WO2023092903A1

WO2023092903A1 - Wireless communication antenna alignment method and control apparatus

Info

Publication number: WO2023092903A1
Application number: PCT/CN2022/080996
Authority: WO
Inventors: 周胜兰; 任鹏; 何占林
Original assignee: 中国电子科技集团公司第五十四研究所
Priority date: 2021-11-23
Filing date: 2022-03-15
Publication date: 2023-06-01
Also published as: CN114336051A

Abstract

The present invention provides a wireless communication antenna alignment method and a control apparatus. The method comprises: receiving, by means of an omnidirectional receiving antenna, a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device (S301), each piece of the plurality of pieces of first information comprising an antenna transmitting angle corresponding to the first information; determining, from the plurality of pieces of first information, the first information having the strongest signal quality, and determining an antenna transmitting angle corresponding to the first information having the strongest signal quality as an optimal transmitting angle of the second vehicle-mounted wireless communication device (S302); and sending second information to a first vehicle-mounted wireless communication device (S303) so as to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device (S304), the second information being used for indicating the optimal transmitting angle of the second vehicle-mounted wireless communication device. The present invention can implement the antenna alignment between vehicle-mounted wireless communication devices when a satellite link fails or a satellite signal is interfered.

Description

Alignment method and control device for wireless communication antenna

This patent application claims priority to Chinese Patent Application No. CN202111396215.6 filed on November 23, 2021. The disclosure of the prior application is incorporated by reference in its entirety into this application.

technical field

The present application relates to the field of communication technologies, and in particular to an alignment method and control device for wireless communication antennas.

Background technique

Vehicle-mounted wireless communication equipment is widely used in remote mountainous areas, TV broadcasting, civil air defense, military operations and other long-distance communication occasions due to its advantages such as high communication capacity, long single-hop distance, flexible maneuverability, and strong environmental adaptability.

At present, the antenna alignment technology between vehicle-mounted wireless communication devices mostly adopts a satellite positioning solution. In this scheme, the position information of the vehicle-mounted wireless communication equipment provided by the satellite is mainly used for positioning, and the angle of the antenna is adjusted to realize the antenna alignment between the two vehicle-mounted wireless communication equipment. However, in the event of satellite link failure or satellite signal interference, the vehicle-mounted wireless communication devices cannot obtain the location information of both parties, resulting in the inability to achieve antenna alignment between the vehicle-mounted wireless communication devices.

technical problem

The present application provides an alignment method and a control device for wireless communication antennas, which can realize antenna alignment between vehicle-mounted wireless communication devices when a satellite link fails or satellite signals are interfered.

technical solution

In the first aspect, the present application provides an alignment method of a wireless communication antenna, which is applied to a first receiver, the first receiver includes an omnidirectional receiving antenna, and the first receiver is used to connect to a first vehicle-mounted wireless communication device, The method includes: receiving a plurality of first information sent by a second vehicle wireless communication device through an omnidirectional receiving antenna, each first information in the plurality of first information includes an antenna emission angle corresponding to the first information; according to the The plurality of first pieces of information are used to determine the optimal transmission angle of the second vehicle-mounted wireless communication device, and the optimal transmission angle is used to represent 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 the strongest; sending the second information to the first vehicular wireless communication device to instruct the first vehicular wireless communication device to send the second information to the second vehicular wireless communication device, The second information is used to indicate the optimal transmission angle of the second vehicle wireless communication device.

In a possible implementation manner, the first vehicle-mounted wireless communication device is further configured to transmit a plurality of third pieces of information at multiple different antenna emission angles, and each of the pieces of third information includes information related to The antenna emission angle corresponding to the third information; the method also includes: receiving fourth information sent by the second vehicle-mounted wireless communication device; sending the fourth information to the first vehicle-mounted wireless communication device, wherein the fourth information is used to indicate the first The optimal transmission angle of the vehicle-mounted wireless communication device, the optimal transmission angle of the first vehicle-mounted wireless communication device is used to represent that when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle, the second The signal quality of the third information received by the receiver is the strongest.

In a possible implementation manner, the transmit power of each of the multiple first messages is the same, and the transmit power of each of the multiple third messages is the same; the multiple first messages correspond to Among the antenna emission angles, the angle interval between two adjacent antenna emission angles is less than the preset threshold, and among the antenna emission angles corresponding to the third information, the angle interval between two adjacent antenna emission angles is less than the preset threshold.

In a possible implementation manner, the method further includes: receiving 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 has successfully adjusted the antenna transmission angle.

In the second aspect, the embodiment of the present application provides an alignment method for a wireless communication antenna, including: applying to a first vehicle-mounted wireless communication device, the first vehicle-mounted wireless communication device is connected to a first receiver, and the first receiver includes Omnidirectional receiving antenna, the method includes: receiving second information sent by the first receiver, the second information is used to indicate the optimal emission angle of the second vehicle-mounted wireless communication device, the optimal emission angle of the second vehicle-mounted wireless communication device The angle is used to indicate that when the second vehicle-mounted wireless communication device transmits the first information at an optimal transmission angle, the signal quality of the first receiver receiving the first information is the strongest; sending the first message to the second vehicle-mounted wireless communication device Two information.

In a possible implementation manner, the method further includes: sending a plurality of third information by using a plurality of different antenna radiation angles, and each third information in the plurality of third information includes information corresponding to the third information Antenna emission angle: receiving the fourth information sent by the first receiver, the fourth information is used to indicate the optimal emission angle of the first vehicle-mounted wireless communication device, and the optimal emission angle of the first vehicle-mounted wireless communication device is used to characterize the When the first vehicle-mounted wireless communication device transmits the third information at an optimal transmission angle, the signal quality of the third information received by the second receiver is the strongest; according to the fourth information, determine the maximum signal quality of the first vehicle-mounted wireless communication device Optimum launch angle; adjusting the antenna launch angle of the first vehicle-mounted wireless communication device to the optimum launch angle of the first vehicle-mounted wireless communication device.

In a possible implementation manner, the transmission power of each of the multiple first messages is the same, and the transmit power of each of the multiple third messages is the same; the multiple first messages In the corresponding antenna emission angles, the angular interval between two adjacent antenna emission angles is less than a preset threshold, and in the antenna emission angles corresponding to the plurality of third information, the angular interval between two adjacent antenna emission angles is smaller than the preset threshold. Set the threshold.

In a possible implementation manner, the method further includes: sending sixth information to the second vehicle-mounted wireless communication device, where the sixth information is used to indicate that the first vehicle-mounted wireless communication device has successfully adjusted the antenna radiation angle.

In the third aspect, the embodiment of the present application provides a first receiver, the first receiver is used to connect to the first vehicle wireless communication device, the first receiver includes a baseband unit, a radio frequency unit, and an omnidirectional receiving antenna; the radio frequency unit , for receiving a plurality of first information sent by the second vehicle-mounted wireless communication device through an omnidirectional receiving antenna, where each first information in the plurality of first information includes an antenna emission angle corresponding to the first information; the radio frequency unit , and is also used to send a plurality of first information to the baseband unit; the baseband unit is configured to receive a plurality of first information, and determine the optimal transmission angle of the second vehicle-mounted wireless communication device according to the plurality of first information , the optimum transmission angle is used to represent that when the second vehicle-mounted wireless communication device transmits the first information at the optimum transmission angle, the signal quality of the first information received by the first receiver is the strongest; the baseband unit, It is also used to send second information to the first vehicle-mounted wireless communication device, to instruct the first vehicle-mounted wireless communication device to send second information to the second vehicle-mounted wireless communication device, and the second information is used to indicate the best launch angle.

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 radiation angles, and each third information in the plurality of third information includes information related to the first The antenna emission angle corresponding to the three information; the radio frequency unit is also used to receive the fourth information sent by the second vehicle wireless communication device through the omnidirectional receiving antenna, and send the fourth information to the baseband unit; the baseband unit is also used to receive The fourth information is to send the fourth information to the first vehicle-mounted wireless communication device, wherein the fourth information is used to indicate 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 It is used to represent that the signal quality of the third information received by the second receiver is the strongest when the first vehicle-mounted wireless communication device transmits the third information at an optimal transmission angle.

In a possible implementation manner, the radio frequency unit is further configured to receive fifth information sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna, and the fifth information is used to instruct the second vehicle-mounted wireless communication device to adjust the antenna to transmit Angular succeeds.

In a fourth aspect, the embodiment of the present application provides a first vehicle-mounted wireless communication device, 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 : communication host and communication antenna; communication host, used to receive the second information sent by the first receiver, the second information is used to indicate the best emission angle of the second vehicle wireless communication device, the second vehicle wireless communication device The optimal transmission angle is used to indicate 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 the strongest; the communication host is also used to The second information is transmitted to the second vehicle wireless communication device through the communication antenna.

In a possible implementation manner, the communication host is further configured to send a plurality of third information through a communication antenna at a plurality of different antenna emission angles, and each third information in the plurality of third information includes a The antenna emission angle corresponding to the third information; the communication host is also used to receive the fourth information sent by the first receiver, the fourth information is used to indicate the best emission angle of the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device The optimal transmission angle of the 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 the strongest; the communication host, It is also used to determine the best emission angle of the first vehicle-mounted wireless communication device according to the fourth information; the communication host is also used to adjust the antenna emission angle of the communication antenna to the best emission angle of the first vehicle-mounted wireless communication device.

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 has successfully adjusted the radiation angle of the antenna.

In the fifth aspect, the embodiment of the present application also provides a control device, including a memory, a processor, and a computer program stored in the memory and operable on the processor, and the processor executes the computer program implement the steps of the method described in the first aspect or the second aspect, and any possible implementation manner of the first aspect or the second aspect.

In the sixth aspect, the embodiment of the present application provides a computer-readable storage medium, the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the above first aspect or the second aspect is realized, and The steps of the method described in any possible implementation manner of the first aspect or the second aspect.

For the technical effects brought about by any one of the designs from the third aspect to the sixth aspect, please refer to the technical effects brought about by the corresponding designs in the first aspect or the second aspect, and will not be repeated here.

Beneficial effect

The alignment method and control device of the wireless communication antenna provided in this application, by connecting the first vehicle-mounted wireless communication device with the first receiver, the first receiver can receive the signal sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna. A plurality of first pieces of information, and according to the pieces of first information, determine an optimal transmission angle at which the signal quality received by the first receiver is the strongest. Afterwards, the second information is sent to the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device is instructed to forward the second information. Since the second information can indicate the optimal transmission angle of the second vehicle-mounted wireless communication device, the second vehicle-mounted wireless communication device can adjust the antenna transmission angle according to the second information, and the antenna between the vehicle-mounted wireless communication devices can be realized without satellite signals. Alignment to ensure the quality of communication between on-board wireless communication devices.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the accompanying drawings that need to be used in the descriptions of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description are only for the present application For some embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without paying creative efforts.

FIG. 1 is a schematic diagram of a scenario of a method for aligning a wireless communication antenna provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of an application architecture of a wireless communication antenna alignment method provided by an embodiment of the present application;

FIG. 3 is a schematic flowchart of a method for aligning a wireless communication antenna provided in an embodiment of the present application;

FIG. 4 is a schematic flowchart of another method for aligning a wireless communication antenna provided in an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a first receiver provided in an embodiment of the present application;

FIG. 6 is a schematic structural diagram of another first receiver provided in an embodiment of the present application;

FIG. 7 is a schematic structural diagram of a first vehicle-mounted wireless communication device provided by an embodiment of the present application;

Fig. 8 is a schematic structural diagram of a control device provided by an embodiment of the present application.

Embodiment of this application

In the following description, specific details such as specific system structures and technologies are presented for the purpose of illustration rather than limitation, so as to thoroughly understand the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments without 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 application with unnecessary detail.

In the description of the present application, unless otherwise specified, "/" means "or", for example, A/B may mean A or B. The "and/or" in this article is just an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B, which can mean: A exists alone, A and B exist at the same time, and B exists alone These three situations. In addition, "at least one" means one or more, and "plurality" means two or more. Words such as "first" and "second" do not limit the quantity and execution order, and words such as "first" and "second" do not limit whether the two are exactly the same.

In the embodiments of the present application, words such as "exemplary" or "for example" are used as examples, illustrations or illustrations. Any embodiment or design scheme described as "exemplary" or "for example" in the embodiments of the present application shall not be interpreted as being more preferred or more advantageous than other embodiments or design schemes. To be precise, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete manner for easy understanding.

In addition, the terms "including" and "having" mentioned in the description of the present application and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or modules is not limited to the listed steps or modules, but optionally also includes other unlisted steps or modules, or optionally also Other steps or modules inherent to such processes, methods, products or devices are included.

In order to make the purpose, technical solution and advantages of the present application clearer, the following will describe through specific embodiments in conjunction with other drawings of the present application.

FIG. 1 is a schematic diagram of a scenario of a wireless communication antenna alignment method provided by an embodiment of the present application. The first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device respectively obtain the position information of the other party from the satellite, and after obtaining the position information of the other party, the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device perform antenna transmission according to the position information Angle adjustment, so as to achieve the alignment of the antenna angle. However, in the case of satellite link failure or satellite signal interference, the location information of both parties cannot be obtained. For example, in military operations, the Beidou satellite signal is interfered, resulting in the inability to achieve antenna alignment between vehicle-mounted wireless communication devices. Communication between wireless communication devices is not possible.

In order to solve the above technical problems, as shown in 2, the embodiment of the present application provides a wireless communication antenna alignment method, the method is by connecting the first receiver with the first vehicle-mounted wireless communication device, and An omnidirectional receiving antenna is set in the first receiver, so that the first vehicle-mounted wireless communication device can receive information transmitted from the second vehicle-mounted wireless communication device to various angles through the omnidirectional receiving antenna in the first receiver. Then, according to the received information, determine the information with the strongest signal quality and the antenna emission angle corresponding to the information, and send it to the second vehicle-mounted wireless communication device, so that the second vehicle-mounted wireless communication device adjusts the antenna emission angle to the signal. The strongest quality antenna launch angle, enabling antenna alignment between two vehicle-mounted wireless communication devices.

FIG. 3 is a schematic flow chart of a method for aligning a wireless communication antenna provided by an embodiment of the present application, and the description is made by taking the first vehicle-mounted wireless communication device and the first receiver as execution subjects. Wherein, the first receiver includes an omnidirectional receiving antenna, and the first receiver is used for connecting to a first vehicle-mounted wireless communication device, and the method includes steps S301-S304.

S301. The first receiver receives a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna. Correspondingly, the second vehicle-mounted wireless communication device sends multiple pieces of first information at multiple different antenna radiation angles.

Wherein, each first information in the plurality of first information includes an antenna emission angle corresponding to the first information.

In some embodiments, the antenna radiation angle may be the antenna radiation angle in the horizontal direction, and/or, the antenna radiation angle in the vertical direction.

In some embodiments, the antenna emission angle may also be angle information of the antenna relative to the first communication vehicle, where the first communication vehicle is used to install the first vehicle-mounted wireless communication device.

In some embodiments, the first information may also include information such as the identifier of the second vehicle-mounted wireless communication device, the identifier of the second receiver, the identifier of the first information, and the sending time of the first information, which will not be described in detail in this application.

It should be noted that the second in-vehicle wireless communication device transmits the multiple pieces of first information with the same transmission power, that is, the transmission power of each piece of first information in the multiple pieces of first information is the same.

In some embodiments, among the antenna emission angles corresponding to the plurality of first pieces of information, the angle interval between two adjacent antenna emission angles is smaller than a preset threshold, which limits the difference between the antenna emission angles corresponding to the plurality of first pieces of information, Therefore, the accuracy of the antenna emission angle when the antenna is aligned is ensured. It can be understood that the preset threshold here is a preset adjacent angle value.

In some embodiments, the omnidirectional receiving antenna is an antenna capable of receiving signals from all angles. Therefore, no matter what antenna transmission angle is used when the second vehicle-mounted wireless communication device transmits the first information, the first receiver can receive it through the omnidirectional receiving antenna.

As a possible implementation, the second vehicle-mounted wireless communication device can scan the rotating antenna within a 360-degree range at a preset angular velocity, and during the rotation process, transmit the first information at multiple antenna emission angles with the same transmission power .

Exemplarily, the second vehicle-mounted wireless communication device may respectively send the first information at equal angular intervals during the rotation process. For example, the second vehicle-mounted wireless communication device may send the first information every time the antenna rotates by 5 degrees during the rotation process.

S302. The first receiver determines an optimal transmission angle of the second vehicle-mounted wireless communication device according to a plurality of pieces of first information.

Wherein, the optimal transmission angle of the second vehicle-mounted wireless communication device is used to represent 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 the strongest.

As a possible implementation manner, when receiving the first information, the first receiver may measure the signal quality of the first information, and save the signal quality of the first information. Exemplarily, the signal quality of the first information may be signal reception power of the first receiver for the first information. The first receiver may determine the antenna emission angle corresponding to the first information with the largest signal receiving power among the plurality of first information as the optimal emission angle of the second vehicle wireless communication device.

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

As another possible implementation, when receiving the first information, the first receiver may calculate the average value of the antenna emission angles carried in the received first information, and determine the average value as the second vehicular wireless communication Optimal launch angle for the device.

As another possible implementation, the first receiver may filter out the first information whose signal quality is greater than a preset threshold from among the multiple first information, and calculate the antenna emission carried in the first information whose signal quality is greater than the preset threshold. The average value of the angle, and determine the average value as the optimal transmission angle of the second vehicle wireless communication device. It can be understood that the preset threshold here refers to a preset signal quality value.

S303. The first receiver sends second information to the first vehicular wireless communication device, to instruct the first vehicular wireless communication device to send the second information to the second vehicular 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 to indicate the optimal emission angle of the second vehicle-mounted wireless communication device.

In some embodiments, the second information may directly include the optimal emission angle of the second vehicle-mounted wireless communication device.

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

In some other embodiments, the second information may further include antenna emission angles carried in the pieces of first information received by the first receiver. Exemplarily, the second information may include antenna emission angles carried in pieces of first information whose signal quality is greater than a preset threshold.

It should be noted that the second information includes antenna emission angles carried in multiple first pieces of information whose signal quality is greater than a preset threshold. In this way, the second vehicle-mounted wireless communication device can determine that the first receiver receives the first signal according to the second information. The best launch angle with the strongest signal quality for information.

S304. The first vehicle-mounted wireless communication device sends the 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 a possible implementation manner, the first vehicle-mounted wireless communication device may send the second information to the second receiver. After receiving the second information, the second receiver sends the second information to the second vehicle wireless communication device. Therefore, after the second vehicle-mounted wireless communication device receives the second information, the second vehicle-mounted wireless communication device may perform antenna alignment according to the second information.

The present application provides a method for aligning wireless communication antennas. By connecting the first vehicle-mounted wireless communication device to the first receiver, the first receiver can receive a plurality of second wireless communication devices sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna. One piece of information, and among the plurality of pieces of first information, determine the best transmission angle at which the signal quality received by the first receiver is the strongest. Afterwards, the second information is sent to the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device is instructed to forward the second information. Since the second information can indicate the optimal transmission angle of the second vehicle-mounted wireless communication device, the second vehicle-mounted wireless communication device can adjust the antenna transmission angle according to the second information, and the antenna between the vehicle-mounted wireless communication devices can be realized without satellite signals. Alignment to ensure the quality of communication between on-board wireless communication devices.

Fig. 4 is a schematic flowchart of another method for aligning wireless communication antennas provided by the embodiment of the present application. Both the first receiver and the second receiver include omnidirectional receiving antennas, and the first receiver is used to connect to the first vehicle-mounted wireless The communication device, the second receiver is used to connect to the second vehicle wireless communication device, the method includes steps S401-S418.

S401. The first receiver receives a plurality of pieces of first information sent by a second vehicle-mounted wireless communication device through an omnidirectional receiving antenna. Correspondingly, the second vehicle-mounted wireless communication device sends multiple pieces of first information at multiple different antenna radiation angles.

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

S402. The first receiver determines an optimal transmission angle of the second vehicle-mounted wireless communication device according to a plurality of pieces of first information.

403. The first receiver sends second information to the first vehicular wireless communication device, so as to instruct the first vehicular wireless communication device to send the second information to the second vehicular 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 to indicate the optimal emission angle of the second vehicle-mounted wireless communication device. The optimal transmission angle of the second vehicle wireless communication device is used to represent that when the second vehicle 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 the strongest.

For the description of steps S401-S403, reference may be made to the description of steps S301-S303, which will not be repeated here.

S404. The first vehicle-mounted wireless communication device sends the second information to the second receiver. Correspondingly, the second receiver receives the second information sent by the first vehicle-mounted wireless communication device.

S405. The second receiver sends the second information to the second vehicle wireless communication device. Correspondingly, the second vehicle-mounted wireless communication device receives the second information sent by the second receiver.

S406. The second vehicle-mounted wireless communication device determines an optimal emission 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 manner, 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 sending time of the first information in the second information.

As another possible implementation, the second in-vehicle wireless communication device may also determine the optimal antenna transmission angle of the second wireless communication device according to the antenna emission angles carried in multiple first pieces of information in the second information whose signal quality is greater than a preset threshold. launch angle.

Exemplarily, the second vehicle-mounted wireless communication device may determine the average value of the antenna radiation angles carried in multiple pieces of first information whose signal quality is greater than a preset threshold as the optimal radiation angle of the second wireless communication device.

S407. The second vehicle-mounted wireless communication device adjusts the radiation angle of the antenna of the second vehicle-mounted wireless communication device to an optimal radiation 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 radiation angle according to the current antenna radiation angle and an optimal radiation angle of the second vehicle-mounted wireless communication device. Exemplarily, the second vehicle-mounted wireless communication device may rotate the antenna at a preset angular velocity after determining the current antenna radiation angle until the antenna radiation angle is an optimal radiation angle of the second vehicle-mounted wireless communication device.

S408. The second vehicle-mounted wireless communication device sends fifth information to the first receiver. Correspondingly, the first receiver receives the fifth information sent by the second vehicle-mounted wireless communication device.

Wherein, the fifth information is used to indicate that the second vehicle-mounted wireless communication device successfully adjusts the antenna radiation angle.

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

S410. The first vehicle-mounted wireless communication device sends multiple pieces of third information using multiple different antenna transmission angles respectively. Correspondingly, the second receiver receives multiple pieces of third information sent by the first vehicle-mounted wireless communication device through the omnidirectional receiving antenna.

Wherein, each third information in the plurality of third information includes an antenna emission angle corresponding to the third information.

In some embodiments, the antenna emission angle may also be angle information of the antenna relative to the second communication vehicle, where the second communication vehicle is used to install the second vehicle wireless communication device.

In some embodiments, the third information may also include information such as the identifier of the first vehicle-mounted wireless communication device, the identifier of the first receiver, the identifier of the third information, and the sending time of the third information, which will not be repeated in this application.

It should be noted that the first vehicle-mounted wireless communication device transmits the multiple pieces of third information with the same transmit power, that is, the transmit power of each third piece of information in the multiple pieces of third information is the same.

In some embodiments, among the antenna emission angles corresponding to the plurality of third pieces of information, the angular interval between two adjacent antenna emission angles is smaller than a preset threshold, which limits the difference between the antenna emission angles corresponding to the plurality of third pieces of information, Therefore, the accuracy of the antenna emission angle when the antenna is aligned is ensured. It can be understood that the third information and the first information may have the same or different preset thresholds about the emission angles of adjacent antennas.

In some embodiments, the omnidirectional receiving antenna is an antenna capable of receiving signals from all angles. Therefore, no matter what antenna transmission angle is used when the first vehicle-mounted wireless communication device transmits the third information, the second receiver can receive it through the omnidirectional receiving antenna.

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 for indicating that the second vehicle-mounted wireless communication device has successfully adjusted the antenna transmission angle, the first vehicle-mounted wireless communication device The wireless communication device determines that the second vehicular wireless communication device has successfully adjusted the antenna angle, and may start the process of determining the optimal transmission angle of the first vehicular wireless communication device. Therefore, the first vehicular wireless communication device sends a plurality of third information respectively at a plurality of different antenna emission angles, so as to start the process of determining the optimal emission angle of the first vehicular wireless communication device.

As a possible implementation, the first vehicle-mounted wireless communication device can scan the rotating antenna within a range of 360 degrees at a preset angular velocity, and during the rotating process, transmit the third information at multiple antenna transmission angles with the same transmission power .

Exemplarily, the first vehicle-mounted wireless communication device may respectively send the third information at equal angular intervals during the rotation process. For example, the first vehicle-mounted wireless communication device may send the third information every time the antenna rotates by 5 degrees during the rotation process.

S411. The second receiver determines an optimal transmission angle of the first vehicle-mounted wireless communication device according to a plurality of pieces of third information.

Wherein, the optimal transmission angle of the first vehicle-mounted wireless communication device is used to represent 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 the strongest.

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

It should be noted that, during the process of receiving the third information, the second receiver may not receive all the third information, that is, the second receiver only receives a part of the multiple third information. The second receiver can process the received third information to determine the optimal transmission angle of the first vehicle wireless communication device.

As another possible implementation, when receiving the third information, the second receiver may calculate the average value of the antenna emission angles carried in the received third information, and determine the average value as the first vehicular wireless communication Optimal launch angle for the device.

As another possible implementation, the second receiver may filter out the third information whose signal quality is greater than the preset threshold among the plurality of third information, and calculate the antenna emission carried in the third information whose signal quality is greater than the preset threshold. The average value of the angles, and determine the average value as the optimal transmission angle of the first vehicle-mounted wireless communication device. It can be understood that the third information and the first information may have the same or different preset thresholds related to signal quality.

S412. The second receiver sends fourth information to the second vehicle wireless communication device. Correspondingly, the second vehicle-mounted wireless communication device receives the fourth information sent by the second receiver.

Wherein, the fourth information is used to indicate the optimal transmission angle of the first vehicle-mounted wireless communication device. The optimal emission angle of the first vehicle-mounted wireless communication device is the antenna emission angle corresponding to the third information with the strongest signal quality among the plurality of third information.

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

In some other embodiments, the fourth information may include an identifier of the third information with the strongest signal quality, and/or, a sending time of the third information.

In some other embodiments, the fourth information may further include antenna emission angles carried in pieces of third information received by the second receiver. Exemplarily, the fourth information may include antenna emission angles carried in pieces of third information whose signal quality is greater than a preset threshold.

It should be noted that the fourth information includes antenna emission angles carried in multiple pieces of third information whose signal quality is greater than a preset threshold. In this way, the first vehicle-mounted wireless communication device may determine that the first receiver receives the third information according to the fourth information. The best launch angle with the strongest signal quality for information.

S413. The second vehicle-mounted wireless communication device sends fourth information to the first receiver. Correspondingly, the first receiver receives the fourth information sent by the second vehicle wireless communication device.

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 an optimal emission 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 manner, 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 sending time of the third information in the fourth information.

As another possible implementation, the first in-vehicle wireless communication device may also determine the best antenna for the first wireless communication device according to the antenna emission angles carried in the third pieces of information in the fourth information whose signal quality is greater than a preset threshold. launch angle.

Exemplarily, the first vehicle-mounted wireless communication device may determine the average value of the antenna radiation angles carried in multiple pieces of third information whose signal quality is greater than a preset threshold as the optimal radiation angle of the first wireless communication device.

S416. The first vehicle-mounted wireless communication device adjusts the radiation angle of the antenna of the first vehicle-mounted wireless communication device to an optimal radiation 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 radiation angle according to the current antenna radiation angle and an optimal radiation angle of the first vehicle-mounted wireless communication device. Exemplarily, the first vehicle-mounted wireless communication device may rotate the antenna at a preset angular velocity after determining the current antenna radiation angle until the antenna radiation angle is an optimal radiation 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.

Wherein, the sixth information is used to indicate that the first vehicle-mounted wireless communication device has successfully adjusted the antenna radiation angle.

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

As a possible implementation, since the second vehicle-mounted wireless communication device is already in the state of successfully adjusting the antenna transmission angle, steps S417-S418 can also be implemented as: the first vehicle-mounted wireless communication device directly sends the second vehicle-mounted wireless communication device to the second vehicle-mounted wireless communication device. Sixth information, the sixth information is directly received by the second vehicle-mounted wireless communication device.

In some embodiments, after the antenna transmission angle between the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device is successfully adjusted, the method further includes: the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device Command interaction, time synchronization process.

In some embodiments, after the antenna transmission angle between the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device is successfully adjusted, the method further includes: the first vehicle-mounted wireless communication device or the second vehicle-mounted wireless communication device receives the first The information sent by the three-vehicle wireless communication equipment is used to request the alignment of the antenna emission angle. Wherein, 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 present application realizes that the first vehicle-mounted wireless communication device and the second Information interaction between vehicle-mounted wireless communication devices when the antennas are misaligned, so as to determine the best emission angles of the first vehicle-mounted wireless communication device and the second vehicle-mounted wireless communication device, realize antenna alignment between vehicle-mounted wireless communication devices, and ensure vehicle-mounted wireless communications Communication quality between communication devices.

It should be understood that the sequence numbers of the steps in the above embodiments do not mean the order of execution, and the execution order of each process should be determined by its function and internal logic, and should not constitute any limitation to the implementation process of the embodiment of the present application.

Exemplarily, those skilled in the art may adjust the execution sequence of the above steps according to actual needs. For example, those skilled in the art may execute steps S410-S418 before steps S401-S409. Wherein, steps S401-S409 are used to represent the adjustment process of the antenna radiation angle of the second vehicle-mounted wireless communication device, and steps S410-S418 are used to represent the adjustment process of the antenna radiation angle of the first vehicle-mounted wireless communication device.

The following are device embodiments of the present application, and for details that are not exhaustively described therein, reference may be made to the above-mentioned corresponding method embodiments.

FIG. 5 shows a schematic structural diagram of a first receiver provided by an embodiment of the present application. The first receiver 500 includes a cover 501 and a chassis 502 . The first receiver 500 is used to connect with a first vehicle wireless communication device.

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

In some embodiments, the inner space of the first receiver 500 is formed between the cover body 501 and the chassis 502 . The first receiver 500 also includes a baseband unit 503 and a radio frequency unit 504 , which are respectively arranged on the chassis 502 in the inner space of the first receiver 500 . The first receiver 500 also includes an omnidirectional receiving antenna 505 disposed in the inner space of the first receiver 500 .

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

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

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

The baseband unit 503 is also configured to send second information to the first vehicular wireless communication device, to instruct the first vehicular wireless communication device to send second information to the second vehicular wireless communication device, and the second information is used to indicate that the second vehicular wireless communication Optimal launch angle for the device.

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 radiation angles, and each third information in the plurality of third information includes information related to the first The antenna transmission angle corresponding to the three information; the radio frequency unit 504 is also used to receive the fourth information sent by the second vehicle wireless communication device through the omnidirectional receiving antenna 505, and send the fourth information to the baseband unit; the baseband unit 503 is also used It is used to receive the fourth information, and send the fourth information to the first vehicle wireless communication device, wherein the fourth information is used to indicate the optimal launch angle of the first vehicle wireless communication device, and the optimal launch angle of the first vehicle wireless communication device The angle is used to represent that the signal quality of the third information received by the second receiver is the strongest when the first vehicle-mounted wireless communication device transmits the third information at an optimal transmission angle.

In a possible implementation manner, the radio frequency unit 504 is further configured to receive fifth information sent by the second vehicle wireless communication device through the omnidirectional receiving antenna 505, and the fifth information is used to instruct the second vehicle wireless communication device to adjust the antenna The launch angle was successful.

FIG. 6 shows a schematic structural diagram of another first receiver provided by the embodiment of the present application. The first end of the baseband unit 503 of the first receiver 500 is connected to the first vehicle-mounted wireless communication device through a communication interface. The baseband unit The second end of 503 is connected to the radio frequency unit 504 .

In some embodiments, the first receiver 500 further includes an antenna switch 506 , and the antenna switch 506 is fixed on the chassis 502 inside the first receiver 500 . A first end of the antenna switch 506 is connected to the radio frequency unit 504 , and a second end is connected to the omnidirectional receiving antenna 505 . The antenna switch 506 is used for turning on and off the omnidirectional receiving antenna 505 according to the instruction of the radio frequency unit 504 .

In some embodiments, the first receiver 500 further includes a power module 507, the power module 507 is fixed on the chassis 502 inside the first receiver 500, and is used for connecting to a power supply, receiving power from the power supply, and supplying power to the inside of the first receiver 500. power supply for each module. Exemplarily, the power module 507 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 supply module 507 can output a DC 12V power supply, a DC 5V power supply, or a DC 5.5V power supply to meet the voltage requirements of different modules.

In some embodiments, the first receiver 500 further includes a communication interface, and the communication interface is fixed on the chassis 502 inside the first receiver 500 . The first end of the communication interface is connected to the baseband unit 503 . The second end of the communication interface is used to connect with the first vehicle-mounted wireless communication device to realize the communication between the first receiver and the first vehicle-mounted wireless communication device.

FIG. 7 is a schematic structural diagram of a first vehicle-mounted wireless communication device provided by an embodiment of the present application. The first vehicle-mounted wireless communication device 600 is connected to a first receiver. The first receiver includes an omnidirectional receiving antenna. The first vehicle-mounted wireless communication device 600 The communication device 600 includes: a communication host 601 and a communication antenna 602 .

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

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

In a possible implementation manner, the communication host 601 is further configured to use the communication antenna 602 to send a plurality of third information at a plurality of different antenna emission angles, and each of the third information in the plurality of third information is Including the antenna emission angle corresponding to the third information; the communication host 601 is also used to receive the fourth information sent by the first receiver, the fourth information is used to indicate the best emission angle of the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device The optimal emission angle of the wireless communication device is used to indicate that when the first vehicle-mounted wireless communication device transmits the third information at the optimal emission angle, the signal quality of the third information received by the second receiver is the strongest; the communication host 601 also uses According to the fourth information, determine the optimal transmission angle of the first vehicle wireless communication device; the communication host 601 is further configured to adjust the antenna transmission angle of the communication antenna to the optimal transmission angle of the first vehicle wireless communication device.

In a possible implementation, the communication host 601 is further configured to send sixth information to the second vehicular wireless communication device through the communication antenna 602, the sixth information is used to indicate that the first vehicular wireless communication device has successfully adjusted the antenna transmission angle.

In some embodiments, the first vehicle-mounted wireless communication device 600 further includes a communication antenna switch, which is used to turn on and off the communication antenna 602 according to the instruction of the communication host 601 .

In some embodiments, the first vehicular wireless communication device 600 further includes a power supply module, configured to connect to a power supply, receive power from the power supply, and supply power to various modules inside the first vehicular wireless communication device 600 . Exemplarily, the power module can be connected to a DC 24V power supply. Alternatively, the power module 507 may be connected to an AC 220V power supply. In yet another example, the power supply module can be connected to the power supply provided by the communication vehicle.

In some embodiments, the first vehicle-mounted wireless communication device 600 further includes a communication interface, and the first end of the communication interface is connected to the communication host 601 . The second end of the communication interface is used to connect with the first receiver to realize the communication between the first receiver and the first vehicle-mounted wireless communication device.

Fig. 8 is a schematic structural diagram of a control device provided by an embodiment of the present application. 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 the memory 702 and operable on the processor 701 . When the processor 701 executes the computer program 703 , the steps in the above embodiments of the alignment method are implemented, for example, steps 301 to 304 shown in FIG. 3 . Alternatively, when the processor 701 executes the computer program 703, functions of modules/units in the foregoing device embodiments, for example, functions of the baseband unit 503 and the radio frequency unit 504 shown in FIG. 5 , are realized. Another example is the functions of the communication host 601 shown in FIG. 7 .

Exemplarily, the computer program 703 may be divided into one or more modules/units, and the one or more modules/units are stored in the memory 702 and executed by the processor 701 to complete this application. The one or more modules/units may be a series of computer program instruction segments capable of accomplishing specific functions, and the instruction segments are used to describe the execution process of the computer program 703 in the control device 700 . For example, the computer program 703 may be divided into a baseband unit 503 and a radio frequency unit 504 as shown in FIG. 5 .

The processor 701 can be a central processing unit (Central Processing Unit, CPU), can also be other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. 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 memory of the control device 700 . The memory 702 can also be an external storage device of the control device 700, such as a plug-in hard disk equipped on the control device 700, a smart memory card (Smart Media Card, SMC), a secure digital (Secure Digital, SD) card, flash memory card (Flash Card), etc. Further, the memory 702 may also include both an internal storage unit of the control device 700 and an external storage device. The memory 702 is used to store the computer program and other programs and data required by the terminal. The memory 702 can also be used to temporarily store data that has been output or will be output.

Those skilled in the art can clearly understand that for the convenience and brevity of description, only the division of the above-mentioned functional units and modules is used for illustration. In practical applications, the above-mentioned functions can be assigned to different functional units, Completion of modules means that the internal structure of the device is divided into different functional units or modules to complete all or part of the functions described above. Each functional unit and module in the embodiment may be integrated into one processing unit, or each unit may exist separately physically, or two or more units may be integrated into one unit, and the above-mentioned integrated units may adopt hardware It can also be implemented in the form of software functional units. In addition, the specific names of the functional units and modules are only for the convenience of distinguishing each other, and are not used to limit the protection scope of the present application. For the specific working processes of the units and modules in the above system, reference may be made to the corresponding processes in the aforementioned method embodiments, and details will not be repeated here.

In the above-mentioned embodiments, the descriptions of each embodiment have their own emphases, and for parts that are not detailed or recorded in a certain embodiment, refer to the relevant descriptions of other embodiments.

Those skilled in the art can appreciate that the units and algorithm steps of the examples described in conjunction with the embodiments disclosed herein can be implemented by electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are executed by hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may use different methods to implement the described functions for each specific application, but such implementation should not be regarded as exceeding the scope of the present application.

In the embodiments provided in this application, it should be understood that the disclosed device/terminal and method may be implemented in other ways. For example, the device/terminal embodiments described above are only illustrative. For example, the division of the modules or units is only a logical function division. In actual implementation, there may be other division methods, such as multiple units or Components may be combined or integrated into another system, or some features may be omitted, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

If the integrated module/unit is realized in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, all or part of the processes in the methods of the above embodiments in the present application can also be completed by instructing related hardware through computer programs. The computer programs can be stored in a computer-readable storage medium, and the computer When the program is executed by the processor, the steps in the above-mentioned various method embodiments can be realized. Wherein, the computer program includes computer program code, and the computer program code may be in the form of source code, object code, executable file or some intermediate form. The computer-readable medium may include: any entity or device capable of carrying the computer program code, a recording medium, a USB flash drive, a removable hard disk, a magnetic disk, an optical disk, a computer memory, and a read-only memory (Read-Only Memory, ROM) , random access memory (Random Access Memory, RAM), electric carrier signal, telecommunication signal and software distribution medium, etc. It should be noted that the content contained in the computer-readable medium may be appropriately increased or decreased according to the requirements of legislation and patent practice in the jurisdiction. For example, in some jurisdictions, computer-readable media Excluding electrical carrier signals and telecommunication signals.

The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still implement the foregoing embodiments Modifications to the technical solutions described in the examples, or equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the application, and should be included in the Within the protection scope of this application.

Claims

A method for aligning a wireless communication antenna, characterized in that it is applied to a first receiver, the first receiver includes an omnidirectional receiving antenna, and the first receiver is used to connect to a first vehicle-mounted wireless communication device, The methods include:

receiving a plurality of first information sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna, each first information in the plurality of first information includes an antenna emission angle corresponding to the first information;

According to the plurality of first pieces of information, determine the 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 the transmission angle of the second vehicle-mounted wireless communication device When the first information is transmitted at the optimal transmission angle, the signal quality of the first information received by the first receiver is the strongest;

sending second information to the first vehicular wireless communication device to instruct the first vehicular wireless communication device to send the second information to the second vehicular wireless communication device, the second information is used to instruct the The optimum emission angle of the second vehicle-mounted wireless communication device.
The method according to claim 1, wherein the first vehicle-mounted wireless communication device is further configured to transmit a plurality of third information at a plurality of different antenna radiation angles, each of the plurality of third information Each piece of third information includes an antenna emission angle corresponding to the third information;

The method also includes:

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

sending the fourth information to the first vehicle-mounted wireless communication device, wherein the fourth information is used to indicate the optimal emission angle of the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device's The optimum transmission angle is used to indicate that when the first vehicle-mounted wireless communication device transmits the third information at the optimum transmission angle, the signal quality of the third information received by the second receiver is the strongest.
The method according to claim 2, characterized in that, the transmission power of each of the first information in the plurality of first information is the same, and the transmission power of each of the plurality of third information is the same. The transmission power of the information is the same;

Among the antenna emission angles corresponding to the plurality of first pieces of information, the angle interval between two adjacent antenna emission angles is less than a preset threshold, and among the antenna emission angles corresponding to the plurality of third information, the angle interval between two adjacent antennas The angular separation between the emission angles is less than a preset threshold.
The method according to claim 1, further comprising:

receiving 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 has successfully adjusted the antenna emission angle.
A wireless communication antenna alignment method, characterized in that it is applied to a first vehicle-mounted wireless communication device, the first vehicle-mounted wireless communication device is connected to a first receiver, and the first receiver includes an omnidirectional receiving antenna , the method includes:

receiving second information sent by the first receiver, where the second information is used to indicate the optimal launch angle of the second vehicle-mounted wireless communication device, and the optimal launch angle of the second vehicle-mounted wireless communication device is used to characterize the When the second vehicle-mounted wireless communication device transmits the first information at an optimal transmission angle, the signal quality of the first information received by the first receiver is the strongest;

The second information is sent to the second vehicle wireless communication device.
The method according to claim 5, wherein the method further comprises:

sending a plurality of third information at a plurality of different antenna emission angles, where each third information in the plurality of third information includes an antenna emission angle corresponding to the third information;

receiving 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 for Characterizing that when the first vehicle-mounted wireless communication device transmits the third information at an optimal transmission angle, the signal quality of the third information received by the second receiver is the strongest;

According to the fourth information, determine the optimal transmission angle of the first vehicle-mounted wireless communication device;

Adjusting the radiation angle of the antenna of the first vehicle-mounted wireless communication device to an optimal radiation angle of the first vehicle-mounted wireless communication device.
The method according to claim 6, further comprising:

Send sixth information to the second vehicle-mounted wireless communication device, where the sixth information is used to indicate that the first vehicle-mounted wireless communication device has successfully adjusted the antenna transmission angle.
A first receiver, characterized in that 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 configured to receive a plurality of first information sent by the second vehicle-mounted wireless communication device through the omnidirectional receiving antenna, and each first information in the plurality of first information includes information related to the first information. An antenna emission angle corresponding to the information;

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

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

The baseband unit is further configured to send second information to the first vehicle-mounted wireless communication device, so as to instruct the first vehicle-mounted wireless communication device to send the second information to the second vehicle-mounted wireless communication device, the The second information is used to indicate the optimal transmission angle of the second vehicle-mounted wireless communication device.
The first receiver according to claim 8, wherein the first vehicle-mounted wireless communication device is further configured to transmit a plurality of third information at a plurality of different antenna radiation angles, and the plurality of third information is Each of the third information includes an antenna emission 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, wherein the fourth information is used to indicate that the first vehicle-mounted wireless communication device The optimal transmission angle of the first vehicle-mounted wireless communication device is used to represent that when the first vehicle-mounted wireless communication device transmits the third information at the optimal transmission angle, the second receiver The signal quality of the received third information is the strongest.
A first vehicle-mounted wireless communication device, characterized in that 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 : communication host and communication antenna;

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

The communication host is further configured to send the second information to the second vehicle-mounted wireless communication device through the communication antenna.
The first in-vehicle wireless communication device according to claim 10, wherein:

The communication host is further configured to send a plurality of third information at a plurality of different antenna emission angles through the communication antenna, and each third information in the plurality of third information includes information related to the first information. The antenna emission angle corresponding to the three information;

The communication host is further configured to receive fourth information sent by the first receiver, where the fourth information is used to indicate the optimal launch angle of the first vehicle-mounted wireless communication device, and the first vehicle-mounted wireless communication device The optimal transmission angle of the 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 the strongest;

The communication host is further configured to determine an optimal emission angle of the first vehicle-mounted wireless communication device according to the fourth information;

The communication host is further configured to adjust the antenna radiation angle of the communication antenna to the optimal radiation angle of the first vehicle-mounted wireless communication device.
A control device, characterized in that the control device includes a memory, a processor, and a computer program stored in the memory and operable on the processor, characterized in that the processor executes the computer program The program implements the steps of the method as described in any one of claims 1 to 7 above.
A computer-readable storage medium, the computer-readable storage medium stores a computer program, characterized in that, when the computer program is executed by a processor, the steps of the method described in any one of claims 1 to 7 above are implemented .