WO2024109598A1

WO2024109598A1 - Beidou short message communication method, device, system and storage medium

Info

Publication number: WO2024109598A1
Application number: PCT/CN2023/131672
Authority: WO
Inventors: 胡华智; 郭尚进
Original assignee: 亿航智能设备（广州）有限公司
Priority date: 2022-11-22
Filing date: 2023-11-15
Publication date: 2024-05-30

Abstract

Disclosed in the present invention are a Beidou short message communication method, a device, a system and a storage medium. The method comprises: acquiring state data of an aircraft, and compressing the state data into aircraft message data according to a preset private protocol and the message data length of a Beidou short message (S1); and loading the aircraft message data to a request data segment of the Beidou short message, and sending the loaded aircraft Beidou short message to a preset ground station, so that the ground station analyzes and obtains the request data in the aircraft Beidou short message according to the message protocol of the Beidou short message, and recovers the request data according to the private protocol to obtain the state data of the aircraft (S2). Therefore, the present invention achieves an ultrahigh ultra-long-distance continuous communication solution between aircrafts and ground stations, thereby providing stable communication guarantee for long-distance inter-provincial flights of unmanned aircrafts, and enhancing the flight safety.

Description

Beidou short message communication method, device, system and storage medium

Technical Field

The present invention relates to the technical field of unmanned aerial vehicles, and in particular to a Beidou short message communication method, device, system and storage medium.

Background technique

At present, the existing aircraft have limited communication distances and cannot achieve ultra-long-distance continuous communication of more than 500 kilometers. At the same time, 4G/5G networks do not cover the 1,000-meter true altitude airspace. Therefore, if aircraft such as drones need to fly across provinces, the flight altitude will generally be set at around 1,000 meters, and the flight distance may also be around 500 kilometers. Based on this, in order to ensure a stable communication link and flight safety, how to achieve ultra-high and ultra-long-distance continuous communication between aircraft and ground stations has become a technical problem that needs to be solved urgently.

technical problem

In view of this, the present invention proposes a Beidou short message communication method, device, system and storage medium to solve the technical problem of unstable continuous communication between aircraft and ground stations at ultra-high and ultra-long distances.

Technical Solutions

According to one aspect of the present invention, an embodiment of the present invention proposes a Beidou short message communication method, including:

Acquire the status data of the aircraft, and compress the status data into aircraft message data according to a preset private protocol and a message data length of a Beidou short message;

The aircraft message data is loaded into the request data segment of the Beidou short message, and the loaded aircraft Beidou short message is sent to a preset ground station, so that the ground station parses the Beidou short message according to the message protocol of the Beidou short message to obtain the request data contained in the aircraft Beidou short message, and restores the request data according to the private protocol to obtain the status data of the aircraft.

An embodiment of the present invention also proposes a Beidou short message communication device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor. When the computer program is executed by the processor, the steps of the Beidou short message communication method as described in any one of the above items are implemented.

An embodiment of the present invention further proposes a computer-readable storage medium, on which a Beidou short message communication program is stored. When the Beidou short message communication program is executed by a processor, the steps of the Beidou short message communication method as described in any one of the above items are implemented.

The embodiment of the present invention further proposes an aircraft system based on Beidou short message communication, comprising: an aircraft equipped with a first Beidou short message module, a computer equipped with a second Beidou short message module, an aircraft command and dispatch system communicating with the computer, and a ground station communicating with the aircraft command and dispatch system; wherein:

The aircraft is configured to send the flight data of the aircraft and the aircraft identification of the aircraft to the second Beidou short message module through the first Beidou short message module;

The computer is configured to receive the flight data through the second Beidou short message module, obtain the aircraft identification, and send the flight data to the aircraft command and dispatch system according to the data request of the aircraft command and dispatch system and the aircraft identification;

The aircraft command and dispatch system is configured to display the flight data according to the aircraft identification and provide a data sharing interface, and receive control instructions sent by the ground station according to the instruction request of the ground station and the aircraft identification;

The ground station is configured to receive the flight data transmitted by the data sharing interface, generate the control instruction according to the control requirements of the aircraft, and send the control instruction to the aircraft command and dispatch system according to the aircraft identification.

Beneficial Effects

The Beidou short message communication method, device, system and computer-readable storage medium of the embodiment of the present invention obtain the status data of the aircraft, and compress the status data into aircraft message data according to the preset private protocol and the message data length of the Beidou short message; load the aircraft message data into the request data segment of the Beidou short message, and send the loaded aircraft Beidou short message to a preset ground station, so that the ground station can parse the Beidou short message according to the Beidou short message protocol to obtain the request data contained in the aircraft Beidou short message, and restore the request data according to the private protocol to obtain the status data of the aircraft. A super-high and super-long-distance continuous communication solution between the aircraft and the ground station is realized, which provides a stable communication guarantee for unmanned aerial vehicles to realize long-distance cross-provincial flights and enhances flight safety.

BRIEF DESCRIPTION OF THE DRAWINGS

The present invention will be further described below with reference to the accompanying drawings and embodiments, in which:

FIG1 is a first flow chart of a Beidou short message communication method according to an embodiment of the present invention.

FIG. 2 is a second flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG3 is a third flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG. 4 is a fourth flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG5 is a fifth flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG6 is a sixth flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG. 7 is a seventh flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG8 is an eighth flow chart of the Beidou short message communication method according to an embodiment of the present invention.

FIG9 is a structural block diagram of an aircraft system based on Beidou short message communication according to an embodiment of the present invention.

Embodiments of the present invention

It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

In the subsequent description, the suffixes such as "module", "component" or "unit" used to represent elements are only used to facilitate the description of the present invention, and have no specific meanings. Therefore, "module", "component" or "unit" can be used in a mixed manner.

Fig. 1 is a first flow chart of a Beidou short message communication method according to an embodiment of the present invention. This embodiment proposes a Beidou short message communication method, which includes:

S1. Acquire the status data of the aircraft, and compress the status data into aircraft message data according to a preset private protocol and the message data length of a Beidou short message.

S2. Load the aircraft message data into the request data segment of the Beidou short message, and send the loaded aircraft Beidou short message to a preset ground station, so that the ground station parses the Beidou short message according to the message protocol of the Beidou short message to obtain the request data contained in the aircraft Beidou short message, and restores the request data according to the private protocol to obtain the status data of the aircraft.

In this embodiment, a module that can receive Beidou short messages is installed on the aircraft. Wherein, the Beidou short message module is powered by the aircraft battery, and at the same time, the aircraft data is accessed after conversion according to the Beidou short message data interface; similarly, the above module installation is also performed in the ground station. Unlike the aircraft, the Beidou short message module of the ground station is powered by a stable power supply, and at the same time, the data interface is connected to the ground station via USB. Based on this, in this embodiment, first of all, considering that the length of each message data of the Beidou short message is limited, therefore, this embodiment will be for the aircraft, and its flight control will compress the aircraft status data bytes to be transmitted according to the private protocol, and then load it into the data payload actual data segment of the Beidou short message protocol, and send data according to the data protocol of the Beidou short message. In this embodiment, after the ground station receives the above-mentioned Beidou short message, it parses the data through the Beidou short message data protocol, and the parsed data parses the aircraft status data according to the private protocol, and refreshes the interface display. Furthermore, in this embodiment, the ground station compresses the control instructions according to the private protocol, and then sends the data according to the Beidou short message data protocol; after the aircraft Beidou short message receives the data, it parses the data according to the Beidou short message data protocol, and then parses the instructions according to the private protocol. The flight control controls the flight of the aircraft according to the received instructions.

This embodiment obtains the status data of the aircraft, and compresses the status data into aircraft message data according to a preset private protocol and the message data length of the Beidou short message; loads the aircraft message data into the request data segment of the Beidou short message, and sends the loaded aircraft Beidou short message to a preset ground station, so that the ground station parses the Beidou short message according to the Beidou short message protocol to obtain the request data contained in the aircraft Beidou short message, and restores the request data according to the private protocol to obtain the status data of the aircraft. A super-high and super-long-distance continuous communication solution between an aircraft and a ground station is implemented, which provides a stable communication guarantee for unmanned aerial vehicles to achieve long-distance cross-provincial flights and enhances flight safety.

FIG2 is a second flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the state data of the aircraft is obtained, and the state data is compressed into aircraft message data according to a preset private protocol and the message data length of the Beidou short message, including:

S11. Obtain the flight altitude of the aircraft, and when the flight altitude exceeds a preset altitude, detect the network status of the aircraft.

S12. In the network status, when it is determined that the aircraft has lost the cellular communication network, starting a Beidou short message module preloaded in the aircraft, and converting and receiving the status data through a data interface of the Beidou short message module.

Optionally, in this embodiment, the flight altitude of the aircraft is obtained, and the network status of the aircraft is detected; when the flight altitude exceeds a preset altitude, the network status of the aircraft is detected, and when it is determined in the network status that the aircraft has lost the cellular communication network, the Beidou short message module preloaded on the aircraft is started, and the status data is converted and received through the data interface of the Beidou short message module; or, when the flight altitude has not exceeded the preset altitude, but the network status of the aircraft is detected, when it is determined that the aircraft has lost the cellular communication network, the Beidou short message module preloaded on the aircraft is started, and the status data is converted and received through the data interface of the Beidou short message module.

FIG3 is a third flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the state data of the aircraft is obtained, and the state data is compressed into aircraft message data according to a preset private protocol and the message data length of the Beidou short message, including:

S13. Acquire the relative distance between the aircraft and the ground station, and detect the network status of the aircraft when the relative distance exceeds the effective communication distance between the aircraft and the ground station.

S14. In the network status, when it is determined that the aircraft has lost the cellular communication network, a Beidou short message module preloaded in the aircraft is started, and the status data is converted and received through a data interface of the Beidou short message module.

Optionally, in this embodiment, the relative distance between the aircraft and the ground station is obtained, and the network status of the aircraft is detected; when the relative distance exceeds the effective communication distance between the aircraft and the ground station, it is further determined in the network status whether the aircraft has lost the cellular communication network, and if so, the Beidou short message module preloaded on the aircraft is started, and the status data is converted and received through the data interface of the Beidou short message module; or, when the relative distance has not exceeded the effective communication distance between the aircraft and the ground station, if it is determined in the network status that the aircraft has lost the cellular communication network, the Beidou short message module preloaded on the aircraft is started, and the status data is converted and received through the data interface of the Beidou short message module.

FIG4 is a fourth flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the state data of the aircraft is obtained, and the state data is compressed into aircraft message data according to a preset private protocol and the message data length of the Beidou short message, including:

S15. When it is determined that the aircraft has lost the cellular communication network and the relative distance between the aircraft and the ground station exceeds the effective communication distance between the aircraft and the ground station, obtain aircraft data to be sent.

S16. Integrate and/or convert the aircraft data according to the message data length to obtain the status data, and compress the status data into the aircraft message data according to the private protocol and the message data length of the Beidou short message.

Optionally, in this embodiment, when the sending of the above-mentioned aircraft data via the cellular communication network fails, it is detected whether the relative distance exceeds the effective communication distance between the aircraft and the ground station; if so, the Beidou short message module is enabled, and the aircraft data is integrated and/or converted according to the message data length to obtain the status data, and the status data is compressed into the aircraft message data according to the private protocol and the message data length of the Beidou short message.

FIG5 is a fifth flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the state data of the aircraft is obtained, and the state data is compressed into aircraft message data according to a preset private protocol and the message data length of the Beidou short message, including:

S17. When it is determined that the aircraft has lost the cellular communication network and the relative distance between the aircraft and the ground station exceeds the effective communication distance between the aircraft and the ground station, obtain aircraft data to be sent.

S18. Integrate and compress the status data according to the private protocol and the message data length to obtain the aircraft message data.

Optionally, in this embodiment, based on the private protocol and the message data length, the status data is further integrated and compressed according to one or more of the data type, data capacity and data priority in the status data to obtain the aircraft message data.

FIG6 is a sixth flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, this embodiment further proposes a Beidou short message communication method, which is applied to a ground station. The method includes:

S10. After determining that the communication connection with the aircraft is lost, start the Beidou short message module preloaded in the ground station, and receive aircraft message data sent by the aircraft through the Beidou short message module.

S20. Obtain request data contained in the Beidou short message of the aircraft according to the message protocol of the Beidou short message, and restore the request data according to a preset private protocol to obtain status data of the aircraft.

This embodiment starts the Beidou short message module preloaded in the ground station after determining that the communication connection with the aircraft is lost, and receives the aircraft message data sent by the aircraft through the Beidou short message module; obtains the request data contained in the Beidou short message of the aircraft according to the message protocol of the Beidou short message, and restores the request data according to the preset private protocol to obtain the status data of the aircraft. A continuous communication solution for ultra-high and ultra-long distance between the aircraft and the ground station is realized, which provides stable communication guarantee for unmanned aerial vehicles to realize long-distance inter-provincial flights and enhances flight safety.

FIG7 is a seventh flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the method further includes:

S21. Acquire control data for the aircraft, and compress the control data into ground station message data according to the private protocol and the message data length.

S22. Load the ground station message data into the request data segment of the Beidou short message, and send the loaded ground station Beidou short message to a preset aircraft, so that the aircraft parses the message protocol to obtain the request data contained in the ground station Beidou short message, and restores the request data according to the private protocol to obtain the control data for the aircraft.

In this embodiment, the flight altitude of the aircraft is actively obtained by the ground station, and the network status of the aircraft is detected; when the flight altitude exceeds a preset altitude, the network status of the aircraft is detected, and when it is determined in the network status that the aircraft has lost the cellular communication network, the Beidou short message module preloaded by the ground station is started, and the control data is converted and received through the data interface of the Beidou short message module; or, when the flight altitude has not exceeded the preset altitude, but the network status of the aircraft is detected, when it is determined that the aircraft has lost the cellular communication network, the Beidou short message module preloaded by the ground station is started, and the control data is converted and received through the data interface of the Beidou short message module.

Optionally, in this embodiment, the relative distance between the aircraft and the ground station is obtained, and the network status of the aircraft is detected; when the relative distance exceeds the effective communication distance between the aircraft and the ground station, it is further determined in the network status whether the aircraft has lost the cellular communication network, and if so, the Beidou short message module preloaded by the ground station is started, and the control data is converted and received through the data interface of the Beidou short message module; or, when the relative distance has not exceeded the effective communication distance between the aircraft and the ground station, if it is determined in the network status that the aircraft has lost the cellular communication network, the Beidou short message module preloaded by the aircraft is started, and the control data is converted and received through the data interface of the Beidou short message module.

FIG8 is an eighth flow chart of the Beidou short message communication method according to an embodiment of the present invention. Based on the above embodiment, the method further includes:

S31. Obtain the flight altitude of the aircraft, and when the flight altitude exceeds a preset altitude, detect the network status of the aircraft; or, obtain the relative distance between the ground station and the aircraft, and when the relative distance exceeds the effective communication distance between the ground station and the aircraft, detect the network status of the aircraft.

S32: In the network state, when it is determined that the aircraft has lost the cellular communication network, the Beidou short message module is started, and the control data is converted and received through the data interface of the Beidou short message module.

Optionally, in this embodiment, when the sending of the above-mentioned aircraft data via the cellular communication network fails, it is detected whether the relative distance exceeds the effective communication distance between the aircraft and the ground station; if so, the Beidou short message module is enabled, and the ground station data is integrated and/or converted according to the message data length to obtain the control data, and the control data is compressed into the ground station message data according to the private protocol and the message data length of the Beidou short message.

Optionally, in this embodiment, based on the private protocol and the message data length, the control data is further integrated and compressed according to one or more of the data type, data capacity and data priority in the control data to obtain the ground station message data.

Based on the above embodiments, the present invention also proposes a Beidou short message communication device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor. When the computer program is executed by the processor, the steps of the Beidou short message communication method as described in any one of the above items are implemented.

It should be noted that the above-mentioned device embodiment and method embodiment belong to the same concept, and the specific implementation process is detailed in the method embodiment, and the technical features in the method embodiment are correspondingly applicable in the device embodiment, which will not be repeated here.

Based on the above embodiments, the present invention also proposes a computer-readable storage medium, which stores a Beidou short message communication program. When the Beidou short message communication program is executed by a processor, the steps of the Beidou short message communication method as described in any one of the above items are implemented.

Figure 9 is a block diagram of an aircraft system based on Beidou short message communication of the present invention. This embodiment proposes an aircraft system based on Beidou short message communication, the system comprising: an aircraft 10 equipped with a first Beidou short message module 11, a computer 20 equipped with a second Beidou short message module 12, an aircraft command and dispatch system 30 communicating with the computer 20, and a ground station 40 communicating with the aircraft command and dispatch system 30;

The aircraft 10 is used to send the flight data of the aircraft 10 and the aircraft identification of the aircraft 10 to the second Beidou short message module 12 through the first Beidou short message module 11;

The computer 20 is used to receive the flight data through the second Beidou short message module 12, obtain the aircraft identification, and send the flight data to the aircraft command and dispatch system 30 according to the data request of the aircraft command and dispatch system 30 and the aircraft identification; when there are multiple aircraft 10, the second Beidou short message module 12 can simultaneously receive the flight data of multiple aircraft 10 and obtain the identification of each aircraft to realize communication between a single computer 20 and multiple aircraft 10.

The aircraft command and dispatch system 30 is used to display the flight data according to the aircraft identification and provide a data sharing interface, and receive the control command sent by the ground station 40 according to the command request of the ground station 40 and the aircraft identification;

The ground station 40 is used to receive the flight data transmitted by the data sharing interface, generate the control instruction according to the control requirements of the aircraft 10, and send the control instruction to the aircraft command and dispatch system 30 according to the aircraft identification.

In this embodiment, considering that the current aircraft system cannot continuously monitor the flight status data of an aircraft with a true altitude of 1000 meters and a distance of 500 kilometers, the aircraft system based on Beidou short message communication proposed in this embodiment can realize the reception of status data of multiple aircraft 10 and the sending of control instructions, and share them with other ground stations 40 or other aircraft command and dispatch systems 30 in real time for synchronous monitoring.

In this embodiment, the aircraft equipped with the first Beidou short message module 11 sends flight data to the second Beidou short message module 12 on the ground. After receiving the above-mentioned flight data, the second Beidou short message module 12 on the ground connects the flight data to the computer 20 connected to the Internet through the data interface. After receiving the flight data of the second Beidou short message module 12, the computer 20 matches the first Beidou card number and/or the second Beidou card number, using one or two Beidou card numbers as unique identifiers. The computer 20 sends the flight data according to the data format requirements received by the aircraft command and dispatch system 30. After receiving the flight data, the aircraft command and dispatch system 30 displays and provides a sharing function on the monitoring system of the aircraft. Based on this, the ground station 40 receives and sends control instructions through the above-mentioned aircraft command and dispatch system 30.

Optionally, in this embodiment, the aircraft is further used to send the first Beidou card number of the first Beidou short message module 11 , the flight data and the aircraft identification to the second Beidou short message module 12 through the first Beidou short message module 11 .

Among them, the flight data is converted by the first Beidou short message module 11 according to the message protocol and sent to the second Beidou short message module 12 together with the aircraft identification; or, the flight data is converted by the first Beidou short message module 11 according to the message protocol and sent to the second Beidou short message module 12 together with the first Beidou card number; or, the flight data is converted by the first Beidou short message module 11 according to the message protocol, and the converted data is directly sent to the second Beidou short message module 12.

Optionally, in this embodiment, the computer 20 is also used to receive the flight data through the second Beidou short message module 12, obtain the first Beidou card number and the aircraft identification, and determine the aircraft corresponding to the flight data according to the first Beidou card number and/or the aircraft identification.

Among them, when the computer 20 does not store the comparison table between each first Beidou card number and each aircraft, the aircraft 10 to which the received flight data belongs is determined according to the received aircraft identification; when the computer 20 has stored the comparison table between each first Beidou card number and each aircraft and received the first Beidou card number, the aircraft 10 to which the received flight data belongs is determined according to the received first Beidou card number; when the computer 20 has stored the comparison table between each first Beidou card number and each aircraft but has not received the first Beidou card number, the first Beidou card number corresponding to the current data reception is queried from the Beidou satellite, and the aircraft 10 to which the received flight data belongs is determined based on this.

Optionally, in this embodiment, the computer 20 is further used to receive the control instruction sent by the aircraft command and dispatch system 30, and select the aircraft 10 according to the aircraft identification corresponding to the control instruction.

Optionally, in this embodiment, the computer 20 is also used to, after selecting the aircraft 10, determine the first Beidou card number of the first Beidou short message module 11 corresponding to the aircraft according to the aircraft identification, and send the control instruction to the first Beidou short message module 11 according to the second Beidou card number of the second Beidou short message module 12 and the ground station 40 identification of the ground station 40.

Optionally, in this embodiment, the flight data after data conversion is restored by the above-mentioned computer 20, so as to facilitate the aircraft command and dispatch system 30 to accurately identify, import and process.

Optionally, in this embodiment, the aircraft 10 is also used to obtain the second Beidou card number and the ground station 40 identifier corresponding to the control instruction when the control instruction is received through the first Beidou short message module 11, and execute the control instruction according to the second Beidou card number and/or the ground station 40 identifier.

Optionally, in this embodiment, when the aircraft command and dispatch system 30 needs to forward a control instruction sent by the ground station 40 to the aircraft 10, the control instruction is handed over to the above-mentioned computer 20, and the second Beidou short message module 12 of the computer 20 performs data conversion to meet the communication protocol requirements of the short message.

Optionally, in this embodiment, the aircraft command and dispatch system 30 is also used to determine the aircraft 10 corresponding to the flight data according to the aircraft identification and/or the first Beidou card number, and display the flight data in the first display area of the aircraft command and dispatch system 30.

Optionally, in this embodiment, the aircraft command and dispatch system 30 is also used to provide a data sharing interface, and display the flight data in the second display area of the ground station 40 through the data sharing interface.

Optionally, in this embodiment, the aircraft command and dispatch system 30 is also used to provide an instruction forwarding interface, and to forward the control instructions individually, in batches, or conditionally through the instruction forwarding interface.

Optionally, in this embodiment, the ground station 40 is also used to generate unified deployment instructions for the multiple aircraft 10 according to the overall control requirements of the multiple aircraft 10, and send the unified deployment instructions to the aircraft command and dispatch system 30, so that the aircraft command and dispatch system 30 decomposes the unified deployment instructions according to the message structure of the Beidou short message to obtain decomposed instructions corresponding to each of the aircraft 10.

The aircraft system of this embodiment is composed of an aircraft equipped with a first Beidou short message module 11, a computer 20 equipped with a second Beidou short message module 12, an aircraft command and dispatch system 30 communicating with the computer 20, and a ground station 40 communicating with the aircraft command and dispatch system 30. A continuous communication scheme of ultra-high and ultra-long distance between the aircraft and the ground station 40 is realized, which provides a stable communication guarantee for unmanned aerial vehicles to realize long-distance inter-provincial flights and enhances flight safety.

It should be noted that the above-mentioned medium embodiment and method embodiment belong to the same concept, and the specific implementation process is detailed in the method embodiment, and the technical features in the method embodiment are correspondingly applicable in the medium embodiment, which will not be repeated here.

Through the description of the above implementation methods, those skilled in the art can clearly understand that the above-mentioned embodiment methods can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is a better implementation method. Based on such an understanding, the technical solution of the present invention is essentially or the part that contributes to the prior art can be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), including a number of instructions for a terminal (which can be a mobile phone, computer, server, air conditioner, or network equipment, etc.) to execute the methods described in each embodiment of the present invention.

The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the enlightenment of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the purpose of the present invention and the claims, which all fall within the protection of the present invention.

Industrial Applicability

The Beidou short message communication method, device and computer-readable storage medium of the embodiment of the present invention obtain the status data of the aircraft, and compress the status data into aircraft message data according to the preset private protocol and the message data length of the Beidou short message; load the aircraft message data into the request data segment of the Beidou short message, and send the loaded aircraft Beidou short message to a preset ground station, so that the ground station can parse the Beidou short message according to the message protocol of the Beidou short message to obtain the request data contained in the aircraft Beidou short message, and restore the request data according to the private protocol to obtain the status data of the aircraft. Thus, a continuous communication scheme of ultra-high and ultra-long distance between the aircraft and the ground station is realized, which provides a stable communication guarantee for unmanned aerial vehicles to realize long-distance inter-provincial flights and enhances flight safety. Therefore, it has industrial practicality.

Claims

A Beidou short message communication method, applied to an aircraft, comprising:

Acquire the status data of the aircraft, and compress the status data into aircraft message data according to a preset private protocol and a message data length of a Beidou short message;

The aircraft message data is loaded into the request data segment of the Beidou short message, and the loaded aircraft Beidou short message is sent to a preset ground station, so that the ground station parses the Beidou short message according to the message protocol of the Beidou short message to obtain the request data contained in the aircraft Beidou short message, and restores the request data according to the private protocol to obtain the status data of the aircraft.
The Beidou short message communication method according to claim 1, wherein the acquiring the status data of the aircraft and compressing the status data into aircraft message data according to a preset private protocol and a message data length of the Beidou short message comprises:

Acquiring the flight altitude of the aircraft, and detecting the network status of the aircraft when the flight altitude exceeds a preset altitude;

In the network state, when it is determined that the aircraft has lost the cellular communication network, a Beidou short message module preloaded in the aircraft is started, and the state data is converted and received through a data interface of the Beidou short message module.
The Beidou short message communication method according to claim 1, wherein the acquiring the status data of the aircraft and compressing the status data into aircraft message data according to a preset private protocol and a message data length of the Beidou short message comprises:

Acquiring a relative distance between the aircraft and the ground station, and detecting a network status of the aircraft when the relative distance exceeds an effective communication distance between the aircraft and the ground station;

In the network state, when it is determined that the aircraft has lost the cellular communication network, a Beidou short message module preloaded in the aircraft is started, and the state data is converted and received through a data interface of the Beidou short message module.
The Beidou short message communication method according to claim 1, wherein the acquiring the status data of the aircraft and compressing the status data into aircraft message data according to a preset private protocol and a message data length of the Beidou short message comprises:

When it is determined that the aircraft has lost the cellular communication network and the relative distance between the aircraft and the ground station exceeds the effective communication distance between the aircraft and the ground station, acquiring aircraft data to be sent;

The aircraft data is integrated and/or converted according to the message data length to obtain the status data, and the status data is compressed into the aircraft message data according to the private protocol and the message data length of the Beidou short message.
The Beidou short message communication method according to claim 1, wherein the acquiring the status data of the aircraft and compressing the status data into aircraft message data according to a preset private protocol and a message data length of the Beidou short message comprises:

When it is determined that the aircraft has lost the cellular communication network and the relative distance between the aircraft and the ground station exceeds the effective communication distance between the aircraft and the ground station, acquiring aircraft data to be sent;

The status data is integrated and compressed according to the private protocol and the message data length to obtain the aircraft message data.
A Beidou short message communication method, applied to a ground station, comprising:

After determining that the communication connection with the aircraft is lost, starting a Beidou short message module preloaded in the ground station, and receiving aircraft message data sent by the aircraft through the Beidou short message module;

The request data contained in the Beidou short message of the aircraft is obtained according to the message protocol of the Beidou short message, and the request data is restored according to a preset private protocol to obtain the status data of the aircraft.
The Beidou short message communication method according to claim 6, wherein the method further comprises:

Acquiring control data of the aircraft, and compressing the control data into ground station message data according to the private protocol and the message data length;

The ground station message data is loaded into the request data segment of the Beidou short message, and the loaded ground station Beidou short message is sent to a preset aircraft, so that the aircraft can parse the message protocol to obtain the request data contained in the ground station Beidou short message, and restore the request data according to the private protocol to obtain the control data for the aircraft.
The Beidou short message communication method according to claim 7, wherein the method further comprises:

Acquire the flight altitude of the aircraft, and when the flight altitude exceeds a preset altitude, detect the network status of the aircraft, or acquire the relative distance between the ground station and the aircraft, and when the relative distance exceeds the effective communication distance between the ground station and the aircraft, detect the network status of the aircraft;

In the network state, when it is determined that the aircraft has lost the cellular communication network, the Beidou short message module is started, and the control data is converted and received through the data interface of the Beidou short message module.
A Beidou short message communication device comprises a memory, a processor and a computer program stored in the memory and executable on the processor, wherein when the computer program is executed by the processor, the steps of the Beidou short message communication method as described in any one of claims 1 to 5 or 6 to 8 are implemented.
A computer-readable storage medium having a Beidou short message communication program stored thereon, wherein the Beidou short message communication program, when executed by a processor, implements the steps of the Beidou short message communication method as described in any one of claims 1 to 5, or 6 to 8.
An aircraft system based on Beidou short message communication, comprising: an aircraft equipped with a first Beidou short message module, a computer equipped with a second Beidou short message module, an aircraft command and dispatch system communicating with the computer, and a ground station communicating with the aircraft command and dispatch system; wherein:

The aircraft is configured to send the flight data of the aircraft and the aircraft identification of the aircraft to the second Beidou short message module through the first Beidou short message module;

The computer is configured to receive the flight data through the second Beidou short message module, obtain the aircraft identification, and send the flight data to the aircraft command and dispatch system according to the data request of the aircraft command and dispatch system and the aircraft identification;

The aircraft command and dispatch system is configured to display the flight data according to the aircraft identification and provide a data sharing interface, and receive control instructions sent by the ground station according to the instruction request of the ground station and the aircraft identification;

The ground station is configured to receive the flight data transmitted by the data sharing interface, generate the control instruction according to the control requirements of the aircraft, and send the control instruction to the aircraft command and dispatch system according to the aircraft identification.
According to the aircraft system based on Beidou short message communication according to claim 11, wherein the aircraft is further configured to send the first Beidou card number of the first Beidou short message module, the flight data and the aircraft identification to the second Beidou short message module through the first Beidou short message module.
According to the aircraft system based on Beidou short message communication according to claim 12, wherein the computer is further configured to receive the flight data through the second Beidou short message module, and obtain the first Beidou card number and the aircraft identification, and determine the aircraft corresponding to the flight data according to the first Beidou card number and/or the aircraft identification.
According to the Beidou short message communication-based aircraft system of claim 13, wherein the computer is further configured to receive the control instruction sent by the aircraft command and dispatch system, and select the aircraft according to the aircraft identification corresponding to the control instruction.
According to the aircraft system based on Beidou short message communication according to claim 14, wherein the computer is further configured to determine the first Beidou card number of the first Beidou short message module corresponding to the aircraft according to the aircraft identifier after selecting the aircraft, and send the control instruction to the first Beidou short message module according to the second Beidou card number of the second Beidou short message module and the ground station identifier of the ground station.
According to the aircraft system based on Beidou short message communication according to claim 15, wherein the aircraft is further configured to obtain the second Beidou card number and the ground station identifier corresponding to the control instruction when the control instruction is received through the first Beidou short message module, and execute the control instruction according to the second Beidou card number and/or the ground station identifier.
According to the aircraft system based on Beidou short message communication according to claim 16, the aircraft command and dispatch system is also configured to determine the aircraft corresponding to the flight data according to the aircraft identification and/or the first Beidou card number, and display the flight data in the first display area of the aircraft command and dispatch system.
According to the aircraft system based on Beidou short message communication according to claim 17, wherein the aircraft command and dispatch system is also configured to provide a data sharing interface, and display the flight data in the second display area of the ground station through the data sharing interface.
According to the aircraft system based on Beidou short message communication according to claim 18, the aircraft command and dispatch system is also configured to provide a command forwarding interface, and forward the control instructions individually, in batches, or conditionally through the command forwarding interface.
According to the aircraft system based on Beidou short message communication according to claim 19, wherein the ground station is also configured to generate unified deployment instructions for multiple aircraft according to the overall control requirements of the multiple aircraft, and send the unified deployment instructions to the aircraft command and dispatch system, so that the aircraft command and dispatch system decomposes the unified deployment instructions according to the message structure of the Beidou short message to obtain decomposed instructions corresponding to each of the aircraft.