antenna. Accordingly, the second in-vehicle wireless communication device transmits the plurality of first information at a plurality of different antenna transmission angles.

Wherein each of the plurality of first information comprises an antenna transmission angle corresponding to the first information.

In some embodiments, the antenna transmission angle may be a horizontal antenna transmission angle, and/or a vertical antenna transmission angle.

In some embodiments, the antenna transmission angle may also be angle information of the antenna relative to a first communicating vehicle used to mount the first on-board wireless communication device.

In some embodiments, the first information may further include an identifier of the second vehicle-mounted wireless communication device, an identifier of the second receiver, an identifier of the first information, sending time of the first information, and other information, which is not described in detail herein.

It should be noted that the second vehicle-mounted wireless communication device transmits the plurality of first information with the same transmission power, that is, the transmission power of the plurality of first information is the same.

In some embodiments, in the antenna transmission angles corresponding to the plurality of first information, an angle interval between two adjacent antenna transmission angles is smaller than a preset threshold, so that a difference between the antenna transmission angles corresponding to the plurality of first information is limited, and thus, the accuracy of the antenna transmission angles when the antennas are aligned is ensured.

In some embodiments, the omni-directional receive antenna is an antenna capable of receiving full-angle signals. Therefore, the first receiver can receive the first information through the omnidirectional receiving antenna at any antenna transmitting angle no matter what antenna transmitting angle the second vehicle-mounted wireless communication device transmits the first information.

As a possible implementation manner, the second vehicle-mounted wireless communication device may scan the rotating antenna within a range of 360 degrees at a preset angular speed, and during the rotation, the first information is respectively transmitted at a plurality of antenna transmission angles with the same transmission power.

For example, the second in-vehicle wireless communication device may transmit the first information at equal angular intervals during the rotation. For example, the second in-vehicle wireless communication device may transmit the first information every 5 degrees of rotation of the antenna during the rotation.

S302, the first receiver determines the optimal transmitting angle of the second vehicle-mounted wireless communication device according to the first information.

The optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle;

as a possible implementation manner, the first receiver may measure the signal quality of the first information when receiving the first information, and store the signal quality of the first information. Illustratively, the signal quality of the first information may be a signal received power of the first receiver for the first information. The first receiver may determine an antenna transmission angle corresponding to the first information with the largest signal reception power among the plurality of first information as an optimal transmission angle of the second in-vehicle wireless communication device.

It should be noted that, during the process of receiving the first information, the first receiver may not receive the first information completely, that is, the first receiver receives only a part of the plurality of first information. The first receiver may process the received first information to determine an optimal transmit angle for the second in-vehicle wireless communication device.

As another possible implementation manner, the first receiver may calculate an average value of the antenna transmission angles carried in the received first information when receiving the first information, and determine the average value as the optimal transmission angle of the second vehicle-mounted wireless communication device.

As another possible implementation manner, the first receiver may screen out first information, of the plurality of first information, of which the signal quality is greater than a preset threshold, calculate an average value of antenna transmission angles carried in the first information, of which the signal quality is greater than the preset threshold, and determine the average value as an optimal transmission angle of the second on-board wireless communication device.

And S303, the first receiver sends second information to the first vehicle-mounted wireless communication device to indicate the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device. Correspondingly, the first vehicle-mounted wireless communication device receives the second information sent by the first receiver.

Wherein the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication device.

In some embodiments, the second information may directly include an optimal transmission angle of the second in-vehicle wireless communication device.

In other embodiments, the second information may include an identification of the first information with the strongest signal quality, and/or a time of transmission of the first information.

In still other embodiments, the second information may further include an antenna transmission angle carried in the plurality of first information received by the first receiver. For example, the second information may include antenna transmission angles carried in a plurality of first information having signal quality greater than a preset threshold.

It should be noted that the second information includes antenna transmission angles carried in a plurality of first information whose signal quality is greater than a preset threshold, so that the second in-vehicle wireless communication device can determine, according to the second information, an optimal transmission angle at which the signal quality is strongest when the first receiver receives the first information.

S304, the first vehicle-mounted wireless communication device sends second information to the second vehicle-mounted wireless communication device. Correspondingly, the second vehicle-mounted wireless communication device receives the second information sent by the first vehicle-mounted wireless communication device.

As one possible implementation, the first in-vehicle wireless communication device may transmit the second information to the second receiver. The second receiver transmits the second information to the second in-vehicle wireless communication device after receiving the second information. So that the second in-vehicle wireless communication device can perform antenna alignment according to the second information after the second in-vehicle wireless communication device receives the second information.

The invention provides an alignment method of a wireless communication antenna, which is characterized in that a first vehicle-mounted wireless communication device is connected with a first receiver, the first receiver can receive a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna, and in the plurality of pieces of first information, the best transmitting angle with the strongest signal quality received by the first receiver is determined. And then, sending second information to the first vehicle-mounted wireless communication device, and instructing the first vehicle-mounted wireless communication device to forward the second information. The second information can indicate the optimal transmitting angle of the second vehicle-mounted wireless communication equipment, so that the second vehicle-mounted wireless communication equipment can adjust the antenna transmitting angle according to the second information, the antenna alignment between the vehicle-mounted wireless communication equipment can be realized without satellite signals, and the communication quality between the vehicle-mounted wireless communication equipment is ensured.

Fig. 4 is a flowchart illustrating another alignment method for a wireless communication antenna according to an embodiment of the present invention, where a first receiver and a second receiver each include an omnidirectional receiving antenna, the first receiver is used to connect to a first vehicle-mounted wireless communication device, and the second receiver is used to connect to a second vehicle-mounted wireless communication device, the method includes steps S401 to S418.

S401, a first receiver receives a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna. Accordingly, the second in-vehicle wireless communication device transmits the plurality of first information at a plurality of different antenna transmission angles.

In some embodiments, the transmission power of the first information is the same, and in the antenna transmission angles corresponding to the first information, an angle interval between two adjacent antenna transmission angles is smaller than a preset threshold.

S402, the first receiver determines the optimal transmitting angle of the second vehicle-mounted wireless communication device according to the first information.

The optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle.

403. The first receiver sends second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device. Correspondingly, the first vehicle-mounted wireless communication device receives the second information sent by the first receiver.

Wherein the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication device. The optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle.

The descriptions of steps S401 to S403 may refer to the descriptions of steps S301 to S303, which are not repeated herein.

S404, the first vehicle-mounted wireless communication device sends second information to a second receiver. Accordingly, the second receiver receives the second information transmitted by the first vehicle-mounted wireless communication device.

S405, the second receiver sends second information to the first vehicle-mounted wireless communication device. Accordingly, the second vehicle-mounted wireless communication device receives the second information transmitted by the second receiver.

S406, the second vehicle-mounted wireless communication device determines the optimal transmitting angle of the second wireless communication device according to the second information.

As a possible implementation manner, the optimal transmission angle may be directly determined by the second vehicle-mounted wireless communication device according to the optimal transmission angle of the second vehicle-mounted wireless communication device in the second information.

As another possible implementation, the second vehicle-mounted wireless communication device may determine the optimal transmission angle of the second wireless communication device according to the identifier of the first information in the second information.

As another possible implementation manner, the second vehicle-mounted wireless communication device may determine an optimal transmission angle of the second wireless communication device according to the transmission time of the first information in the second information.

As another possible implementation manner, the second vehicle-mounted wireless communication device may further determine an optimal transmission angle of the second wireless communication device according to an antenna transmission angle carried in a plurality of first information in the second information, where the signal quality is greater than a preset threshold.

For example, the second vehicle-mounted wireless communication device may determine an average value of the antenna transmission angles carried in the plurality of pieces of first information having the signal quality greater than the preset threshold as the optimal transmission angle of the second wireless communication device.

S407, the second vehicle-mounted wireless communication device adjusts the antenna transmission angle of the second vehicle-mounted wireless communication device to be the optimal transmission angle of the second vehicle-mounted wireless communication device.

As a possible implementation manner, the second vehicle-mounted wireless communication device may adjust the antenna transmission angle according to the current antenna transmission angle and the optimal transmission angle of the second vehicle-mounted wireless communication device. For example, the second vehicle-mounted wireless communication device may rotate the antenna at the preset angular speed after determining the current antenna transmission angle until the antenna transmission angle is the optimal transmission angle of the second vehicle-mounted wireless communication device.

And S408, the second vehicle-mounted wireless communication device sends fifth information to the first receiver. Accordingly, the first receiver receives the fifth information transmitted by the second in-vehicle wireless communication device.

The fifth information is used for indicating that the second vehicle-mounted wireless communication device successfully adjusts the antenna transmission angle.

And S409, the first receiver sends fifth information to the first vehicle-mounted wireless communication equipment. Correspondingly, the first vehicle-mounted wireless communication device receives the fifth information sent by the first receiver.

S410, the first vehicle-mounted wireless communication device sends a plurality of third information at a plurality of different antenna emission angles respectively. Correspondingly, the second receiver receives a plurality of third information sent by the first vehicle-mounted wireless communication device through the omnidirectional receiving antenna.

Wherein each of the plurality of third information includes an antenna transmission angle corresponding to the third information.

In some embodiments, the antenna transmission angle may also be angle information of the antenna relative to a second communication vehicle used to mount the second in-vehicle wireless communication device.

In some embodiments, the third information may further include information such as an identifier of the first vehicle-mounted wireless communication device, an identifier of the first receiver, an identifier of the third information, and a sending time of the third information, which is not described in detail herein.

It should be noted that the first vehicle-mounted wireless communication device transmits the plurality of third information with the same transmission power, that is, the transmission power of the plurality of third information is the same.

In some embodiments, in the antenna transmission angles corresponding to the plurality of third information, an angle interval between two adjacent antenna transmission angles is smaller than a preset threshold, so that a difference between the antenna transmission angles corresponding to the plurality of third information is limited, and thus the accuracy of the antenna transmission angles when the antennas are aligned is ensured.

In some embodiments, the omni-directional receive antenna is an antenna capable of receiving full-angle signals. Therefore, the second receiver can receive the third information through the omnidirectional receiving antenna at any antenna transmitting angle no matter what antenna transmitting angle is when the first vehicle-mounted wireless communication device transmits the third information.

It should be noted that, after the first vehicle-mounted wireless communication device acquires the optimal transmission angle of the second vehicle-mounted wireless communication device and the fifth information indicating that the second vehicle-mounted wireless communication device successfully adjusts the antenna transmission angle, the first vehicle-mounted wireless communication device determines that the second vehicle-mounted wireless communication device successfully adjusts the antenna transmission angle, and may start a process of determining the optimal transmission angle of the first vehicle-mounted wireless communication device. Therefore, the first in-vehicle wireless communication device transmits the plurality of third information at the plurality of different antenna transmission angles, respectively, to start the determination process of the optimum transmission angle of the first in-vehicle wireless communication device.

As a possible implementation manner, the first vehicle-mounted wireless communication device may scan the rotating antenna within a range of 360 degrees at a preset angular velocity, and during the rotation, the third information is respectively sent at a plurality of antenna transmission angles with the same transmission power.

For example, the first vehicle-mounted wireless communication device may transmit the third information at equal angular intervals during the rotation. For example, the first in-vehicle wireless communication device may transmit the third information every 5 degrees of rotation of the antenna during the rotation.

S411, the second receiver determines the optimal transmitting angle of the first vehicle-mounted wireless communication device according to the plurality of third information.

The optimal transmission angle of the first vehicle-mounted wireless communication device is used for representing that the signal quality of the third information received by the second receiver is strongest when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle.

As a possible implementation manner, the second receiver may measure the signal quality of the third information when receiving the third information, and store the signal quality of the third information. Illustratively, the signal quality of the third information may be a signal reception power of the second receiver for the third information. The second receiver may determine an antenna transmission angle corresponding to a third information having a maximum signal reception power among the plurality of third information as an optimal transmission angle of the first in-vehicle wireless communication device.

It should be noted that, during the process of receiving the third information, the second receiver may not receive the third information completely, that is, the second receiver receives only a part of the plurality of third information. The second receiver may process the received third information to determine an optimal transmit angle for the first on-board wireless communication device.

As another possible implementation manner, the second receiver may calculate an average value of the antenna transmission angles carried in the received third information when receiving the third information, and determine the average value as the optimal transmission angle of the first vehicle-mounted wireless communication device.

As another possible implementation manner, the second receiver may screen out third information, of the plurality of third information, of which the signal quality is greater than a preset threshold, calculate an average value of antenna transmission angles carried in the third information, of which the signal quality is greater than the preset threshold, and determine the average value as the optimal transmission angle of the first vehicle-mounted wireless communication device. And S412, the second receiver sends fourth information to the second vehicle-mounted wireless communication device. Accordingly, the second in-vehicle wireless communication device receives the fourth information transmitted by the second receiver.

Wherein the fourth information is used for indicating the optimal transmitting angle of the first vehicle-mounted wireless communication device. The optimal transmitting angle of the first vehicle-mounted wireless communication device is an antenna transmitting angle corresponding to the third information with the strongest signal quality in the plurality of third information.

In some embodiments, the fourth information may directly include an optimal transmission angle of the second in-vehicle wireless communication device.

In other embodiments, the fourth information may include an identification of the third information having the strongest signal quality, and/or a time of transmission of the third information.

In still other embodiments, the fourth information may further include an antenna transmission angle carried in a plurality of third information received by the second receiver. For example, the fourth information may include antenna transmission angles carried in a plurality of third information having signal quality greater than a preset threshold.

It should be noted that the fourth information includes antenna transmission angles carried in a plurality of third information whose signal quality is greater than a preset threshold, so that the first vehicle-mounted wireless communication device may determine, according to the fourth information, an optimal transmission angle at which the signal quality is strongest when the first receiver receives the third information.

And S413, the second vehicle-mounted wireless communication device sends fourth information to the first receiver. Accordingly, the first receiver receives the fourth information transmitted by the second in-vehicle wireless communication device.

And S414, the first receiver sends fourth information to the first vehicle-mounted wireless communication device. Correspondingly, the first vehicle-mounted wireless communication device receives the fourth information sent by the first receiver.

S415, the first vehicle-mounted wireless communication device determines the optimal transmitting angle of the first vehicle-mounted wireless communication device according to the fourth information.

As a possible implementation manner, the optimal transmission angle may be directly determined by the first vehicle-mounted wireless communication device according to the optimal transmission angle of the first vehicle-mounted wireless communication device in the fourth information.

As another possible implementation, the first vehicle-mounted wireless communication device may determine the optimal transmission angle of the first wireless communication device according to the identifier of the third information in the fourth information.

As another possible implementation manner, the first vehicle-mounted wireless communication device may determine the optimal transmission angle of the first wireless communication device according to the transmission time of the third information in the fourth information.

As another possible implementation manner, the first vehicle-mounted wireless communication device may further determine the optimal transmission angle of the first wireless communication device according to an antenna transmission angle carried in a plurality of third information of which the signal quality is greater than a preset threshold in the fourth information.

For example, the first vehicle-mounted wireless communication device may determine an average value of the antenna transmission angles carried in the plurality of pieces of third information having the signal quality greater than the preset threshold as the optimal transmission angle of the first wireless communication device.

S416, the first vehicle-mounted wireless communication device adjusts the antenna transmitting angle of the first vehicle-mounted wireless communication device to be the optimal transmitting angle of the first vehicle-mounted wireless communication device.

As a possible implementation manner, the first vehicle-mounted wireless communication device may adjust the antenna transmission angle according to the current antenna transmission angle and the optimal transmission angle of the first vehicle-mounted wireless communication device. For example, the first vehicle-mounted wireless communication device may rotate the antenna at a preset angular speed after determining the current antenna transmission angle until the antenna transmission angle is the optimal transmission angle of the first vehicle-mounted wireless communication device.

S417, the first vehicle-mounted wireless communication device sends sixth information to the second receiver. Correspondingly, the second receiver receives the sixth information sent by the first vehicle-mounted wireless communication device.

And the sixth information is used for indicating that the first vehicle-mounted wireless communication equipment successfully adjusts the antenna transmitting angle.

And S418, the second receiver sends sixth information to the first vehicle-mounted wireless communication device. Correspondingly, the first vehicle-mounted wireless communication device receives the sixth information sent by the second receiver.

As a possible implementation manner, since the second vehicle-mounted wireless communication device is already in a state where the antenna transmission angle adjustment is successful, the steps S417 to S418 can also be implemented as: the first vehicle-mounted wireless communication device directly sends the sixth information to the second vehicle-mounted wireless communication device, and the second vehicle-mounted wireless communication device directly receives the sixth information.

In some embodiments, after the antenna transmission angle adjustment between the first in-vehicle wireless communication device and the second in-vehicle wireless communication device is successful, the method further comprises: the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device perform a time synchronization process through signaling interaction.

In some embodiments, after the antenna transmission angle adjustment between the first in-vehicle wireless communication device and the second in-vehicle wireless communication device is successful, the method further comprises: the first vehicle-mounted wireless communication device or the second vehicle-mounted wireless communication device receives information which is sent by the third vehicle-mounted wireless communication device and used for requesting the antenna to transmit the angle alignment. The third vehicle-mounted wireless communication device is other vehicle-mounted wireless communication devices except the first vehicle-mounted wireless communication device or the second vehicle-mounted wireless communication device.

Based on the embodiment implemented in fig. 4, the first vehicle-mounted wireless communication device is connected with the first receiver, the second vehicle-mounted wireless communication device is connected with the second receiver, and information interaction between the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device when the antennas are not aligned is realized, so that the optimal transmission angles of the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device are respectively determined, antenna alignment between the vehicle-mounted wireless communication devices is realized, and communication quality between the vehicle-mounted wireless communication devices is ensured.

It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

For example, a person skilled in the art may adjust the execution sequence of the above steps according to actual needs. For example, one skilled in the art may perform steps S410-S418 before steps S401-S409. Steps S401 to S409 are used to indicate an adjustment process of the antenna transmission angle of the second vehicle-mounted wireless communication device, and steps S410 to S418 are used to indicate an adjustment process of the antenna transmission angle of the first vehicle-mounted wireless communication device.

The following are embodiments of the apparatus of the invention, reference being made to the corresponding method embodiments described above for details which are not described in detail therein.

Fig. 5 shows a schematic structural diagram of a first receiver provided in an embodiment of the present invention, where the first receiver 500 includes a cover 501 and a chassis 502. The first receiver 500 is used to connect to a first in-vehicle wireless communication device.

In some embodiments, the first receiver 500 has an appearance of a flat cylinder with a diameter of 560mm, a height of 358mm, and a weight of 20 kg.

In some embodiments, the enclosure 501 and the chassis 502 form an interior space of the first receiver 500 therebetween. The first receiver 500 further includes a baseband unit 503 and a radio frequency unit 504, which are respectively disposed on the chassis 502 of the inner space of the first receiver 500. The first receiver 500 further includes an omni-directional array antenna 505 disposed in the inner space of the first receiver 500.

A radio frequency unit 504, configured to receive, through an omnidirectional receiving antenna 505, a plurality of first information sent by a second vehicle-mounted wireless communication device, where each of the plurality of first information includes an antenna transmission angle corresponding to the first information;

the radio frequency unit 504 is further configured to send a plurality of first information to the baseband unit 503;

a baseband unit 503, configured to receive a plurality of first information, and determine an optimal transmission angle of the second vehicle-mounted wireless communication device according to the plurality of first information, where the optimal transmission angle of the second vehicle-mounted wireless communication device is used to characterize that when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle, the signal quality of the first information received by the first receiver is strongest;

the baseband unit 503 is further configured to send second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, where the second information is used to instruct the second vehicle-mounted wireless communication device to perform the optimal transmission angle.

In one possible implementation manner, the first vehicle-mounted wireless communication device is further configured to send a plurality of third information at a plurality of different antenna transmission angles, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information; the radio frequency unit 404 is further configured to receive fourth information sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna 505, and send the fourth information to the baseband unit; the baseband unit 503 is further configured to receive fourth information, and send the fourth information to the first vehicle-mounted wireless communication device, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to indicate that, when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest.

In a possible implementation manner, the transmission powers of the plurality of first information are the same, and the transmission powers of the plurality of third information are the same; in the antenna emission angles corresponding to the first information, the angle interval between two adjacent antenna emission angles is smaller than a preset threshold value, and in the antenna emission angles corresponding to the third information, the angle interval between two adjacent antenna emission angles is smaller than the preset threshold value.

In a possible implementation manner, the radio frequency unit 504 is further configured to receive, through the omnidirectional receiving antenna 505, fifth information sent by the second vehicle-mounted wireless communication device, where the fifth information is used to indicate that the second vehicle-mounted wireless communication device successfully adjusts an antenna transmission angle.

Fig. 6 shows a schematic structural diagram of another first receiver provided in the embodiment of the present invention, where a first end of a baseband unit 203 of the first receiver 500 is connected to a first vehicle-mounted wireless communication device through a communication interface, and a second end of the baseband unit 203 is connected to a radio frequency unit 504.

In some embodiments, the first receiver 500 further comprises an antenna switch 506, the antenna switch 506 being fixed to the chassis 502 inside the first receiver 500. Antenna switch 506 has a first terminal connected to rf unit 504 and a second terminal connected to omni-directional receive antenna 505. Antenna switch 506 is used to turn on and off omni-directional receiving antenna 505 according to the instruction of radio frequency unit 504.

In some embodiments, the first receiver 500 further comprises a power module 507, and the power module 507 is fixed on the chassis 502 inside the first receiver 500 and is used for connecting a power supply, receiving power from the power supply and supplying power to each module inside the first receiver 500. Illustratively, the power module 507 may be connected to a dc 24V power source. Alternatively, the power module 507 may be connected to an ac 220V power supply. As another example, the power module 507 may output a dc 12V power, a dc 5V power, or a dc 5.5V power to meet the voltage requirements of different modules.

In some embodiments, the first receiver 500 further comprises a communication interface that is affixed to the chassis 502 inside the first receiver 500. A first end of the communication interface is connected to the baseband unit 503. And the second end of the communication interface is used for being connected with the first vehicle-mounted wireless communication equipment to realize the communication between the first receiver and the first vehicle-mounted wireless communication equipment.

Fig. 7 is a schematic structural diagram of a first vehicle-mounted wireless communication device according to an embodiment of the present invention, where the first vehicle-mounted wireless communication device 600 is connected to a first receiver, the first receiver includes an omnidirectional receiving antenna, and the first vehicle-mounted wireless communication device 600 includes: a communication host 601 and a communication antenna 602.

The communication host 601 is configured to receive second information sent by the first receiver, where the second information is used to indicate an optimal transmission angle of the second vehicle-mounted wireless communication device, and the optimal transmission angle of the second vehicle-mounted wireless communication device is used to characterize that when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle, the signal quality of the first information received by the first receiver is strongest;

the communication host 601 is further configured to send second information to the second vehicle-mounted wireless communication device through the communication antenna 602.

In a possible implementation manner, the communication host 601 is further configured to send, through the communication antenna 602, a plurality of third information at a plurality of different antenna transmission angles, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information; the communication host 601 is further configured to receive fourth information sent by the first receiver, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to characterize that when the first vehicle-mounted wireless communication device transmits third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest; the communication host 601 is further configured to determine an optimal transmission angle of the first vehicle-mounted wireless communication device according to the fourth information; the communication host 601 is further configured to adjust an antenna transmission angle of the communication antenna to an optimal transmission angle of the first vehicle-mounted wireless communication device.

In a possible implementation manner, the communication host 601 is further configured to send sixth information to the second vehicle-mounted wireless communication device through the communication antenna 602, where the sixth information is used to indicate that the first vehicle-mounted wireless communication device successfully adjusts the antenna transmission angle.

In some embodiments, the first in-vehicle wireless communication device 600 further includes a communication antenna switch for turning on and off the communication antenna according to an instruction of the communication host 601.

In some embodiments, the first vehicle-mounted wireless communication device 600 further comprises a power module for connecting to a power source, receiving power from the power source, and supplying power to various modules inside the first vehicle-mounted wireless communication device 600. Illustratively, the power module may be connected to a dc 24V power supply. Alternatively, the power module 507 may be connected to an ac 220V power supply. As another example, the power module may be connected to a power source provided by the communication vehicle.

In some embodiments, the first in-vehicle wireless communication device 600 further comprises a communication interface, and a first end of the communication interface is connected with the communication host 601. And the second end of the communication interface is used for being connected with the first receiver to realize the communication between the first receiver and the first vehicle-mounted wireless communication equipment.

Fig. 8 is a schematic structural diagram of a control device according to an embodiment of the present invention. As shown in fig. 8, the control device 700 of this embodiment includes: a processor 701, a memory 702, and a computer program 703 stored in said memory 702 and executable on said processor 701. The processor 701 implements the steps in the method embodiments of the power control systems described above, such as the steps 301 to 304 shown in fig. 3, when executing the computer program 703. Alternatively, the processor 701, when executing the computer program 703, implements the functions of each module/unit in each device embodiment described above, for example, the functions of the baseband unit 503 and the rf unit 504 shown in fig. 5. Also for example, the function of the communication host 601 shown in fig. 7.

Illustratively, the computer program 703 may be partitioned into one or more modules/units that are stored in the memory 702 and executed by the processor 701 to implement the present invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution process of the computer program 703 in the control apparatus 700. For example, the computer program 703 may be divided into a baseband unit 503 and a radio frequency unit 504 shown in fig. 5.

The Processor 701 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.

The memory 702 may be an internal storage unit of the control device 700, such as a hard disk or a memory of the control device 700. The memory 702 may also be an external storage device of the control apparatus 700, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like provided on the control apparatus 700. Further, the memory 702 may also include both an internal storage unit and an external storage device of the control apparatus 700. The memory 702 is used for storing the computer program and other programs and data required by the terminal. The memory 702 may also be used to temporarily store data that has been output or is to be output.

It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.

Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.

In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal and method may be implemented in other ways. For example, the above-described apparatus/terminal embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media which may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. A method for aligning a wireless communication antenna is applied to a first receiver, wherein the first receiver comprises an omnidirectional receiving antenna, and the first receiver is used for connecting a first vehicle-mounted wireless communication device, and the method comprises the following steps:

receiving a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through the omnidirectional receiving antenna, wherein each piece of the plurality of pieces of first information comprises an antenna transmitting angle corresponding to the first information;

determining an optimal transmission angle of the second vehicle-mounted wireless communication device according to the plurality of pieces of first information, wherein the optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle;

sending second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, wherein the second information is used for indicating the optimal transmission angle of the second vehicle-mounted wireless communication device.

2. The method of claim 1, wherein the first vehicle-mounted wireless communication device is further configured to send a plurality of third information at a plurality of different antenna transmission angles, respectively, and each of the plurality of third information includes an antenna transmission angle corresponding to the third information;

the method further comprises the following steps:

receiving fourth information sent by the second vehicle-mounted wireless communication device;

and sending the fourth information to the first vehicle-mounted wireless communication device, wherein the fourth information is used for indicating an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used for representing that the signal quality of the third information received by the second receiver is strongest when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle.

3. The method of claim 2, wherein the plurality of first information have the same transmission power, and the plurality of third information have the same transmission power;

in the antenna emission angles corresponding to the first information, the angle interval between two adjacent antenna emission angles is smaller than a preset threshold value, and in the antenna emission angles corresponding to the third information, the angle interval between two adjacent antenna emission angles is smaller than the preset threshold value.

4. The method of claim 1, further comprising:

and receiving fifth information sent by the second vehicle-mounted wireless communication equipment, wherein the fifth information is used for indicating that the second vehicle-mounted wireless communication equipment successfully adjusts the antenna transmission angle.

5. A method for aligning a wireless communication antenna is applied to a first vehicle-mounted wireless communication device, wherein the first vehicle-mounted wireless communication device is connected with a first receiver, and the first receiver comprises an omnidirectional receiving antenna, and the method comprises the following steps:

receiving second information sent by the first receiver, wherein the second information is used for indicating an optimal transmission angle of a second vehicle-mounted wireless communication device, and the optimal transmission angle of the second vehicle-mounted wireless communication device is used for representing that the signal quality of the first information received by the first receiver is strongest when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle;

transmitting the second information to the second in-vehicle wireless communication device.

6. The method of claim 5, further comprising:

sending a plurality of third information at a plurality of different antenna emission angles, wherein each piece of third information comprises an antenna emission angle corresponding to the third information;

receiving fourth information sent by the first receiver, wherein the fourth information is used for indicating an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used for representing that the signal quality of the third information received by the second receiver is strongest when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle;

determining an optimal transmission angle of the first vehicle-mounted wireless communication device according to the fourth information;

and adjusting the antenna transmission angle of the first vehicle-mounted wireless communication device to be the optimal transmission angle of the first vehicle-mounted wireless communication device.

7. The method of claim 6, further comprising:

and sending sixth information to the second vehicle-mounted wireless communication equipment, wherein the sixth information is used for indicating that the first vehicle-mounted wireless communication equipment is successful in adjusting the antenna transmission angle.

8. A first receiver, wherein the first receiver is configured to connect to a first in-vehicle wireless communication device, and the first receiver comprises a baseband unit, a radio frequency unit, and an omnidirectional receiving antenna;

the radio frequency unit is configured to receive, through the omnidirectional receiving antenna, a plurality of first information sent by a second vehicle-mounted wireless communication device, where each of the plurality of first information includes an antenna transmission angle corresponding to the first information;

the radio frequency unit is further configured to send the plurality of first information to the baseband unit;

the baseband unit is configured to receive the plurality of first information, and determine an optimal transmission angle of the second vehicle-mounted wireless communication device according to the plurality of first information, where the optimal transmission angle is used to characterize that when the second vehicle-mounted wireless communication device transmits the first information at the optimal transmission angle, the signal quality of the first information received by the first receiver is strongest;

the baseband unit is further configured to send second information to the first vehicle-mounted wireless communication device to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, where the second information is used to instruct the second vehicle-mounted wireless communication device to obtain an optimal transmission angle.

9. The first receiver of claim 8, wherein the first vehicle-mounted wireless communication device is further configured to send a plurality of third information at a plurality of different antenna transmission angles, and each of the plurality of third information comprises an antenna transmission angle corresponding to the third information;

the radio frequency unit is further configured to receive fourth information sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna, and send the fourth information to the baseband unit;

the baseband unit is further configured to receive the fourth information, and send the fourth information to the first vehicle-mounted wireless communication device, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to indicate that, when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest.

10. A first vehicle-mounted wireless communication device, wherein the first vehicle-mounted wireless communication device is connected to a first receiver, and the first receiver comprises an omnidirectional receiving antenna therein, and the first vehicle-mounted wireless communication device comprises: a communication host and a communication antenna;

the communication host is configured to receive second information sent by the first receiver, where the second information is used to indicate an optimal transmission angle of a second vehicle-mounted wireless communication device, and the optimal transmission angle of the second vehicle-mounted wireless communication device is used to characterize that when the second vehicle-mounted wireless communication device transmits first information at the optimal transmission angle, the signal quality of the first information received by the first receiver is strongest;

the communication host is further configured to send the second information to the second vehicle-mounted wireless communication device through the communication antenna.

11. The first in-vehicle wireless communication device according to claim 10,

the communication host is further configured to send, through the communication antenna, a plurality of third information at a plurality of different antenna transmission angles, where each of the plurality of third information includes an antenna transmission angle corresponding to the third information;

the communication host is further configured to receive fourth information sent by the first receiver, where the fourth information is used to indicate an optimal transmission angle of the first vehicle-mounted wireless communication device, and the optimal transmission angle of the first vehicle-mounted wireless communication device is used to characterize that when the first vehicle-mounted wireless communication device transmits third information at the optimal transmission angle, the signal quality of the third information received by the second receiver is strongest;

the communication host is further used for determining the optimal transmitting angle of the first vehicle-mounted wireless communication equipment according to the fourth information;

the communication host is further configured to adjust an antenna transmission angle of the communication antenna to an optimal transmission angle of the first vehicle-mounted wireless communication device.

12. A control apparatus, characterized in that the control apparatus comprises a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor, when executing the computer program, implements the steps of the method according to any of the preceding claims 1 to 7.

13. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7.